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N,N-Diethylethylenediamine: A Closer Look at an Under-Recognized Chemical Player

Getting to Know N,N-Diethylethylenediamine

Few people outside of chemical labs have ever heard of N,N-Diethylethylenediamine, yet this compound has quietly supported progress across many fields. Chemists have relied on its flexible structure, using it as both a building block and a go-between in everything from synthesis of specialty resins to the creation of new catalyst complexes. N,N-Diethylethylenediamine offers a solid example of how small molecules can punch above their weight in both applied and academic science. Watching this compound pop up in reaction schemes, research journals, and industrial process flowsheets, it’s clear that practical molecules like this one give industries just enough adaptability to keep evolving alongside research and regulation.

History and Development: Roots Stretching Back

Every chemical has a origin story, and for N,N-Diethylethylenediamine, that story ties back to the broader history of diamines during the golden age of organic synthesis. The parent compound, ethylenediamine, first captured attention for its use in chelation and as a precursor to fungicides and surfactants. Adding ethyl groups to the nitrogen atoms, chemists in both Europe and the United States pursued new properties, hoping to tune the balance between reactivity and stability. The result was a molecule with just the right balance of amine functionality and hydrophobic ‘legs’ to earn a place in specialty applications. Over decades, this compound mainly served as an intermediate, but each surge in demand for amines brought another round of innovation, particularly as industries needed new ligands for transition-metal chemistry, custom surfactants, or improved corrosion inhibitors.

Physical and Chemical Personality

Holding a flask of N,N-Diethylethylenediamine, the nose quickly detects its characteristic amine smell—a warning shared by neighbors in any research building with inadequate ventilation. The liquid forms a clear, colorless to pale yellow solution, mixing easily in both water and a variety of polar organic solvents. Its boiling point hovers in the upper range for lower alkyl amines, which sometimes complicates distillation but opens doors for extra control in process settings. The extra ethyl groups reduce hydrogen bonding compared to straight ethylenediamine, creating a less sticky and more oil-soluble character, and chemists appreciate how this structural tweak lets the compound play ‘nice’ with both organic and inorganic partners. Basicity drops slightly compared to the parent compound, but both nitrogens remain reactive—enough to give synthetic chemists options without constant threat of runaway reactions.

Technical Specifications & Labeling: More Than a List of Numbers

Folks working with N,N-Diethylethylenediamine often share a common complaint: not all grades are equal, and subtle impurities influence outcomes in both lab and plant-scale operations. Specs matter, because trace amounts of water, primary amines, or residual solvents can sway a reaction’s direction, color, or safety profile. Regulatory standards for labeling tend to target purity percentages, residual solvent levels, and sometimes the geometric arrangement of atoms—a nod to the impact stereochemistry can have on final products. Labels highlight flashpoints and storage protocols, both to protect workers and to reassure regulators. Yet even here, the real-world lesson is that no lab should ignore supplier variation or assume two drums from different continents behave the same way. For new chemists, it’s a hard-learned truth that quality control doesn’t end with a certificate of analysis.

Preparation: From Lab to Plant-Scale Synthesis

For researchers interested in making N,N-Diethylethylenediamine themselves, direct alkylation of ethylenediamine with ethyl halides comes up as the textbook route. Controlling this reaction demands a careful touch—over-alkylation leads to unwanted byproducts, and side reactions can clog up product streams with both higher amines and quaternary salts. Industrial methods swap batch-process patience for continuous technology, sometimes leaning on different reagents or optimized catalysts to boost selectivity. The real skill lies less in the synthetic trick than in the downstream workup. Removing traces of water, leftover starting material, and colored side-products takes precision and tough separation. It reminds everyone why production chemists earn their pay solving headaches at scale that academic papers often gloss over.

