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Across the spectrum of modern biochemistry, I've watched certain niche molecules draw real excitement in labs and industry alike. Uridine 5'-Diphosphoglucose Disodium Salt Hydrate, often shorthand as UDP-glucose, tells a story that starts back in the intricate days of carbohydrate chemistry. Mid-20th century researchers started to realize simple sugars did more than just provide energy; they guide complex biosynthetic paths. Most textbooks give nods to early enzymology work, where UDP-glucose came up in discussions of glycosylation and storage polysaccharide assembly. It earned its stripes not just by showing up in metabolic maps, but by offering a controlled path for transferring glucose residues — essentially a courier for biological construction projects.
Anyone who’s worked with UDP-glucose directly could tell you its stock-in-trade is reliability. You open a sealed vial, and those fine, white or off-white crystals instantly tell you about meticulous preparation. This isn’t the crude carbohydrate soup I dealt with in undergraduate labs. Every lot carries a sharp, specific fingerprint: high solubility in water, distinct stability in neutral to slightly alkaline conditions, and a disodium salt form that plays well with the ionic balance most experiments require. Its structure — uridine linked through diphosphate to glucose — looks unassuming on paper, until you realize this backbone sets up crucial enzymatic handshakes in pathways like glycogenesis and cellular signaling.
Technical literature does flood with claims about purity standards, moisture content, and identity checks using HPLC or NMR. I’ve leaned on UDP-glucose with purities topping ninety-eight percent when repeating enzyme kinetics assays. Its hydrated form means you know the precise mass to add, and accurate labeling lets researchers dodge mistakes that sank plenty of experiments in decades past. Certificates might list trace inorganic phosphates or identify sodium content per mole, but at its core it’s about predictable, clean performance batch after batch.
The preparation lends itself to lessons about refining chemical craftsmanship. One widely used method couples uridine triphosphate (UTP) with glucose-1-phosphate under the action of UDP-glucose pyrophosphorylase. The resulting UDP-glucose can be purified with careful precipitation and crystallization cycles, which takes patience but ensures usable yield. Few shortcuts exist if you want quality matching published standards, and contamination can seriously impact downstream applications. Biotechnological advances, especially recombinant enzyme production, keep streamlining this process for broader research use.
UDP-glucose doesn’t stop at being a metabolic footnote. It participates in a range of chemical reactions that reveal both its stability and versatility. In my own years tinkering with glycosyl transferases, this molecule consistently delivered, shuttling glucose units to growing polysaccharide chains. Enzymatic modification opens the door to UDP-galactose and other sugar nucleotides, building blocks for natural product synthesis and even some new medicinal chemistry projects. It’s a rare case where a lab staple remains at the frontier, helping dissect disease mechanisms or unravel the secrets of cell surface architecture.
Walk into any biochemical supply house and you’ll spot UDP-glucose under a host of synonyms: Uridine 5'-diphosphoglucose disodium salt, Uridine diphosphate glucose, sometimes even just UDPG for short. Despite the varied names, reputable suppliers champion consistent specs, with the hydrate form flagged for researchers who care about every extra water molecule in their calculations. As a result, global collaboration happens efficiently—everyone knows what’s inside the bottle.
My experience in shared facilities hammered home the importance of safe handling—even with a compound like this, widely considered low-risk in typical research concentrations. The real concerns stem from dust inhalation and maintaining good laboratory practice. Safety data drive protocols for storage: cool, dry conditions ward off degradation, and plain water handles most cleaning jobs. Oversight bodies keep an eye on trace contaminants and reinforce standardized documentation, building trust for researchers who can’t afford mishaps in high-stakes projects.
In the lab, the main allure of UDP-glucose links straight to its biochemical flexibility. Glycogen synthesis, cell wall formation in plants, and even antibiotic biosynthesis all lean hard on its role as a glucose donor. Its value shines in medical research, from probing congenital metabolic disorders to mapping out viral glycoprotein assembly. I’ve seen it used as a teaching tool in advanced courses, showing students how a seemingly mundane molecule anchors entire pathways in place. Outside academia, its role peaks in the production of bioengineered polysaccharides, offering a stepping stone to smart materials and sustainable packaging alternatives through microbial fermentation lines.
UDP-glucose isn’t a stagnant topic; research groups push new boundaries looking at its influence in signaling and disease. Some cancer labs I’ve followed explore how glycosylation, with UDP-glucose serving in key transfers, impacts tumor progression. Plant scientists pick apart cellulose synthase action, uncovering efficient biofuel strategies. Proteomics facilities use UDP-glucose in cutting-edge techniques to trace glycoprotein modifications. Its central role in glycosyl donor reactions continues opening fresh lines of inquiry into everything from autoimmune disease to rare genetic defects. Tools and assays built around UDP-glucose offer clearer windows into human metabolism and development.
