5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonyl chloride CAS 88398-93-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 88398-93-0 |
| Molecular Formula | C5H10Cl2N2O2S |
| Molecular Weight | 233.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-chloro-1,3-dimethyl-1H-pyrazole-4-sulfonyl chloride (CAS 88398-93-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H10Cl2N2O2S. Molecular weight: 233.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H10Cl2N2O2S |
| Molecular Weight | 233.12 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 | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related chloro Standards
- 3-chloro-1-ethyl-pyrazole-4-sulfonyl chloride (CAS 1254309-83-5)
- 1143461-49-7 2-Chloro-5-(3-chloro-5-fluorophenyl)-1-pentene MFCD11915888 (CAS 1143461-49-7)
- 1-Chloro-4-((5-chloropentyl)oxy)benzene (CAS 81956-16-3)
- 7-Chloro-8-(chloromethyl)-3,4-dihydro-2h-1,5-benzodioxepine (CAS 1094323-67-7)
- 2-(2-Chloro-5-methylphenoxy)propanoyl chloride (CAS 1160257-24-8)
- Ethyl 2-chloro-2-(3-chlorophenyl)acetate (CAS 1249018-90-3)
- (4-Chloro-3,5-dimethylphenoxy)acetyl chloride (CAS 55691-31-1)
- 2-(4-Chloro-2-methylphenoxy)propionyl chloride (CAS 4878-28-8)
Recommended Standards
- 5,6-dichloropyridine-3-sulfonamide (CAS 622339-80-4)
- Methyl 3,3,3-trifluoro-2-(2-fluoroacetamido)-2-hydroxypropanoate (CAS 326879-67-8)
- 5,6-Dichloro-2-(methylthio)-1H-benzo[d]imidazole (CAS 20076-54-4)
- 2-(1,2,3,4-Tetrahydroisoquinolin-3-yl)ethanol (CAS 70917-84-9)
- 4-Chloro-5-nitrothiazol-2-amine (CAS 127507-89-5)
- 3-(Dimethylamino)-5-methyl-5-phenyl-2-thioxooxazolidin-4-one (CAS 88051-73-4)
- 7-Methylisoxazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione (CAS 65183-63-3)
- tert-Butyl ((5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)methyl)carbamate (CAS 1374451-83-8)
- 6-Bromo-3-(difluoromethyl)-5-(trifluoromethyl)picolinonitrile (CAS 1806996-67-7)
- Acetyl Hexapeptide-38 (CAS 1400634-44-7)
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