Reactivity and Chemical Modifications

Any student who has run an amine-based reaction knows the endless possibilities of secondary diamines. N,N-Diethylethylenediamine’s two free nitrogens readily accept modifications—from straightforward acylation and alkylation to more sophisticated reactions such as Schiff base formation or metal chelation. The flexible backbone allows the molecule to bridge metals or react with isocyanates and anhydrides. This versatility gives industry a swiss-army-knife molecule: a base, a buffer, a ligand, and a nucleophile, all rolled into a single chemical. New research often explores small tweaks to this structure—either by lengthening the carbon chain or branching the side groups—to push the limits of reactivity for both catalysis and functional material design. Each approach opens a handful of new applications, from water treatment to specialty monomers used in custom plastics or adhesives.

Synonyms and Product Names: Navigating Nomenclature

Names in chemistry can confuse even the seasoned professional. N,N-Diethylethylenediamine goes by several aliases: 2,2'-Diethyl-1,2-ethanediamine, DEEDA, and sometimes other commercial brand names. These synonyms can create snags when tracking down safety data sheets, ordering, or researching regulatory filings. A few times, early-career chemists have ordered the wrong diamine altogether, since only a couple carbon atoms separate one cousin from another. This underscores a lesson etched on every lab’s white board: always double-check chemical names and structures, because in chemistry, a single letter can mean a world of difference.

Operational Standards & Safety Insights

Chemical safety isn’t just about following rules—it’s a culture built on stories, near-misses, and honest lessons. Handling N,N-Diethylethylenediamine means respecting a volatile amine with a sharp aroma and a fire inside. Proper gloves, goggles, and fume hoods stand as the frontline defense, backed by rigorous training. Spills demand immediate cleanup as the liquid evaporates quickly, and its vapors irritate skin, eyes, and lungs. Industry mandates secure storage in tightly capped drums, away from oxidizers and acids, and fire suppression takes special precedence because amines add fuel to many chemical fires. Over the years, incident reviews and root-cause analyses have pushed labs and plants to upgrade ventilation, revise personal protective equipment protocols, and improve both emergency procedures and chemical hygiene standards. Still, working around amines teaches everyone to respect even small bottles, and to question the wisdom of rushing any procedure involving volatile organic bases.

Application Arena: Where the Chemistry Lands

N,N-Diethylethylenediamine rarely sits on shelves long in research labs or production plants. Its main jobs show up behind the scenes in smaller-scale specialty chemistry—serving as a ligand in lab-scale organometallic synthesis or as a component in corrosion inhibitor blends for challenging petrochemical environments. In pharmaceuticals, it contributes to synthetic routes as a reagent or protective agent, letting chemists build up and tear down molecules with more precision. Agrochemicals also benefit, especially in the development of new chelating agents and adjuvants designed to enhance nutrient uptake or protect crops from environmental damage. Water treatment teams have experimented with its use in capturing heavy metals, making use of its two-armed structure to bind ions that are otherwise tough to remove. Across research journals, its structure pops up in studies on new polymer designs, smart coatings, and inventive drug delivery systems. In each case, the compound’s balance of reactivity and manageability unlocks new directions for both basic and applied science.

Exploration and Research: Keeping Curiosity Alive

Research into N,N-Diethylethylenediamine remains lively, fueled by the steady demand for more selective catalysts and more effective functional materials. Organometallic researchers treat it as both a model ligand and a probe for reaction mechanisms, while industrial chemists study its capacity to improve process reliability. Each study adds a bit more detail to the full picture of what this molecule can do—whether that’s binding obscure transition metals, facilitating hard-to-achieve polymerization reactions, or improving yield in metal surface treatments. A growing trend in academic labs explores ‘greener’ reaction pathways using this diamine as both a reactive partner and a medium, and graduate students often turn to it for their first real taste of multi-step organic synthesis. The body of published work keeps expanding, offering both breakthroughs and cautionary tales that help the next generation make better, safer use of this simple-seeming chemical.

