2-Chloro-5-methylpyridine-3-sulfonyl chloride CAS 1208081-98-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1208081-98-4 |
| Molecular Formula | C6H5Cl2NO2S |
| Molecular Weight | 226.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-5-methylpyridine-3-sulfonyl chloride (CAS 1208081-98-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H5Cl2NO2S. Molecular weight: 226.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H5Cl2NO2S |
| Molecular Weight | 226.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-6-methylpyridine-3-sulfonyl chloride (CAS 1208081-60-0)
- 2-Chloro-4-methylpyridine-3-sulfonyl chloride (CAS 1208081-91-7)
- 2-Chloro-6-methyl-4-pyridinesulfonyl chloride (CAS 1211527-22-8)
- 5-Chloro-6-methylpyridine-2-sulfonyl Chloride (CAS 1279213-03-4)
- 5-Chloro-2-methylpyridine-3-sulfonyl chloride (CAS 1515362-51-2)
- 4-Chloro-3-(2-chloroethyl)-2-oxo-2,3-dihydrothiazole-5-carbaldehyde (CAS 929413-16-1)
- 6-Chloro-2-methylpyridine-3-sulfonyl chloride (CAS 889944-74-5)
- 6-Chloro-4-methylpyridine-3-sulfonyl Chloride (CAS 889944-76-7)
Recommended Standards
- Ethyl 2,4-dichlorothiazole-5-carboxylate (CAS 125759-82-2)
- Methyl (E)-2-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)acrylate (CAS 1204312-99-1)
- Ethyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)acrylate (CAS 1263187-14-9)
- 2-Chloro-3,6-dimethylpyridine (CAS 72093-14-2)
- 8-tert-Butyl 2-ethyl 3-oxo-8-azabicyclo[3.2.1]octane-2,8-dicarboxylate (CAS 1822617-22-0)
- Chlorhexidine EP Impurity N (CAS 152504-10-4)
- 1-Ethyl-3H-pyridazino[4,5-b]indol-4(5H)-one (CAS 90016-89-0)
- 4-(tert-Butyl)-3-cyclopropoxybenzoic acid (CAS 1243345-46-1)
- 1-Methyl-4-(3-(1-propylpyrrolidin-2-yl)pyridin-2-yl)piperazine (CAS 1352493-65-2)
- D-allo-Thr5-Semaglutide (CAS CATO-C4X-2226243)
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