舒必利中间体 CAS号:33045-52-2
2-甲氧基-5-磺酰胺苯甲酸甲酯
2-Methoxy-5-sulfamoylbenzoic Acid Methyl Ester
Chemical Name | 2-Methoxy-5-sulfamoylbenzoic Acid Methyl Ester |
CAS No. | 33045-52-2 |
Molecular Formula | C9H11NO5S |
Molecular Weight | 245.25 |
Molecular Structure | |
Shelf Life | 3 years |
Storage | Keep in well-closed container, protected from light |
Usage | Intermediate of Sulpiride |
SPECIFICATION
ITEMS | SPECIFICATION |
Appearance | White crystalline powder |
Identification | Positive |
Melting Point | 172.0 ~ 178.0℃ |
Loss on Drying | ≤0.5% |
Sulphated Ash | ≤0.1% |
Iron Salt | ≤15ppm |
TLC (366nm) | No Spots |
Filtration Test | No particles remains and the filter remains white to slightly gray |
MSB-acid (HPLC) | ≤0.3% |
MSB Ethyl Ester (HPLC) | ≤0.2% |
Amide Impurities | ≤0.3% |
Other Impurities | ≤0.1% |