Toxicity and Health Science: Knowing the Risks

Toxicity assessments for N,N-Diethylethylenediamine paint a cautious but manageable picture. Like many low-molecular-weight amines, its main threats come through inhalation and skin contact, leading to irritation and sometimes triggering allergic responses. High-dose animal studies have suggested possible organ effects at exposure levels no responsible employer would allow outside of accident conditions. Practical health science points to the need for real engineering controls, not wishful thinking—a lesson reinforced by surveillance programs in chemical plants, where monitoring for chronic exposure stands as a core priority. Regulatory bodies still demand updated toxicology data, and the research community keeps filling these gaps, balancing the need for improved risk information with the practical reality that many routes, like inhalation studies, take time and skill to conduct safely.

Prospects on the Horizon: Where Might It Go Next?

Speculating about the future of N,N-Diethylethylenediamine leads down intriguing paths. On one hand, environmental regulation and the search for ‘greener’ alternatives press every amine to prove it can meet tighter emission and waste standards. Engineers look for ways to recycle or neutralize amines across process chains, and new catalytic uses in sustainable chemistry may boost the molecule’s relevance. Advances in molecular design keep it relevant as researchers discover tweaks that unlock even more selective reactivity—whether for medical diagnostics, new battery electrolyte systems, or layers in advanced coatings. As companies invest more in custom molecules and functional materials, adaptable amine compounds like this one will continue to hold value. It seems clear that as synthetic chemistry keeps stretching for more innovation, the sturdy, quietly capable molecules at the foundation—like N,N-Diethylethylenediamine—will keep providing new chapters for both chemistry’s story and the industries built on it.




What is N,N-Diethylethylenediamine used for?

Understanding How It's Used

N,N-Diethylethylenediamine goes unnoticed outside the world of specialty chemicals, but its footprint runs far and wide. Most people never hear its name unless they’re working inside a lab, but the stuff acts like a vital engine part behind the scenes. I remember meeting a chemical engineer who described these “intermediate” chemicals as the nuts and bolts of modern industry—a tool that helps make things possible, even if no one shouts about it.

This compound pops up most often in the manufacturing of surfactants. Surfactants allow oil and water to mix, making them priceless in cleaning solutions, personal care products, and certain industrial processes. Imagine scrubbing a greasy pan—without surfactants, soap can’t lift off that kitchen grease. The chain starts with building blocks like N,N-Diethylethylenediamine, which chemists blend with fatty acids and other ingredients to shape these household heroes.

Beyond Soaps: A Fixer in Synthesis

It doesn’t stop with soapy water. In synthesis, N,N-Diethylethylenediamine often appears in pharmaceutical research and crop protection. Chemists use it to stitch molecules together, especially when creating drugs or chemicals to boost farm yields. In my lab days, we used amine compounds like this to produce complex structures for active pharmaceutical ingredients. Its two ethyl groups make it more flexible than simpler amines, often giving a better balance between reactivity and selectivity in the products that follow.

That flexibility helps in creating speciality coatings or corrosion inhibitors as well. Many industries deal with metal parts rusting away or coatings failing under stress. By adding precise molecules like N,N-Diethylethylenediamine, companies can tune materials to last longer or resist chemicals. This pays off down the line: fewer repairs, better safety, and cost savings for manufacturers and consumers alike.

Why It Matters

For all this behind-the-scenes work, safety and sustainability remain key. Chemicals don’t just disappear when rinsed down the drain. Workers need good information and equipment to handle amines—direct exposure may irritate skin, eyes, or lungs. Proper training becomes essential. Manufacturers should continue investing in worker protection and clear labeling to keep risks low. Regulatory agencies—especially in regions with strong environmental standards—are stepping up inspections. They want producers to prove they’re preventing leaks and hazardous waste.

There’s another piece to the puzzle: green chemistry. Scientists now work on making these building blocks from plant-based starting points or using milder reaction conditions. In the past, many processes relied on fossil fuels or harsh chemicals. As public demand for clean production grows, researchers push for alternatives that work just as well but with less environmental baggage.

