Compound Q&A

How is Cysteine hydrochloride (1:1) (CAS: 10318-18-0) typically synthesized?

Answer

Cysteine hydrochloride (1:1)
Cysteine hydrochloride (1:1) is typically synthesized by reacting cysteine with hydrochloric acid. The reaction is carried out in an aqueous medium, and the mixture is heated to drive off excess acid. The reaction is exothermic, and proper cooling is necessary to prevent decomposition. The product is then purified by recrystallization or chromatography.

About

CAS No 10318-18-0
English Name Cysteine hydrochloride (1:1)
Molecular Formula C3H8ClNO2S
Molecular Weight 157.62 g/mol
SMILES C(C(C(=O)O)N)S.Cl
InChIKey IFQSXNOEEPCSLW-UHFFFAOYSA-N
Last Updated: 2025-09-08 00:42

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