2,1,3-Benzothiadiazole-4-carbonyl chloride CAS 148563-33-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 148563-33-1 |
| Molecular Formula | C7H3ClN2OS |
| Molecular Weight | 198.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,1,3-Benzothiadiazole-4-carbonyl chloride (CAS 148563-33-1) pharmaceutical standards reference standard. Molecular formula: C7H3ClN2OS. Molecular weight: 198.63 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H3ClN2OS |
| Molecular Weight | 198.63 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Benzothiadiazole Standards
- 2,1,3-Benzothiadiazole-5-carbonyl chloride 321309-31-3 benzo[c][1,2,5]thiadiazole-5-carbonyl chloride (CAS 321309-31-3)
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Recommended Standards
- [(2-chloroethyl)(dimethylamino)phosphoryl]dimethylamine (CAS 14518-01-5)
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- Acibenzolar Acid Impurity 8 (CAS 124371-49-9)
- (R)-1-acetylpyrrolidine-3-carboxylic acid (CAS 1693726-50-9)
- 4-Amino-2,3-dihydro-2-(2-oxo-6-thioxo-3-piperidinyl)-3-thioxo-1H-isoindol-1-one (CAS 2641643-76-5)
- Norepinephrine impurity 149 (CAS CATO-C4X-1514149)
- 1,5-Dimethyl-[1,2,4]triazolo[4,3-a]quinoline (CAS 35359-26-3)
- 4-bromo-8-methoxynaphthalen-1-ol (CAS 184221-86-1)
- 5-chloro-1-methyl-1H-pyrrolo[2,3-c]pyridine-3-carbonitrile (CAS 2092824-54-7)
- Semaglutide impurity 98 (CAS CATO-C4X-222698)
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