L-Cystine dimethyl ester dihydrochloride

• Catalog No.: 30250
• CAS Number: 32854-09-4
• M. F.: C8H18Cl2N2O4S2
• M. W.: 341.27552
• Purity: ≥95.0% (sum of enantiomers, HPLC)

SYNONYMS

• Title: L-胱氨酸二甲酯 二盐酸盐
• IUPAC name: methyl (2R)-2-amino-3-{[(2R)-2-amino-3-methoxy-3-oxopropyl]disulfanyl}propanoate dihydrochloride
• IUPAC Traditional name: methyl (2R)-2-amino-3-{[(2R)-2-amino-3-methoxy-3-oxopropyl]disulfanyl}propanoate dihydrochloride

DATABASE IDS

• EC Number: 251-261-4
• CAS Number: 32854-09-4
• MDL Number: MFCD00012490
• PubChem SID: 24858258
• Beilstein Number: 4727524

PROPERTIES

• Grade: purum
• Linear Formula: CH3OCOCH(NH2)CH2SSCH2CH(NH2)COOCH3 · 2HCl
• Purity: ≥95.0% (sum of enantiomers, HPLC)
• Melting Point: ~177 °C (dec.)
• Melting Point: 182-183 °C (dec.)(lit.)
• Optical Rotation: [α]20/D -36±1°, c = 4% in methanol
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 36/37/38
• Safety Statements: 26-36
• German water hazard class: 3