Where We Go From Here

N,N-Diethylethylenediamine isn’t flashy. You won’t see it on shelves, but its uses quietly support products millions rely on each day. Chemical companies owe communities transparency. By using best practices and exploring sustainable routes, they’ll keep earning trust. For policymakers and watchdogs, staying curious about supply chains—asking tough questions about sourcing and waste—should stay high on the list.

What is the chemical formula of N,N-Diethylethylenediamine?

Understanding the Structure: Breaking Down the Name

N,N-Diethylethylenediamine sounds like another mouthful from a college organic chemistry test, but peel back the name and you have a straightforward compound. This molecule comes from ethylenediamine, a simple chain with two amine groups on opposite ends. By attaching an ethyl group to each of the nitrogens, the structure gets bulkier and sheds some of the intense reactivity linked to plain old ethylenediamine.

The backbone remains two carbons long, each end capped by a nitrogen. The "N,N-diethyl" bit means both nitrogens sport an added ethyl side-chain. So if you mapped out the molecule, it looks like this: one ethyl group (–CH2CH3) attached to each of the two nitrogens in the ethylenediamine chain. The chemical formula sums it up as C6H16N2.

The Significance: More Than Just Letters and Numbers

In labs, this formula does more than fill a textbook. Changing the amine groups to ethylated versions shifts the chemical personality, making the molecule less likely to bind wildly with metals or acids. Working with ethylenediamine by itself, I always felt a mix of respect and hesitation—its strong smell and aggressive chemical nature settled that debate for me. N,N-Diethylethylenediamine, on the other hand, is more forgiving, both to handle and to work with.

Chemists lean on these ethylated versions for specific tasks. Maybe the process needs a less sticky amine, or maybe the goal is a more stable raw material for building up pharmaceuticals. Cut down on side reactions, keep yields on target, and skip the drama of highly reactive components. It’s the small tweaks in the formula, like trading hydrogens for ethyl groups, that turn a hazardous material into a reliable workhorse.

The Problem of Nomenclature in Real-World Chemistry

One challenge people run into with molecules like this is confusion about names and formulas. There’s an alphabet soup of names for similar compounds—one wrong move, and you get the wrong bottle. More than once in my research days, I’ve snagged the wrong amine and spent hours working backwards. Clear labeling, more attention to molecular drawings, and better digital systems for chemical inventory can prevent these headaches. Fact: according to the Royal Society of Chemistry, mislabeling and misidentification of chemicals still contributes to lab safety incidents every year. Easy-to-read naming conventions, double-checking chemical formulas, and using barcode systems keep mixtures accurate and safe.

Building In Trust: Why Accuracy Matters

Miscommunication with chemicals lands more than missed experiments—it can mean safety risks. Labs around the world find themselves wrestling with old supplies, faded labels, or formulas that don’t add up. As science speeds up, every chemist from student to industry professional deserves quick tools to identify what’s in the flask. Companies also need to ensure that what’s shipped matches order sheets, reducing mix-ups and waste. Good practices show respect for lab partners, teachers, and the communities that rely on safe products.

Practical Steps from Experience

I learned to trust my eyes and check every bottle myself. I encourage anyone working with chemicals to keep formula charts on hand and to use up-to-date electronic records. If something feels off about what’s on the label versus what formula I expect, I step back. A little pause beats a costly mix-up. C6H16N2 is N,N-Diethylethylenediamine—clear, consistent, and ready for the next experiment.

Is N,N-Diethylethylenediamine hazardous or toxic?

Everyday Handling Meets Chemical Reality

N,N-Diethylethylenediamine sounds like something tucked away on an advanced chemistry exam, but the story centers on practical safety for folks who cross paths with industrial chemicals. Its structure looks like a mouthful, but at its core, this compound belongs to a family of diamines, often used in specialty chemical production, corrosion inhibitors, and pharmaceutical research. In industrial labs, researchers and workers handle dozens of amines every week. I remember my early days in a research facility where these sharp-smelling, volatile liquids lined the benches—each with its unique quirks and risk factors.

