Allyl mercaptan
Also known as: 2-Propene-1-thiol, 2-Propene-1-thiol technical, ~60% (GC), 2-propenyl mercaptan, ALLYL SULFHYDRATE, ALLYLTHIOL, Allyl Mercaptan, Technical, CH2=CHCH2SH, EINECS 212-792-7, MFCD00004894, Prop-2-ene-1-thiol, mercaptanallylique, propenemercaptan
Allyl mercaptan (CAS 870-23-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C3H6S and a molecular weight of 74.145 g/mol. Key properties include a boiling point of 68.4±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 21.1±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 870-23-5
- Jingsj CID
- J-36325-7
- Molecular Formula
- C3H6S
- Molecular Weight
- 74.145 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 68.4±9.0 °C at 760 mmHg |
|---|---|
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 21.1±0.0 °C |
| Exact Mass | 74.019020 |
| PSA | 38.80000 |
| LogP | 1.51 |
| Vapor Pressure | 151.7±0.1 mmHg at 25°C |
| Refractive Index | 1.453 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
Customs & Trade Information
| HS Code | 2930909090 |
|---|---|
| Summary | 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Allyl mercaptan?
The CAS number of Allyl mercaptan is 870-23-5.
What are the molecular formula and molecular weight of Allyl mercaptan?
Allyl mercaptan has molecular formula C3H6S and molecular weight 74.145 g/mol.
Is Allyl mercaptan hazardous?
Allyl mercaptan has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour.
What are the upstream and downstream products of Allyl mercaptan?
For Allyl mercaptan, Upstream Products: Allyl chloride, Allyl thioacetate, Allyl bromide; Downstream Products: Methyl allyl trisulfide, Allyl ethyl sulfide, Dipropyl disulfide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Allyl mercaptan (CAS 870-23-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36325-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.