Most available evidence gives little cause for worry about toxicity, especially at doses used in standard bench work. Still, repeated rule-following helps control risk. Researchers understand that even “safe” biochemicals deserve careful respect; chronic exposure and high-concentration handling protocols stay in place. Some animal studies keep tabs on metabolic fates and possible off-target effects, though no alarming markers have emerged. Open publication of toxicity profiles helps future labs stay informed instead of relying on hearsay.
Looking at the pulse of biochemistry, UDP-glucose stands out as more than just a reagent. Advances in chemoenzymatic synthesis, along with lower-cost purification techniques, may unleash new biotechnology products built on custom carbohydrates. Exploring more efficient enzyme systems to produce UDP-glucose taps into sustainability angles, reducing reliance on classic chemical synthesis. Medical diagnostics and therapeutics will keep finding ways to use precise glycosyl transfers, drawing UDP-glucose into drug development and personalized medicine. Its legacy rests not just on decades of reliable lab service, but on an enduring capacity to empower surprising, forward-thinking science.
Uridine 5'-diphosphoglucose disodium salt hydrate may sound like something only chemists care about, but this compound has real significance for people working in biology and medicine. In the lab, this molecule pops up in countless research experiments. As someone who’s spent plenty of time hunched over lab equipment, I’ve seen scientists rely on it to dig into how the body’s cells process sugars and build crucial macromolecules.
Picture a cell as a busy factory, always needing to move energy and raw materials. Without uridine 5'-diphosphoglucose, a cell can’t easily slap glucose—the body’s main fuel—onto bigger molecules. This process becomes especially important when making glycosylated compounds: things like glycogen, which stores energy, and glycoproteins, which help with immune functions and form the surface of nearly every cell. Scientists turn to this salt to mimic the body’s natural processes and figure out what happens when things break down.
Many inherited liver disorders come down to problems in glycogen metabolism. Uridine 5'-diphosphoglucose figures into studies that look for treatment options. Researchers use it to recreate these metabolic pathways in a dish. By “feeding” cells this compound, they watch normal and diseased cells, figure out the exact glitch, and try out new drug candidates. Treatments for conditions like Type I and III glycogen storage disease—rare but deeply impactful—depend on early research driven by this molecule.
Drug researchers use uridine 5'-diphosphoglucose to test how potential medications might affect glycosylation. This isn’t some dry academic pursuit; changes in glycosylation play a role in cancer, viral infections, and autoimmune diseases. Some anti-cancer drugs aim to slip under the radar by tweaking glycosylation and hiding tumor cells from the immune system. That research cannot move forward without routines that include this odd-named substance.
Thanks to organizations like the National Institutes of Health, studies using uridine-related molecules get significant attention. ClinicalLabs and universities looking for therapies against chronic hepatitis or cirrhosis often start with basic cell experiments. A scientist might see how supplementing uridine 5'-diphosphoglucose can help damaged livers regenerate. Sometimes, cell or animal studies translate into hopeful news for families battling serious illnesses.
Agricultural scientists also value uridine 5'-diphosphoglucose. Plants build their cell walls through conjugation of sugars, a process similar to what happens in humans. By adjusting sugar metabolism, researchers can design crops that resist disease or grow stronger under harsh conditions. These tweaks help ensure food security—a challenge that is growing every year. Modified plants, carrying genes that depend on proper activity of this compound, often stand up better against drought and infection.
Any time these biochemicals move toward actual therapies or agricultural changes, strict standards shape the process. Researchers perform layer after layer of safety testing, with oversight ranging from institutional boards to national regulatory bodies. Traceability and reproducibility count just as much as headline results. Reliable sourcing and chemical purity matter, because scientists need to know what they’re working with. Labs that seek out GMP-certified sources for their uridine compounds understand that cutting corners isn’t an option.
Uridine 5'-diphosphoglucose disodium salt hydrate may look obscure to most people, but its impact stretches from rare diseases to the food on our table. Every time researchers set out to study glycosylation or metabolic pathways, they remind us that real progress in science springs from molecules like this—quiet, unglamorous, but absolutely essential.
