1-((4-Chlorophenyl)sulfonyl)-3-cyclopropyl-1H-pyrazole CAS 956242-41-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956242-41-4 |
| Molecular Formula | C12H11ClN2O2S |
| Molecular Weight | 282.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1-((4-Chlorophenyl)sulfonyl)-3-cyclopropyl-1H-pyrazole (CAS 956242-41-4) pharmaceutical standards reference standard. Molecular formula: C12H11ClN2O2S. Molecular weight: 282.75 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C12H11ClN2O2S |
| Molecular Weight | 282.75 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; 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 |
Related Chlorophenyl Standards
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Recommended Standards
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- (S)-1-(2-Cyanoethyl)pyrrolidine-2-carboxylic acid (CAS 36901-89-0)
- Alectinib Impurity 69 (CAS CATO-C4X-283669)
- 2-[5-Amino-3-(2-thienyl)-1H-pyrazol-1-yl]-5-ethyl-6-methylpyrimidin-4(3H)-one (CAS 1207024-88-1)
- D-Ala18-Tirzepatide (CAS CATO-CPTD788916)
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