N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine

N-乙酰基-S-(3,4-二羟基丁基)-L-半胱氨酸

Also known as: 4-(N-Acetyl-L-cystein-S-yl)-1,2-dihydroxybutane, DHBMA, L-Cysteine, N-acetyl-S-(3,4-dihydroxybutyl)-, (2R)-2-acetamido-3-(3,4-dihydroxybutylsulfanyl)propanoic acid, N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine (mixture of diastereomers)

N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine (CAS 144889-50-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H17NO5S and a molecular weight of 251.30000 g/mol. It is also known as 4-(N-Acetyl-L-cystein-S-yl)-1,2-dihydroxybutane, DHBMA and L-Cysteine, N-acetyl-S-(3,4-dihydroxybutyl)-. Key properties include a melting point of NA, a boiling point of 573.162ºC at 760 mmHg, a density of 1.341g/cm3 and a flash point of 300.438ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
144889-50-9
Jingsj CID
J-1504831-2
Molecular Formula
C9H17NO5S
Chinese Name
N-乙酰基-S-(3,4-二羟基丁基)-L-半胱氨酸
Molecular Weight
251.30000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting PointNA
Boiling Point573.162ºC at 760 mmHg
Density1.341g/cm3
Flash Point300.438ºC

Frequently Asked Questions

What is the CAS number of N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine?

The CAS number of N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine is 144889-50-9.

What are the molecular formula and molecular weight of N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine?

N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine has molecular formula C9H17NO5S and molecular weight 251.30000 g/mol.

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

Last updated:

How to cite: Jingsj. "N-Acetyl-S-(3,4-dihydroxybutyl)-L-cysteine (CAS 144889-50-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1504831-2 (accessed 2026-10-24).

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