1-(2-methoxyethyl)-3,5-dimethyl-1H-pyrazole-4-sulfonyl chloride CAS 1183972-27-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1183972-27-1 |
| Molecular Formula | C8H13ClN2O3S |
| Molecular Weight | 252.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-methoxyethyl)-3,5-dimethyl-1H-pyrazole-4-sulfonyl chloride (CAS 1183972-27-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H13ClN2O3S. Molecular weight: 252.72 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H13ClN2O3S |
| Molecular Weight | 252.72 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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