Curiosity about the molecular weight of a specific compound suggests someone cares about more than just textbook facts. Maybe you’re in a lab, prepping a buffer, or just double-checking calculations for a project that requires accuracy. The molecular weight for Uridine 5’-Diphosphoglucose Disodium Salt Hydrate, sometimes abbreviated as UDP-glucose disodium salt hydrate, lands around 566.17 g/mol for its anhydrous form, but the value often changes since most lab reagents arrive as hydrates. Water hitching a ride with the main compound can tip the scale, pushing the number a bit higher based on how many water molecules are present.
This compound springs up across biochemistry, often finding its way into research related to glycogen synthesis, enzyme studies, and even drug development. The specific weight matters because life in the lab isn’t forgiving—every calculation counts. Gram for gram, tiny mistakes add up during solution prep, throwing off results and wasting precious materials. Investing time in getting the molar mass right prevents headaches and keeps research on track.
The term “hydrate” often stirs confusion for students just getting their hands dirty with chemicals. Say you order a bottle labeled UDP-glucose disodium salt hydrate. Manufacturers include one or maybe two water molecules per molecule of the active ingredient. That means plain arithmetic—just adding up the atomic weights from the chemical formula—isn’t enough. You need the full spiel: sodium, water, phosphate, sugar ring, and uridine base all in play.
Then comes the question of batch consistency. Every supplier might hydrate their product a bit differently. Without closely reading the bottle or datasheet, it’s easy to make mistakes and throw experiments off balance. Methods like Karl Fischer titration exist for a reason, letting researchers figure out exactly how much water each batch contains. Some labs go the extra mile and run these tests on every new shipment, just to keep numbers honest.
Add too little or too much during a solution prep, and nothing lines up. I’ve watched colleagues frustrated after realizing something off with their calculations ruined a week of enzyme assays. Every newly ordered batch deserves scrutiny. The responsibility sits with whoever works at the bench, and it helps to keep clear records and check vendor specifications before prepping anything.
Digging through supplier documentation always helps. Most reputable chemical suppliers list exact molecular weights based on the actual hydration state, not the theoretical anhydrous form. Take time to double-check label information with lab colleagues. If anyone suspects the water content isn’t right—or if the lot sheet looks iffy—run a quick analysis for moisture.
A digital scale won’t reveal the missing answers if the paperwork misleads you. Lean on the scientific community: published protocols, forums like ResearchGate, and seasoned colleagues can save the day with practical tips. Some companies gladly provide certificate of analysis or more data if you reach out with specifics about the batch.
In biochemistry, every decimal point can topple an experiment. Making sure you know the true molecular weight of Uridine 5’-Diphosphoglucose Disodium Salt Hydrate trims back the risk of error. Smart checks up front beat the sting of wasted time and resources, letting the science speak where it matters most.
Uridine 5'-Diphosphoglucose Disodium Salt Hydrate isn’t a typical compound you find in your household cabinet; it shows up in research labs, where scientists tap into its role in studying metabolism and glycogen synthesis. Its value doesn’t only stem from its scientific purpose, but also from how precise handling keeps its integrity sharp. Through years of experience working with similar biochemicals, most researchers learn the hard way that storing these compounds isn’t just a matter of tossing them onto a shelf and walking away. Any shortcut can cost accuracy — and money.
Left uncovered on a lab bench, this salt can start changing. That’s the tricky part with hydrates; humidity becomes their worst enemy. If the lab air drifts on the damp side, the compound starts absorbing moisture, risking clumping or partial dissolution. Over time, this not only lowers performance in any assay, but it also opens the door for microbial growth. From years of bench work, it’s clear that a dry, controlled environment makes a world of difference. Don’t trust the guesswork here — use a moisture-tight desiccator or a bottle with a strong seal.
Lab managers often debate chilling versus room temperature storage. Put simply, cooler conditions keep molecules stable. Most biochemical suppliers put 2–8°C right there on their data sheets for a reason — warmer spots accelerate degradation. Sure, not every compound falls apart quickly at room temp, but experience in the lab shows that coolers or fridges dramatically preserve potency. Cycling through temperature swings, like moving a bottle in and out of storage, speeds up those breakdown reactions. Pick a fridge, label it, minimize the traffic — these aren’t just suggestions, but habits built from repeat experience.
At first glance, these sodium salts look stable. Light and air often seem harmless in the short term, yet oxidation can sneak up, damaging purity. A tightly sealed, opaque bottle reduces this risk. Over the years, I’ve seen colleagues store similar compounds in clear vials, only to find the contents showing color changes and declining assay results. An amber, sealed container blocks out trouble. Taking a few seconds to seal up after each use saves hours of troubleshooting later.
