L-Cysteine CAS 52-90-4

L-Cysteine

Name	L-Cysteine
Synonyms	(+)-2-Amino-3-mercaptopropionic acid; L-beta-Mercaptoalanine; CySH
Molecular Structure
Molecular Formula	C3H7NO2S
Molecular Weight	121.15
CAS Registry Number	52-90-4
EC Number	200-158-2
FEMA	3263

Uses:

1. Food industry

Dough improvers/flavor enhancers/antioxidants and preservatives

2. Pharmaceuticals and health products

Detoxification and liver protection/antioxidant and cell protection

Respiratory disease adjuvant therapy/nutritional supplements

3. Cosmetics and Personal Care

Key components of perm agent/skincare and whitening/oral care

4. Other industrial applications

Feed additives/chemical synthesis intermediates