L-Cysteine hydrochloride anhydrous

L-半胱氨酸盐酸盐(无水物)

Also known as: L-Cysteine hydrochloride, L-Cysteine monohydrochloride, Cysteine, hydrochloride, L-, L-(+)-α-amino-β-thiopropionic acid hydrochloride, (2R)-2-Amino-3-mercaptopropanoic acid hydrochloride, (R)-(+)-Cysteine hydrochloride, MFCD00064553

CAS No.
52-89-1
Jingsj CID
J-1115747-6
Molecular Formula
C3H8ClNO2S
Chinese Name
L-半胱氨酸盐酸盐(无水物)
Molecular Weight
157.619 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point140-142ºC
Boiling Point293.9ºC at 760 mmHg
Flash Point131.5ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of L-Cysteine hydrochloride anhydrous?

52-89-1

What are the molecular formula and molecular weight of L-Cysteine hydrochloride anhydrous?

C3H8ClNO2S, molecular weight 157.619 g/mol

Is L-Cysteine hydrochloride anhydrous hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026