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L-Cysteine hydrochloride, 98%|242866|52-89-1

L-Cysteine hydrochloride, 98%

Cat. No JK242866_5_G
J&K Chemical

Product Information

Product Name
L-Cysteine hydrochloride, 98%
Brand Name
J&K
Product Number
242866
CAS
52-89-1
Molecular Formula
C3H7NO2S·HCl
Molecular Weight
157.62
SDS Document
View/Download
Certificate of Analysis (COA)​
COA not found

General Information

PubChem CID
60960
IUPAC Name
(2R)-2-amino-3-sulfanylpropanoic acid;hydrochloride
InChI Key
IFQSXNOEEPCSLW-DKWTVANSSA-N
SMILES
C(C@@H(C(=O)O)N)S.Cl

Properties

Optical Activity
+4.5° to +8.5° (C=8 1 N HCl)

Safety Information

GHS Symbols
Hazard Symbol
Signal Word
Warning
Hazard Statement
H315
H319
H335
Precautionary Statement
P280
P321
P261
P271
P319
P405
P501
P302+P352
P332+P317
P362+P364
P264+P265
P305+P351+P338
P337+P317
P304+P340
P403+P233

References Data Source From Pubchem

Sporolactobacillus fermentans sp. nov., an obligately anaerobic and lactic acid bacterium isolated from pit mud
Publication Name: Antonie van Leeuwenhoek
Publication Date: 2026-03-02
DOI: 10.1007/s10482-026-02274-1

A comprehensive review on nutrition bars as the emerging functional foods: insights into their composition, health benefits and market trends
Publication Name: Journal of Food Measurement and Characterization
Publication Date: 2026-02-12
DOI: 10.1007/s11694-026-04104-4

Extremely oxygen-sensitive next-generation probiotics: can current microcomposite formulations ensure effective colonic delivery?
Publication Name: Microsystems & Nanoengineering
Publication Date: 2026-01-22
DOI: 10.1038/s41378-025-01151-7

pH-Dependent Effects of Short-chain Carboxylic Acids and Buffer Systems On Clostridioides difficile in Vitro and in Vivo
Publication Name: Microbial Ecology
Publication Date: 2026-01-14
DOI: 10.1007/s00248-026-02694-6

Indole-3-aldehyde Preserves Gingival Epithelial Barrier Structure and Function Via AhR/Nrf2 Signaling Pathway
Publication Name: Inflammation
Publication Date: 2026-01-07
DOI: 10.1007/s10753-025-02371-9

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