- Contact Person : Ms. Wu Hongbin
- Company Name : Zhengzhou Meikewote Trade Co., Ltd.
- Tel : 86-0371-55950878
- Fax : 86-0371-55950878
- Address : Henan,zhengzhou,NO.39 Floor6th Unite1,Building10,NO.37 Bosong Road,Jinshui district,Zhengzhou
- Country/Region : China
- Zip : 450000
Pharmaceutical intermediates D-Cysteine hydrochloride monohydrate
D-Cysteine hydrochloride monohydrate
Molecular formula: C3H10CINO3S
Molecular weight: 175.64
CAS NO.: 32443-99-5
EINECS NO.: 251-043-9
Specification:
Test Items | Standard |
Appearance | white crystal or crystal powder |
Heavy metal | ≤10ppm |
Dry weightlessness | 8.0%--12.0% |
Ignition residue | ≤0.10% |
Purity | 98.0%--102% |
Specific rotation | -5.5°C~ -7.0°C |
Character:
white crystal or crystal powder. It is easy to dissolve into water, slightly dissolve into alcohol; a faint smell of organic sulfide.
Application:
mainly used in the field of drugs, it is an important pharmaceutical intermediate of the new generation chiral antibiotics drugs--- Cefminox.
Packing:
25kg/drum
Pharmaceutical intermediates D-Cysteine hydrochloride monohydrate