3-(5-Amino-3-methyl-1H-pyrazol-1-yl)-4-chlorobenzenesulfonic acid CAS 68227-68-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 68227-68-9 |
| Molecular Formula | C10H10ClN3O3S |
| Molecular Weight | 287.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(5-Amino-3-methyl-1H-pyrazol-1-yl)-4-chlorobenzenesulfonic acid (CAS 68227-68-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H10ClN3O3S. Molecular weight: 287.72 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H10ClN3O3S |
| Molecular Weight | 287.72 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 methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 3-(4-Chlorophenyl)-1-(4-fluorophenyl)-1H-pyrazol-5-amine (CAS 618098-13-8)
- 4-(2-Chlorobenzyl)thiomorpholine-3,5-dione 1,1-dioxide (CAS 338793-66-1)
- 3-(3-Chloro-5-fluorophenyl)-4-cyanopropiophenone (CAS 898750-28-2)
- 2-(tert-Butyl)-4-chlorothiazole (CAS 1893671-31-2)
- 2-(2-Chloro-3-(difluoromethyl)-5-fluoropyridin-4-yl)acetonitrile (CAS 1805061-06-6)
- 3-(3-Methoxyphenyl)-3-(trifluoromethyl)-diaziridine (CAS 154187-45-8)
- (2-Cyclopropoxy-3,5-difluorophenyl)methanamine (CAS 2169474-40-0)
- Cefradine EP Impurity C (CAS CATO-C4X-12157)
- N1-methyl-N1-(1-(pyrazin-2-yl)ethyl)ethane-1,2-diamine (CAS 1342041-02-4)
- D-[His]1-Semaglutide (CAS CATO-C4X-222652)
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