Organization in chemical storage doesn’t get enough credit. Mix-ups aren’t rare in a fast-paced research setting. Only keeping each batch of Uridine 5'-Diphosphoglucose in distinctly labeled bottles sidesteps costly mistakes. Segregating it from incompatible reagents means no accidental cross-contamination. Double-checking inventory and date tracking also helps avoid expired stock. Regular audits often reveal old, degraded samples — a lesson I’ve learned through missed experiment deadlines.
Attention to storage methods reflects a lab’s care for quality. These small efforts keep experimental data trustworthy and save budgets from waste. In classrooms, I learned textbook best practices, but at the bench, I saw how much difference those little habits make. Keeping Uridine 5'-Diphosphoglucose Disodium Salt Hydrate dry, cool, protected, and well labeled isn’t just protocol — it's a proven path to reliable research.
Ask any researcher running assays or prepping cell cultures, water solubility can make or break a protocol. Uridine 5'-diphosphoglucose disodium salt hydrate, often known as UDP-glucose, keeps showing up in enzyme studies and metabolic experiments. Every scientist dreads losing precious compound to clumps or incomplete dissolving. So, here’s the real question: does it dissolve in water, or does it fight back?
I remember my first biochem class. The professor said, “Salts of sugars usually go straight into water,” but there was always at least one exception. UDP-glucose isn’t a tough customer in this respect. Almost every reputable supplier, from Sigma-Aldrich to TCI, lists it as “freely soluble” or “readily soluble” in water. Data sheets mention solubility values well above 20 mg/mL, sometimes climbing to 50 mg/mL or higher. That’s plenty for making concentrated stock solutions, whether you’re loading up a microplate or prepping a buffer.
Try it in the lab, and the powder’s gone within seconds after a few swirls. It absorbs fast, even at room temperature. No gritty residue, no cloudiness. Get it anywhere near organic solvents like ethanol or acetone, and it stays stubbornly undissolved. But water—plain, distilled, or buffered—handles it just fine.
It’s easy to take solubility for granted. In the case of UDP-glucose, water compatibility drives everything from basic research on metabolic pathways to pharmaceutical testing. One of the quirks about nucleotides and sugar conjugates, like this one, is that research usually needs millimolar concentrations. Poor solubility means unreliable results—picture inconsistent doses, weird reaction rates, wasted samples. I've seen teams toss weeks of work after realizing their critical standard didn’t dissolve completely, leaving the door open for misinterpreted enzyme kinetics. Water solubility sidesteps that.
Dissolving cleanly also matters for biological safety. Anything that leaves insoluble particles, even if technically harmless, risks clogging equipment or skewing spectrophotometry readings. With UDP-glucose, the risk drops because water does the job right away without heat or sonication. That supports both accuracy and efficiency, letting people focus on the question at hand instead of worrying about their reagent prep.
With every compound, production quality can shift. Moisture in the container, excessive storage times, or contaminating agents can sometimes mess with how easily UDP-glucose dissolves. I’ve found that even a batch sitting open for a couple of hours on a humid day will start to cake up. That’s not a fault of the compound, more an issue with lab discipline. Keep it tightly sealed, work at room temperature, and use clean tools. For heavy users, splitting into aliquots stops cross-contamination, so every solution starts with a fresh scoop.
Another tip—stirring beats vortexing for most lab settings. UDP-glucose won’t clump, so a slow stir gets a fully clear solution, perfect for titration or spectrophotometry. Some labs autoclave the solution for sterility without seeing decomposition, but always double-check the stability data: not every experimental setup tolerates autoclaving.
It's easy to forget that a compound’s simple solubility ends up defining lots of downstream uses. For UDP-glucose, the ability to dissolve easily in water frees up time, reduces waste, and supports more consistent data across countless experiments. From my own bench work and talking with colleagues, clean dissolution in water isn’t a minor “nice-to-have”—it’s a backbone for efficient, reliable science.
Anyone who works with Uridine 5'-Diphosphoglucose Disodium Salt Hydrate knows this compound pops up in everything from carbohydrate research to enzymatic assays. The single question I get asked the most is, “How pure is it?” Folks want to know what they’re actually putting into their flasks, especially researchers running tight experiments where the difference between a clean signal and a noisy one can rest on stray impurities.
For the uninitiated, most suppliers in the biochemistry world offer this nucleotide sugar at a purity level of 95% or higher, with premier batches reaching 98% or even 99%. This isn’t marketing fluff. You can often see the purity stamped right on the label, confirmed by high-performance liquid chromatography (HPLC) or similar analytical methods. If you order from reputable suppliers, getting something full of mystery contaminants is rare, but price usually matches quality. Some will push a lower-grade compound for industrial or diagnostic uses, but nobody serious about cell signaling or enzymatic studies settles for less than 95%.
