4-Cyano-1-methyl-1H-pyrazole-5-sulfonamide CAS 111493-51-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 111493-51-7 |
| Molecular Formula | C5H6N4O2S |
| Molecular Weight | 186.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Cyano-1-methyl-1H-pyrazole-5-sulfonamide (CAS 111493-51-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H6N4O2S. Molecular weight: 186.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H6N4O2S |
| Molecular Weight | 186.19 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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- [1,2,4]triazolo[4,3-a]pyrimidine-3-carboxylic acid (CAS 1018665-49-0)
- D-Gln24-Tirzepatide (CAS CATO-CPTD788910)
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