3-Cyclopropyl-1-(4-methoxybenzenesulfonyl)-1H-pyrazole CAS 956394-32-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956394-32-4 |
| Molecular Formula | C13H14N2O3S |
| Molecular Weight | 278.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Cyclopropyl-1-(4-methoxybenzenesulfonyl)-1H-pyrazole (CAS 956394-32-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H14N2O3S. Molecular weight: 278.33 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H14N2O3S |
| Molecular Weight | 278.33 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Cyclopropyl Standards
- 4-Cyclopropyl-1-(quinolin-4-yl)-1H-pyrrole-3-carboxylic acid (CAS 649727-28-6)
- 3-{cyclopropyl[(2-methoxyphenyl)carbamoyl]amino}propanoic acid (CAS 1178064-88-4)
- 8-Cyclopropyl-4,4-dimethylthiochroman-6-carbaldehyde 1,1-dioxide (CAS 1350761-76-0)
- 2-{[4-cyclopropyl-6-(trifluoromethyl)pyrimidin-2-yl]sulfanyl}acetic acid (CAS 861434-52-8)
- 10-Cyclopropyl-8-(trifluoromethyl)pyrido[2',3':3,4]pyrazolo[1,5-a]pyrimidine (CAS 832739-28-3)
- 5-Cyclopropyl-4-iodo-1H-pyrazole-3-carboxylic acid (CAS 1290964-41-8)
- 4-Cyclopropyl-6-(methoxy-d3)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine (CAS 2821754-02-1)
- 1-Cyclopropyl-6,7-difluoro-5-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 119915-47-8)
Recommended Standards
- 3-Amino-N-(4-methoxyphenyl)benzene-1-sulfonamide (CAS 201996-24-9)
- 3-Phenyl-5H-thiazolo[2,3-b]quinazolin-5-one (CAS 23905-59-1)
- 3-Amino-N-(4,6-dimethylpyrimidin-2-yl)benzenesulfonamide (CAS 873389-79-8)
- N-Methoxy-N,3-dimethyl-3H-imidazo[4,5-b]pyridine-6-carboxamide (CAS 1186310-78-0)
- 3-(2,3,4-Trifluorophenyl)pyridin-4-amine (CAS 1258624-27-9)
- 4-Chloro-5-(2-methoxyethyl)-5H-pyrrolo[3,2-d]pyrimidine (CAS 919278-16-3)
- 4-Bromo-2-fluoro-6-isopropylphenol (CAS 852947-53-6)
- N-[(1Z,3E)-2-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-3-(methoxyimino)prop-1-en-1-yl]-4-fluoroaniline (CAS 320420-71-1)
- 2-(Chloromethyl)-4-phenylpyridine (CAS 147937-34-6)
- Palmitoyl Tripeptide -5 · 2 TFA (CAS 623172-56-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com