© 2026 Nanjing Finechem Holdings Co., Ltd,
All Right Reserved
Name: Acetaldehyde ammonia trimer
Common Uses: Found its way into fine chemical labs, organic syntheses, and research applications
Description: White crystalline solid that resembles many common lab chemicals; mild ammonia odor
Chemical Formula: C6H12N2O3
Other Names: Trimer of acetaldehyde and ammonia, 2,4,6-Trimethyl-1,3,5-triazine
Dangers: Inhalation leads to throat and lung irritation, especially in poorly ventilated rooms. Skin contact can cause redness, especially if folks handle it bare-handed. Dust can trigger coughing. Shows mild irritant effects; contact with eyes stings.
Risk Scores: Not classified as highly toxic, but more caution helps. Not on major carcinogen lists, though breathing fine dust or vapors never benefits anyone. Substantial spills generate slippery surfaces. Prolonged exposure increases discomfort.
Main Component: Acetaldehyde ammonia trimer, over 98 percent
Other Substances: Trace amounts of ammonia, acetaldehyde monomer, water, depending on storage and handling
Known Impurities: Minor, but possible formation of polymerization byproducts if left exposed to acids or acids fumes nearby
Inhalation: Fresh air fixes most minor reactions. Any real breathing trouble means someone ought to leave the area and let the body recover before deciding whether to get medical attention.
Skin Contact: Wash off thoroughly with soapy water; stubborn irritation needs a medical look.
Eye Contact: Copious freshwater rinse for several minutes; if pain persists, head to urgent care.
Ingestion: Rinse mouth and try to avoid swallowing more; watch for symptoms, get to a clinic if in doubt.
Flammability: Not classed as highly flammable, but solid can burn if mixed with organic dust or strong oxidizers.
Extinguishing Media: Water spray, CO2, dry chemical powder all work.
Hazards: Fire breaks the compound down into irritating vapors, likely ammonia and oxides of nitrogen.
Tips: Fight fires from upwind, ventilate area, wear breathing protection. Firefighters use full gear and NIOSH-approved masks.
Spill Response: Scoop up solids using gloves, avoid creating dust. Dampen to keep powder from becoming airborne.
Clean-Up: Use paper towels or commercial absorbent, dispose according to facility policy.
Personal Care: Gloves, goggles, dust mask keep things safe for anyone handling a mess. Ventilate the room. Skip vacuuming unless a HEPA filter is available.
Safe Handling: Work under the hood if powders might blow around. Never eat, drink, or smoke near the bench. Change gloves after session.
Storage: Airtight bottles made of glass or chemical-resistant plastic, cool cupboard, away from acids, strong oxidizers, and sunlight.
Attention: Label containers clearly, keep lids tight, rotate stock to avoid old decomposed product hanging around.
Extra Tips: If container cracks or ages, transfer to new bottle quickly and label again.
Ventilation: Local exhaust or chemical fume hood keeps dust from irritating lungs.
Protective Equipment: Nitrile gloves, lab coat, splash goggles, dust mask for larger volumes.
Exposure Limits: Not tightly regulated, though users should avoid repeated unprotected contact and inhalation.
Other Advice: Regular hand washing, no contact lenses if powder in use, and storing PPE in a clean area keep accidents at bay.
Form: Fine white solid, crystalline
Odor: Mildly ammoniacal, can become pungent if impure
Melting Point: Ranges a bit, roughly 94–98°C depending on moisture loss
Water Solubility: Soluble in water and many alcohols – spills can become sticky
Boiling Point: Decomposes well below boiling, so vapor risk stays low
Vapor Pressure: Negligible at room temperature
Stability: Shelf life shortens if exposed to air, light, or moisture
Chemical Stability: Holds up under dry, cool storage
Incompatibles: Strong acids, oxidizers, acid chlorides, some metal powders
Decomposition: Makes ammonia, acetaldehyde, nitrogen oxides if overheated or burned
Polymerization: Not expected under standard lab use, though strong bases or exposure to sunlight could cause breakdown.
Short-Term Effects: Skin redness, eye watering, scratchy throat from dust
Long-Term Effects: Not strongly linked to chronic toxicity or cancer, still best not to push repeated exposure
Routes of Entry: Inhalation, skin, eyes, ingestion
Notable Symptoms: coughing, mild headache, sometimes nausea if swallowed
Medical Attention: Seek out care if prolonged symptoms develop after exposure.
Aquatic Toxicity: Not known to be highly dangerous to aquatic life in lab-scale spills, though heavy contamination can harm water quality
Persistence: Breaks down in soil and water, though some residues can persist if not neutralized
Bioaccumulation: Not expected to build up in organisms in measurable quantities
Preferred Disposal: Use licensed chemical disposal company. Small amounts can go with solid chemical waste after neutralization.
Environment: Never dump down the drain or outside; follow local rules for chemical disposal.
Lab Practice: Seal up old bottles tightly, label for hazards, store in drum until pickup.
Shipping: Seal all containers, pad glass with extra material, ship in cool dry parcels
Regulations: Not listed as a dangerous good in small research quantities, but check for facility or state-level restrictions
Labeling: Include clear chemical name and hazard symbols for shipping convenience
Compliance: Not listed under EPA hazardous substances, not controlled under major international treaties
Lab Rules: Sites still need to track, label, and store it with good chemical hygiene
Notification: Report big spills or accidental releases to local authorities as part of standard environmental stewardship, since ammonia and acetaldehyde can cause trouble for local water and sewage services.
