L-Cysteine, Anhydrous 99+%

Size

£223.00

SKU:: 267763
Molecular Weight:: 121.16
Purity:: ≥99% (Titration: anhydrous basis)
Storage Conditions:: 4°C
Supplier:: United States Biological
CAS Number:: 52-90-4
Format:: White crystalline powder
Extra Details:: L-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. L-Cysteine is commonly used as a precursor in the food and pharmaceutical industries. L-Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavors. Synonyms: L-Cys-OH; (R)-2-Amino-3-mercaptopropanoic Acid; (R)-Cysteine; 2-Amino-3-mercaptopropionic Acid; Cystein; Cysteine; E 920; Half-cystine; L-(+)-Cysteine; 3-Mercapto-L-alanine; L-Cys; NSC 8746; Thioserine; β-Mercaptoalanine  CAS No: 52-90-4 Molecular Formula: C₃H₇NO₂S Molecular Weight: 121.16 Appearance: White crystalline powder Purity: ≥99% (Titration: anhydrous basis) Melting Point: 220°C (dec) (lit) Optical Rotation: [a]D20 = +8.3 to + 9.5º Storage and Stability: Powder is stable for 12months after receipt at 4ºC.