DL-Cysteine

Purity: 97%

Synonym(s): Cysteine; (+/-)-Cysteine; NSC 63864; (±)-2-Amino-3-mercaptopropionic acid; dl-cystein; (+-)-cysteine; dl-cysteina; dl-cysteine; DL-2-amino-3-mercaptopropanoic acid; (RS)-2-Amino-3-mercapto-propansαure; (R, S)-2-Amino-3-mercapto-propionic acid; H-DL-Cys-OH

Formula: C3H7NO2S Molecular Weight: 121.16

CAS Number: 3374-22-9 Beilstein Number: 1721406 EC Number: 222-160-2 MDL Number: MFCD00004881 PubChem CID: 594

Properties

Shelf life: 1460 days

Solubility: Soluble in water (partly), 1 N HCl (25 mg/ml), ethanol, and acetic acid. Insoluble in acetone.

Sensitivity: light sensitive; Air sensitive; Moisture sensitive

Boiling point:

Melting point: 225°C

InChl: InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2, 7H, 1, 4H2, (H, 5, 6)

Safety Information

Pictograms: GHS07

Signal Word: Warning

Hazard Statements: H302

Precautionary Statements: P501; P264; P270; P330; P301+P317

WGK: 3

Storage: Store at 2-8°C; Argon charged

Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves