4-Bromo-1-(methanesulfonylmethyl)-1H-pyrazole CAS 1799792-00-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1799792-00-9 |
| Molecular Formula | C5H7BrN2O2S |
| Molecular Weight | 239.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-1-(methanesulfonylmethyl)-1H-pyrazole (CAS 1799792-00-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H7BrN2O2S. Molecular weight: 239.09 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H7BrN2O2S |
| Molecular Weight | 239.09 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Bromobenzo[d]thiazole-4-carbonitrile (CAS 1459253-87-2)
- 2-(bromomethyl)-5-methanesulfonylfuran (CAS 1909317-63-0)
- 2-((5-Bromothiophen-2-yl)methylene)malononitrile (CAS 81020-78-2)
- 2-Amino-1-(2-ethylphenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile (CAS 1094337-61-7)
- 2-(Benzylamino)-3-chloronaphthalene-1,4-dione (CAS 4497-69-2)
- tert-Butyl(1R,5S,8R)-8-hydroxy-3-azabicyclo[3.2.1]octane-3-carboxylate (CAS 1246947-33-0)
- N-Methoxyisonicotinamide (CAS 83421-33-4)
- PChemsPC (CAS 155401-40-4)
- 1-(4-Methylbenzyl)-2-(methylthio)-1H-benzo[d]imidazole (CAS 708998-52-1)
- Semaglutide impurity 97 (CAS CATO-C4X-222697)
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