Dimethylamine
Also known as: N-Methylmethanamine, Methanamine, N-methyl-, Me2NH
Dimethylamine (CAS 124-40-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C2H7N and a molecular weight of 45.084 g/mol. Key properties include a melting point of −93 °C(lit.), a boiling point of 6.1±3.0 °C at 760 mmHg, a density of 0.6±0.1 g/cm3 and a flash point of -56.1±8.8 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H311 — Toxic in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 124-40-3
- Jingsj CID
- J-47969-5
- Molecular Formula
- C2H7N
- Molecular Weight
- 45.084 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −93 °C(lit.) |
|---|---|
| Boiling Point | 6.1±3.0 °C at 760 mmHg |
| Density | 0.6±0.1 g/cm3 |
| Flash Point | -56.1±8.8 °C |
| Exact Mass | 45.057850 |
| PSA | 12.03000 |
| LogP | -0.43 |
| Additional Property | 1.55 (vs air) |
| Vapor Pressure | 1520.3±0.0 mmHg at 25°C |
| Refractive Index | 1.344 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H301 — Toxic if swallowed
- H311 — Toxic in contact with skin
- H315 — Causes skin irritation
- H318 — Causes serious eye damage
- H331 — Toxic if inhaled
- H370 — Causes damage to organs
Customs & Trade Information
| HS Code | 2921110010 |
|---|---|
| Summary | 2921110010 dimethylamine。supervision conditions:23(import license for dual-use item and technologies,export license for dual-use item and technologies)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Dimethylamine?
The CAS number of Dimethylamine is 124-40-3.
What are the molecular formula and molecular weight of Dimethylamine?
Dimethylamine has molecular formula C2H7N and molecular weight 45.084 g/mol.
Is Dimethylamine hazardous?
Dimethylamine has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H311 — Toxic in contact with skin.
What are the upstream and downstream products of Dimethylamine?
For Dimethylamine, Upstream Products: Dimethylamine hydrochloride, Methanol, Tetrakis(dimethylamino)diboron; Downstream Products: R-N-Boc-3-dimethylaminopiperidine, 4-Bromo-3-methoxy-N,N-dimethylbenzamide, 1,4-Bis(dimethylamino)-2-butyne.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dimethylamine (CAS 124-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47969-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.