Unlike household chemicals, amines like N,N-Diethylethylenediamine bring along strong reactions with air, water, and organic compounds. One spill can fill a room with pungent, choking vapors. Colleagues would always double-check their gloves and goggles. Even a small splash on the skin left redness, itching, and irritation within minutes.

Looking at the Toxicity Data

The most pressing question: just how toxic is it? The answer sits with the data gathered from industrial safety sheets and toxicology reports. N,N-Diethylethylenediamine causes irritation if it touches bare skin or gets in the eyes. Ingestion and inhalation pose bigger dangers. Inhalation brings headaches, dizziness, and sometimes more severe breathing trouble. Animal studies show moderate toxicity levels, with lethal doses in the gram-per-kilogram range for lab rats—a standard test for identifying hazardous thresholds. These numbers put it in the same risk category as other aliphatic amines.

Acute exposure draws the most attention. Skin contact triggers burns and swelling; eyes fare worse. Medical staff in plants handling large batches have seen workers arrive with burns along their arms and face after losing grip on a pipette or bottle. Chronic exposure leads to sensitization, meaning repeated contact can cause lasting allergic reactions. People who work around these chemicals for years sometimes develop asthma-like symptoms and skin rashes that never completely disappear.

Weighing the Evidence in Real-World Settings

Some folks ask, “How dangerous is it, really?” The answer turns on frequency and concentration. A one-time, low-level exposure might settle with a headache or cough. Working daily with large amounts, without gloves or mask, raises the stakes. In tight workspaces or older buildings with poor ventilation, vapors become a persistent health risk. In my working years, fume hoods made all the difference. You never forget the sharpness of an amine vapor if you get a whiff outside that protected zone.

There are no records of widespread public health incidents linked to N,N-Diethylethylenediamine, but the absence of disaster shouldn’t breed complacency. The compound can react with acids, oxidizers, and other chemicals, raising fire hazards or releasing even more toxic byproducts.

Concrete Steps Toward Safer Environments

Safety always starts with knowledge and preparation. Gloves, goggles, lab coats, and fume hoods reduce risk to a manageable level. In workplaces, clear labels and regular training keep new staff safe. Emergency eyewash stations and showers hang near any bench where the compound gets used, just in case. Regulatory agencies, including OSHA and the European Chemicals Agency, classify N,N-Diethylethylenediamine as hazardous. These rules require tight controls on storage, disposal, and use. Many plants cycle workers through jobs to minimize chronic exposure, breaking up day-to-day routine to dodge sensitization and lasting health impacts. Responsible companies review their safety plans every year, listening to feedback from those who work closest with these chemicals.

What are the storage and handling recommendations for N,N-Diethylethylenediamine?

Why Careful Storage Is Not Just a Good Idea

I’ve spent a chunk of my career in labs where chemicals often play by their own rules. N,N-Diethylethylenediamine, known for its role in organic synthesis and specialty chemical manufacturing, isn’t one you leave on a bench and forget about. Storing this chemical right does more than protect product quality—it protects people. It gives workers and scientists the confidence to focus on their experiments rather than worry about what could go wrong.

Temperature and Ventilation: The Basics Done Right

N,N-Diethylethylenediamine boils at a relatively low temperature—about 141°C—and emits vapors that can cause headaches or irritation. Storing it at room temperature works only if the room stays cool. I’ve seen minor temperature spikes create pressure inside loosely capped bottles, leading to leaks that stink up a whole wing of the building. Keep it somewhere dry and out of direct heat, with plenty of airflow. Chemical storage cabinets with local ventilation give better safety than any storeroom corner.

Containers and Chemical Compatibility

This compound reacts with strong oxidizers and acids. If a bottle leaks or gets left open near incompatible chemicals, you don’t need a dramatic lab accident to see things go sideways—corrosion and slow degradation can slip under the radar, affecting sample purity and even causing dangerous by-products. Use tightly sealed containers made of compatible materials, like high-density polyethylene or glass. Metal containers risk corrosion, which can turn a safe storage solution into a silent hazard.

