Compound Q&A

Is L-Cysteine (CAS: 52-90-4) safe?

Answer

L-Cysteine
L-Cysteine is generally considered safe when used in recommended amounts. It is well-tolerated by most people and is approved for use in food and pharmaceutical products. However, high doses may cause gastrointestinal discomfort. Proper handling, such as using gloves and ensuring good ventilation, is recommended during industrial applications. Safety standards ensure that L-Cysteine is produced and used under controlled conditions to minimize risks.

About

CAS No 52-90-4
English Name L-Cysteine
Molecular Formula C3H7NO2S
Molecular Weight 121.16099999999997 g/mol
SMILES N[C@@H](CS)C(=O)O
InChIKey XUJNEKJLAYXESH-REOHCLBHSA-N
Last Updated: 2025-08-25 01:07

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