n-[(1h-pyrazol-4-yl)methyl]methanesulfonamide CAS 1184753-34-1
| CAS No. | 1184753-34-1 |
| Molecular Formula | C5H9N3O2S |
| Molecular Weight | 175.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H9N3O2S, n-[(1h-pyrazol-4-yl)methyl]methanesulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 175.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies n-[(1h-pyrazol-4-yl)methyl]methanesulfonamide (CAS 1184753-34-1), a certified reference material (molecular formula C5H9N3O2S, MW 175.21 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures n-[(1h-pyrazol-4-yl)methyl]methanesulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H9N3O2S |
| Molecular Weight | 175.21 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- n,n-Dimethyl-1h-pyrazole-4-sulfonamide (CAS 1179901-00-8)
- Methyl 2-(methylthio)-4,5-dihydrooxazole-4-carboxylate (CAS 119843-84-4)
- 2-Aminobenzo[d]thiazole-4-carbonitrile (CAS 1126637-56-6)
- (1-methyl-1H-pyrazol-4-yl)methanesulfonamide (CAS 1247841-25-3)
- 2-Chloro-1-phenyl-2-(phenylselanyl)ethanone (CAS 125731-66-0)
- AG-041R (CAS 199800-49-2)
- 1,1'-(Methylenebis(4,1-phenylene))bis(3-cyclohexylurea) (CAS 58890-25-8)
- (3-Oxocyclohexyl)boronic acid (CAS 2377587-32-9)
- Ammoxetine Impurity C38 (CAS 65653-31-8)
- 4-(3-iodopyrazol-1-yl)-2-methoxypyridine (CAS 1350475-30-7)
- Dapagliflozin Impurity 162 (CAS CATO-C4X-1138162)
- (5|A,6|A)-3-hydroxy-17-methyl-7,8-didehydro-4,5-epoxymorphinan-6-yl propanoate 771-99-3 KST-1A8167 (CAS 771-99-3)
- 6-Fluoro-1-methyl-1H-indazole-4-carboxylic acid (CAS 697739-07-4)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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 18665070610 / Nicole.chen@cato-chem.com