Labeling and Accessibility: More Than a Box to Check

Mislabeling caused more issues in my lab experience than actual spills ever did. If a bottle’s only marked with a shorthand, or if the hazard symbols aren’t clear, someone might grab the wrong solvent or mishandle the material. Each container deserves a readable label showing full chemical name, concentration, hazard pictograms, and date of opening. Keep an organized inventory with each container’s location and status.

Handling With a Human Touch

Beyond labels and locks, real safety depends on those using the chemical. Gloves and goggles matter, but so does common sense. I recall an incident where someone skipped the gloves—just once—and spent an afternoon with skin irritation. Even though the compound doesn’t attack skin as aggressively as strong acids do, splashes cause enough discomfort to derail a project. Fume hoods and chemical-resistant aprons give another layer of protection.

Spill Response and Waste Disposal

Spills, though rare, do happen in even the best-run labs. Absorbent pads and neutralizing materials should be within reach—something as simple as a container with a broken seal could lead to a puddle on the shelf. Used containers and cleanup materials need placement in hazardous waste containers, not regular trash. I’ve seen disposal shortcuts come back to haunt teams during inspections or, worse, cause minor chemical accidents during trash hauling.

What Real-World Practice Looks Like

All the safety sheets and protocols in the world don’t mean much if they stay on paper. I’ve found most incidents linked back to skipping a step out of habit or rushing the process. Regular training and visible reminders keep everyone alert. For labs where turnover is high or shifts rotate, clear and up-to-date instructions posted near chemical stations make a difference—far more than a once-a-year reminder session.

Building Trust in the System

At its core, good storage and handling show respect for both the science and the people making it possible. Small steps—right containers, careful labeling, timely waste collection—keep labs productive and safe. This isn’t just about compliance or box-ticking. It’s about sticking around long enough in your field to see your best work make a difference.

Where can I purchase N,N-Diethylethylenediamine?

Tougher Rules Shape Everyday Purchasing

Few chemicals get as much curiosity as N,N-Diethylethylenediamine. High school science buffs seek it for home experiments, university labs lean on it for organic synthesis, and industrial plants use it for specialty processes. Before looking for vendors, it’s important to keep in mind that this isn’t a chemical you pick up like dish soap. Stores won’t stock it. Even reputable online marketplaces such as Sigma-Aldrich, Thermo Fisher, or TCI America require credentials before letting buyers check out.

Who Gets Access?

Buyers usually have to show proof—business tax IDs, university orders, or evidence of research work. My research team hit similar walls in 2022. After working on a project for a local biotech startup, we needed a few hundred grams for pilot reactions. Forty-eight hours after putting in a quote request with a known distributor, paperwork flooded our inbox. Safety data sheets, project goals, and shipping details—everything got checked, right down to our storage fridge setup. No credentials, no shipment. For personal buyers, these roadblocks generally make access impossible.

Authorities treat amine-based chemicals, like N,N-Diethylethylenediamine, as materials that can be misused. Over the years, customs agents have flagged orders containing it. Shipments get held if the reason for purchase isn’t clear, or if the buyer can’t document a scientific or business need.

Trustworthy Sources Won’t Cut Corners

Some websites claim to deliver to private addresses, no questions asked. Risks run high here. Counterfeit and contaminated batches pop up in these gray areas. National authorities charge heavy penalties and criminal prosecution to both sellers and buyers sidestepping the rules. A headline last year about a small business owner in Ohio nailed this home—fines climbed over $100,000 for buying regulated precursors through a front. Sticking with authorized suppliers protects not just research, but also legal standing and physical safety.

Why Accountability Matters

Working in research, mistakes with chemicals do not just damage experiments; they can endanger people and property. A friend’s university lab bought off-spec chemicals once. That led to failed reactions, hazardous fumes, and a shutdown by inspectors. Reputable chemical houses—think Fisher Scientific, Sigma-Aldrich, Merck—run purity checks and supply real certificates. This isn’t just paperwork. In my own experience reordering an amine, full traceability helps us spot errors, and insurance companies require documented proof if an accident occurs.

