L-Homocysteine

L-高半胱氨酸

Also known as: (S)-2-Amino-4-mercaptobutanoic acid, (S)-Homocysteine, 2-Amino-4-mercaptobutyric acid, L-2-Amino-4-mercaptobutyric acid, Homocysteine

L-Homocysteine (CAS 6027-13-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H9NO2S and a molecular weight of 135.185 g/mol. It is also known as (S)-2-Amino-4-mercaptobutanoic acid, (S)-Homocysteine and 2-Amino-4-mercaptobutyric acid. Key properties include a melting point of 231 °C, a boiling point of 299.7±35.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 135.0±25.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6027-13-0
Jingsj CID
J-1113405-5
Molecular Formula
C4H9NO2S
Chinese Name
L-高半胱氨酸
Molecular Weight
135.185 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point231 °C
Boiling Point299.7±35.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point135.0±25.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of L-Homocysteine?

The CAS number of L-Homocysteine is 6027-13-0.

What are the molecular formula and molecular weight of L-Homocysteine?

L-Homocysteine has molecular formula C4H9NO2S and molecular weight 135.185 g/mol.

Is L-Homocysteine hazardous?

L-Homocysteine has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "L-Homocysteine (CAS 6027-13-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1113405-5 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.