Chloromethane
Also known as: Methyl chloride, Methane, chloro-, Freon 40, MONOCHLOROMETHANE
Chloromethane (CAS 74-87-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula CH3Cl and a molecular weight of 50.487 g/mol. Key properties include a melting point of -97ºC, a boiling point of -24.5±3.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of -86.4±2.8 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H315 — Causes skin irritation and H351 — Suspected of causing cancer. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 74-87-3
- Jingsj CID
- J-1312995-0
- Molecular Formula
- CH3Cl
- Molecular Weight
- 50.487 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -97ºC |
|---|---|
| Boiling Point | -24.5±3.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | -86.4±2.8 °C |
| Exact Mass | 49.992329 |
| LogP | 0.97 |
| Additional Property | 1.74 (vs air) |
| Vapor Pressure | 4074.1±0.0 mmHg at 25°C |
| Refractive Index | 1.331 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H315 — Causes skin irritation
- H351 — Suspected of causing cancer
Customs & Trade Information
| HS Code | 2903110000 |
|---|---|
| Summary | 2903110000 chloroethane。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。Lowest tariff:5.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Chloromethane?
The CAS number of Chloromethane is 74-87-3.
What are the molecular formula and molecular weight of Chloromethane?
Chloromethane has molecular formula CH3Cl and molecular weight 50.487 g/mol.
Is Chloromethane hazardous?
Chloromethane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H315 — Causes skin irritation; H351 — Suspected of causing cancer.
What are the upstream and downstream products of Chloromethane?
For Chloromethane, Downstream Products: Ethanol, Ethanol-d1, chloro(trideuterio)methane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Chloromethane (CAS 74-87-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1312995-0 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.