Ethyl 3-mercaptopropionate
Also known as: Ethyl 3-mercaptopropanoate, Ethyl 3-sulfanylpropanoate, ethyl beta-mercaptopropionate, ethyl β-mercaptopropionate, 3-mercaptopropionic acid ethyl ester, 3-mercaptopropanoic acid ethyl ester, FEMA 3677
Ethyl 3-mercaptopropionate (CAS 5466-06-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H10O2S and a molecular weight of 134.197 g/mol. Key properties include a boiling point of 194.3±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 72.8±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5466-06-8
- Jingsj CID
- J-1991965-4
- Molecular Formula
- C5H10O2S
- Molecular Weight
- 134.197 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 194.3±0.0 °C at 760 mmHg |
|---|---|
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 72.8±0.0 °C |
| Exact Mass | 134.040146 |
| PSA | 65.10000 |
| LogP | 1.40 |
| Vapor Pressure | 0.4±0.3 mmHg at 25°C |
| Refractive Index | 1.455 |
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 Ethyl 3-mercaptopropionate?
The CAS number of Ethyl 3-mercaptopropionate is 5466-06-8.
What are the molecular formula and molecular weight of Ethyl 3-mercaptopropionate?
Ethyl 3-mercaptopropionate has molecular formula C5H10O2S and molecular weight 134.197 g/mol.
What are the upstream and downstream products of Ethyl 3-mercaptopropionate?
For Ethyl 3-mercaptopropionate, Upstream Products: Ethanol, 3-Mercaptopropionic acid, Ethyl acetate; Downstream Products: 1,4-Dihydroxynaphthalene, 1,3-Dimethyluracil, Tetrahydro-1,4-thiazepan-5-one.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl 3-mercaptopropionate (CAS 5466-06-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991965-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.