Mecysteine
Also known as: Methyl L-cysteinate, Methyl cysteinate, L-Cysteine methyl ester, Cysteine methyl ester, Methyl (R)-cysteinate, Methyl 2-amino-3-mercaptopropionate, L-Cys-OMe, H-L-Cys-OMe, mecysteine USP/EP/BP
Mecysteine (CAS 2485-62-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H9NO2S and a molecular weight of 135.18500 g/mol. Key properties include a boiling point of 197.2ºC at 760 mmHg, a density of 1.163g/cm3 and a flash point of 73.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2485-62-3
- Jingsj CID
- J-1127977-9
- Molecular Formula
- C4H9NO2S
- Molecular Weight
- 135.18500 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 197.2ºC at 760 mmHg |
|---|---|
| Density | 1.163g/cm3 |
| Flash Point | 73.1ºC |
| Exact Mass | 135.03500 |
| PSA | 91.12000 |
| LogP | 0.11680 |
| Vapor Pressure | 0.384mmHg at 25°C |
| Refractive Index | 1.492 |
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 Mecysteine?
The CAS number of Mecysteine is 2485-62-3.
What are the molecular formula and molecular weight of Mecysteine?
Mecysteine has molecular formula C4H9NO2S and molecular weight 135.18500 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Mecysteine (CAS 2485-62-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1127977-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.