What Can Buyers Do If Access Is Blocked?

Anyone who truly needs N,N-Diethylethylenediamine for a legitimate project should contact certified distributors directly, prepare documents ahead of time, and outline plans for safe handling. Academic partnerships offer another route. Graduate students can request small quantities through lab supervisors—most colleges near me have in-house chemical safety officers who review requests. For businesses, solid record-keeping proves to suppliers and auditors that every milliliter serves a verified purpose. When local distributors don’t carry stock, direct import channels may work, but paperwork always ramps up, and costs follow.

Building Trust and Transparency

The hassles reflect a bigger shift in chemical supply. Stricter vetting slows things, but helps weed out risky buyers and keeps people safe. Scientists and schools can push for clearer access standards—sometimes even companies revise rules after hearing from customers. From my experience, patient communication helps—calling supplier reps before placing an order often resolves hitches faster than pinging generic emails. N,N-Diethylethylenediamine plays a key role in specialty chemistry, but the road to purchase builds in barriers that keep science, business, and communities safer.

N,N-Diethylethylenediamine
Names
Preferred IUPAC name N,N-diethyl-1,2-ethanediamine
Other names N,N-Diethylethane-1,2-diamine
N-Ethyl-N-(2-aminoethyl)ethanamine
3-Diethylaminoethylamine
N,N-Diethyl-1,2-ethanediamine
DEEDA
Pronunciation /ɛn ɛn daɪˈɛθaɪl ɪθɪˈliːndaɪəˌmiːn/
Identifiers
CAS Number 100-36-7
Beilstein Reference 1209243
ChEBI CHEBI:37954
ChEMBL CHEMBL16254
ChemSpider 65356
DrugBank DB08741
ECHA InfoCard 100.005.219
EC Number 202-729-4
Gmelin Reference 74156
KEGG C18729
MeSH D003978
PubChem CID 12003
RTECS number KK5075000
UNII 9002LU08GM
UN number UN2372
CompTox Dashboard (EPA) DTXSID202066
Properties
Chemical formula C6H16N2
Molar mass 117.21 g/mol
Appearance Colorless to yellow transparent liquid
Odor ammonia-like
Density 0.811 g/mL at 25 °C
Solubility in water miscible
log P 0.34
Vapor pressure 0.8 mmHg (25°C)
Acidity (pKa) 10.12
Basicity (pKb) pKb = 3.45
Magnetic susceptibility (χ) -53.8·10⁻⁶ cm³/mol
Refractive index (nD) 1.435
Viscosity 0.93 cP (20 °C)
Dipole moment 3.09 D
Thermochemistry
Std molar entropy (S⦵298) 322.8 J·mol⁻¹·K⁻¹
Std enthalpy of formation (ΔfH⦵298) -63.7 kJ/mol
Std enthalpy of combustion (ΔcH⦵298) -4133 kJ·mol⁻¹
Pharmacology
ATC code N04BB10
Hazards
GHS labelling GHS02, GHS05, GHS07
Pictograms GHS05,GHS07
Signal word Warning
Hazard statements H226, H302, H314, H412
Precautionary statements P261, P280, P305+P351+P338, P337+P313, P303+P361+P353, P310
NFPA 704 (fire diamond) 1-3-1-W
Flash point 38 °C (100 °F) - closed cup
Autoignition temperature 215 °C
Explosive limits 2.1%–10.8%
Lethal dose or concentration LD50 oral rat 1080 mg/kg
LD50 (median dose) LD50 (oral, rat): 1620 mg/kg
NIOSH JE4550000
PEL (Permissible) Not established
REL (Recommended) 10 ppm (40 mg/m3)
IDLH (Immediate danger) IDLH: 100 ppm
Related compounds
Related compounds Ethylenediamine
N-Methylethylenediamine
N,N-Dimethylethylenediamine
N-Ethylethylenediamine
Triethylenetetramine
Diethylenetriamine