DL-Cysteine hydrochloride
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DL-Cysteine hydrochloride

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DL-Cysteine hydrochloride is used in cosmetics, used for hair treatment contains Cysteamine. It is also order control agent. Used in process for permanent shaping of human hair.

Category
DL-Amino Acids
Catalog number
BAT-007654
CAS number
10318-18-0
Molecular Formula
C3H7NO2S·HCl
Molecular Weight
157.62
DL-Cysteine hydrochloride
IUPAC Name
2-amino-3-sulfanylpropanoic acid;hydrochloride
Synonyms
DL-2-Amino-3-mercaptopropionic acid hydrochloride; 2-Amino-3-sulfanylpropanoic Acid Hydrochloride; (±)-Cysteine Hydrochloride; 2-amino-3-mercaptopropanoic acid hydrochloride; CYSTEINE HYDROCHLORIDE; H-DL-Cys-OH HCl; H DL Cys OH HCl
Related CAS
52-89-1 (L-isomer) 7048-04-6 (monohydrate)
Appearance
White solid
Purity
≥ 95%
Melting Point
109-112 °C
Boiling Point
293.9 °C at 760 mmHg
Storage
Store at 2-8 °C
InChI
InChI=1S/C3H7NO2S.ClH/c4-2(1-7)3(5)6;/h2,7H,1,4H2,(H,5,6);1H
InChI Key
IFQSXNOEEPCSLW-UHFFFAOYSA-N
Canonical SMILES
C(C(C(=O)O)N)S.Cl

DL-Cysteine hydrochloride is a versatile amino acid derivative with numerous applications in various fields. Here are some key applications of DL-Cysteine hydrochloride:

Pharmaceutical Formulations: DL-Cysteine hydrochloride is commonly used in the pharmaceutical industry as an active ingredient or excipient in various formulations. It acts as a mucolytic agent, helping to break down mucus in conditions like chronic bronchitis and cystic fibrosis. Additionally, it is used in the preparation of injectable solutions due to its antioxidant properties.

Food Industry: In the food industry, DL-Cysteine hydrochloride is employed as a dough conditioner and flavor enhancer. It improves dough’s elasticity and extensibility, making it easier to handle and process, which is particularly beneficial in bread and bakery products. Moreover, its antioxidant properties help retain the color and flavor of food products, enhancing their overall quality.

Cosmetic Applications: DL-Cysteine hydrochloride is used in cosmetic formulations for its moisturizing and antioxidant properties. It is often found in skin and hair care products, where it aids in maintaining hydration and protecting against oxidative stress. These benefits help in improving the overall health and appearance of skin and hair.

Biotechnology and Research: DL-Cysteine hydrochloride serves as a reducing agent and precursor in various biochemical and molecular biology applications. It is used in cell culture media to promote cell growth and survival. Furthermore, it aids in protein folding studies and other biochemical assays, contributing to the understanding of protein structure and function.

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