Molekula
Trimethylamine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Trimethylamine is a colorless, flammable gas with a strong fishy odor, typically supplied as a liquefied gas under pressure, used in the synthesis of pharmaceuticals, agrochemicals, and surfactants. It also serves as a building block for choline salts and quaternary ammonium compounds, a warning odorant for natural gas, and a raw material for disinfectant manufacture. It is a tertiary amine with the molecular formula C3H9N and a molecular weight of 59.11 g/mol. It is classified as hazardous with a signal word of Danger and must be stored between 2 and 8 °C. Molekula supplies Trimethylamine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Gas |
| Water | ≤4000ppm |
| Assay | ≥99.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | -7 °C |
| Transport Class | 2.1 |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless gas at room temperature |
| Odour | Pungent, fishy, ammoniacal |
| Melting Point | -117 °C |
| Boiling Point | 3 °C |
| Density | 0.6 (relative, water = 1) |
| Water Solubility | 890 g/L at 30 °C |
| Solubility (other solvents) | Soluble in alcohol, ether |
| Vapour Pressure | 187 kPa at 20 °C |
| Refractive Index | 1.3631 |
| pKa | pKa = 9.8 |
| log P (octanol/water) | 0.16 |
Source: PubChem CID 1146 (HSDB, ICSC, ChEMBL)
Identification
| Property | Value |
|---|---|
| SKU | 90027440 |
| CAS Number | 75-50-3 |
| IUPAC Name | N,N-dimethylmethanamine |
| EC Number | 200-875-0 |
| Molecular Formula | C3H9N |
| Molecular Weight | 59.11 |
| Exact Mass | 59.0735 |
| SMILES | CN(C)C |
| InChIKey | GETQZCLCWQTVFV-UHFFFAOYSA-N |
| InChI | InChI=1S/C3H9N/c1-4(2)3/h1-3H3 |
| PubChem CID | 1146 |
| UN Number | UN1083 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | NOT FOR RESALE (2921110000) |
Safety & GHS
-
Flammable
GHS02
-
Compressed Gas
GHS04
-
Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- H220 Extremely flammable gas
- H280 Contains gas under pressure; may explode if heated
- H315 Causes skin irritation
- H318 Causes serious eye damage
- H332 Harmful if inhaled
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Dimethylmethaneamine
- FEMA No. 3241
- Methanamine, N,N-dimethyl-
- methane, dimethylamino-
- Methylamine, N,N-dimethyl-
- N-Trimethylamine
- N,N-dimethylmethanamine
- N,N,N-trimethylamine
- NMe3
- Trimethylamine, anhydrous
Frequently asked questions
What is trimethylamine used for?
Trimethylamine is used in the synthesis of pharmaceuticals, agrochemicals, and as a reagent in organic synthesis.
What is the chemical formula and molecular weight of trimethylamine?
The formula is C3H9N and the molecular weight is 59.11 g/mol.
How should trimethylamine be stored?
It should be stored at 2 to 8 °C in a cool, well-ventilated area away from incompatible materials.
What grade of trimethylamine does Molekula supply?
Molekula supplies trimethylamine in technical grade, suitable for industrial and research applications.
Can Molekula supply trimethylamine in bulk?
Yes, Molekula can supply trimethylamine in bulk quantities; please contact our sales team for details.
What documentation comes with a trimethylamine order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.