3-Cyclopropyl-1-(2,5-dichlorobenzenesulfonyl)-1H-pyrazole CAS 956371-55-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956371-55-4 |
| Molecular Formula | C12H10Cl2N2O2S |
| Molecular Weight | 317.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Cyclopropyl-1-(2,5-dichlorobenzenesulfonyl)-1H-pyrazole (CAS 956371-55-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H10Cl2N2O2S. Molecular weight: 317.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H10Cl2N2O2S |
| Molecular Weight | 317.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 3-Amino-4-chloro-N-(3-chloro-phenyl)-benzenesulfonamide (CAS 325732-24-9)
- 4-(2,4-Dichlorophenoxy)-5-methoxy-2-(methylsulfanyl)pyrimidine (CAS 338956-05-1)
- 3-Amino-4-chloro-N-(2-chlorophenyl)benzenesulfonamide (CAS 325724-69-4)
- 8-tert-Butyl-4-[4-(dimethylamino)benzoyl]-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (CAS 1326810-29-0)
- 1-(tert-Butoxycarbonyl)-4,4-difluoro-5-methylpyrrolidine-2-carboxylic acid (CAS 1956306-70-9)
- 4-Thioxo-3,4-dihydropyrido[2,3-d]pyrimidin-2(1H)-one (CAS 91996-78-0)
- 6-methyl-2,3,4,5,6,7-hexahydro-1,3-benzothiazol-2-one (CAS 101870-28-4)
- 3-Chloro-4-[(2-fluorobenzyl)oxy]benzaldehyde (CAS 433253-90-8)
- 2-(Aminomethyl)-3-cyano-6-(difluoromethyl)pyridine-4-carboxaldehyde (CAS 1805506-14-2)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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