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Home/Compounds/Research Reagent/DL-Cysteine hydrochloride
C3H8ClNO2S
157.62 g/mol
Research Reagent

DL-Cysteine hydrochloride

CAS10318-18-0EC233-698-2
Category
Research Reagent
Compound Class
Amine
Primary Use
Research Compound

DL-Cysteine hydrochloride is a research compound consisting of the amino acid cysteine in its racemic (DL) form, presented as the hydrochloride salt. It is commonly used in biochemical and laboratory research as a reagent for studying thiol-containing compounds and protein chemistry.

research reagentbiochemical studieslaboratory synthesis

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

StrongSame Parent

DL-Cysteine hydrochloride monohydrate

CAS96998-61-7

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(R)-Methyl 3-aminobutanoate

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ReferenceSame Category

GTP TRIS SALT

CAS103192-46-7

research compound

Referencestereoisomer of

DL-Cysteine-3,3-d2

CAS124051-54-3

research compound

Referencestereoisomer of

L-Cysteine-d2

CAS130633-02-2

research compound

Referencestereoisomer of

D-Cysteine hydrochloride

CAS32443-99-5

research compound

Customs Tariff Classification

The international HS code for DL-Cysteine hydrochloride (CAS 10318-18-0) is 2930.90.

HS code (international, 6-digit)

2930.90

EU CN code (8-digit)

2930 90 16

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

2-amino-3-sulfanylpropanoic acid;hydrochloride

InChIKey

IFQSXNOEEPCSLW-UHFFFAOYSA-N

SMILES

C(C(C(=O)O)N)S.Cl

Synonyms (20)
  • (+-)-Cysteine hydrochloride
  • (R)-Cysteine-hydrochloride
  • (RS)-cysteine hydrochloride
  • CYSTEINE, (L)
  • CYSTEINE, HYDROCHLORIDE, DL-
  • Cysteine chlorohydrate
  • DL-Cysteine hydrochloride
  • H-Cys-OH.HCl
  • H-D-Cys-OH HCl HO
  • H-DL-Cys-OH.HCl
  • L-Cystein-hydrochloride

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