I’ve worked through more than a few batches of Uridine 5'-Diphosphoglucose, and every time purity dipped even a little, results changed. In one group I worked with, we started having unexpected bands on our gels—turned out a new supplier’s “research grade” product let some degradants sneak through. We switched to a more reputable source, paid extra for a documented 98% pure compound, and those issues cleared right up. Money talks, but data speaks even louder.
If glycosyltransferase assays start giving fuzzy or inconsistent results, suspicion usually falls on reagent purity first. Even two percent impurity can include mono- or diphosphate analogs, sodium salts, or something as mundane as water. These extras might seem harmless to some, but people working with sensitive biocatalysts or molecular probes know better. Impurities don’t just muddy your data; they can trigger false positives or mask useful activity. That’s why every serious protocol calls for documentation—usually HPLC and NMR to back up the purity claims.
The best suppliers don’t hide behind fine print. Certificates of Analysis come with every shipment, listing a breakdown of residuals, water content, and exact percentages. Some labs routinely send new batches for independent testing just to double-check. This isn’t overkill; even one bad shipment can set a project back weeks. Experience has taught me that pressing vendors for transparency—asking about analytical methods, dates, and storage conditions—saves a world of trouble in the long run.
Advances in synthetic chemistry and purification mean modern researchers should demand high-purity Uridine 5'-Diphosphoglucose every time. Investment in better lab infrastructure and staff training helps, but suppliers still differ in their commitment to consistency. Regulatory agencies now look closer at reagent traceability and batch-to-batch variation. I’d like to see more suppliers publish their full quality protocols, not just selected metrics. That kind of openness builds trust, reduces wasted time, and helps everyone push science forward.
| Names | |
| Preferred IUPAC name | Disodium [(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methyl 2,3,4,6-tetrahydroxy-5-[(phosphonooxy)phosphoryl]oxane-1-carboxylate hydrate |
| Other names |
UDP-glucose disodium salt hydrate Uridine diphosphate glucose disodium salt hydrate UDP-Glc Na2 hydrate UDP-D-glucose disodium salt hydrate |
| Pronunciation | /ˈjʊrɪdiːn faɪv daɪˈfɒsfəˌɡluːkoʊs daɪˈsoʊdiəm sɔːlt haɪdreɪt/ |
| Identifiers | |
| CAS Number | 34343-96-3 |
| Beilstein Reference | 1778383 |
| ChEBI | CHEBI:61511 |
| ChEMBL | CHEMBL1237868 |
| ChemSpider | 20582564 |
| DrugBank | DB03744 |
| ECHA InfoCard | 100941-196 |
| EC Number | 2.7.7.9 |
| Gmelin Reference | 116073 |
| KEGG | C00029 |
| MeSH | D014512 |
| PubChem CID | 24893536 |
| RTECS number | YV5950000 |
| UNII | YOW8V962E8 |
| UN number | This product does not have a UN number. |
| Properties | |
| Chemical formula | C15H22N2Na2O17P2·xH2O |
| Molar mass | 612.17 g/mol |
| Appearance | White to off-white powder |
| Odor | Odorless |
| Density | 1.82 g/cm³ |
| Solubility in water | soluble in water |
| log P | -4.5 |
| Vapor pressure | <0.01 mm Hg (25 °C) |
| Acidity (pKa) | 12.17 (predicted) |
| Basicity (pKb) | 12.25 |
| Magnetic susceptibility (χ) | -73.0 × 10⁻⁶ cm³/mol |
| Viscosity | Viscous gel |
| Dipole moment | 12.5 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 785 J/mol·K |
| Pharmacology | |
| ATC code | A16AA04 |
| Hazards | |
| Main hazards | No significant hazards. |
| GHS labelling | GHS labelling: "Not a hazardous substance or mixture according to the Globally Harmonized System (GHS) |
| Pictograms | GHS07 |
| Signal word | Warning |
| Hazard statements | Hazard statements: H315, H319, H335 |
| Precautionary statements | Precautionary statements: P261, P305+P351+P338 |
| LD50 (median dose) | LD50 (median dose): >5000 mg/kg (Oral, Rat) |
| PEL (Permissible) | Not established |
| REL (Recommended) | 50mg/ml |
| IDLH (Immediate danger) | IDLH not established |
| Related compounds | |
| Related compounds |
ADP-glucose CDP-glucose GDP-glucose IDP-glucose TDP-glucose UDP-glucuronic acid UDP-galactose UDP-mannose Uridine diphosphate |
