Chemicals

D-Cysteine hydrochloride

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CAS No: 32443-99-5

Product Name: D-Cysteine hydrochloride

Other Name:

H-D-Cys-OH.H2O.HCl

L-2-Amino-3-mercaptopropanoic acid monohydrochloride

2-Amino-3-sulfanylpropansäurehydrochlorid

D-Cysteine hydrochloride (1:1)

2-Amino-3-sulfanylpropanoic acid hydrochloride

D-CYS.HCL.H2O

D-Cys-OH hydrochloride

D-Cysteinehydrochloride

L-Cysteine hydrochloride

Cysteine monohydrochloride

Cysteine hydrochloride (1:1)

D-Cys hydrochloride

Boiling Point: 293.9ºC at 760 mmHg

Melting Point: ~185 °C (dec.)

Molecular Formula: C3H8ClNO2S

Molecular Weight: 157.619

Flash Point: 131.5ºC

Exact Mass: 156.996429

PSA: 102.12000

LogP: 0.83040

Specification

Appearance: White crystalline powder

Assay: ≥98.0%

Specific rotation[α]20D: -5.5°~ -7.0°

Transmittance: ≥99.0%

Chloride: 19.89%~20.29%

Ammonium: ≤0.02%

Sulfate: ≤0.020%

Iron: ≤10ppm

Heavy metals: ≤10ppm

Arsenic: ≤1ppm

Other amino acids: Not detectable

Loss on drying: 8.5~12.0%

Residue on ignition: ≤0.10%

Application

Intermediates of Cefminox sodium CAS: 92636-39-0

Amino Acid Derivatives. Be used as pharmaceutical intermediates.

Package: 25kg/drum, can also be designed according to customer requirements.

Storage: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

D-Cysteine hydrochloride

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