5-Cyano-2-methyl-benzenesulfonylchloride CAS 372198-49-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 372198-49-7 |
| Molecular Formula | C8H6ClNO2S |
| Molecular Weight | 215.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Cyano-2-methyl-benzenesulfonylchloride (CAS 372198-49-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H6ClNO2S. Molecular weight: 215.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H6ClNO2S |
| Molecular Weight | 215.66 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Cyano Standards
- 4-Cyano-2-methylbenzenesulfonyl chloride (CAS 1251110-16-3)
- 3-Cyano-4-methylbenzenesulfonyl chloride (CAS 1261582-58-4)
- 2-Cyano-4-methylbenzenesulfonyl chloride (CAS 1261682-98-7)
- 2-cyano-6-methylbenzene-1-sulfonyl chloride (CAS 1261824-69-4)
- 2-Cyano-5-methylbenzenesulfonyl chloride (CAS 197960-31-9)
- 2-Cyano-3-methylbenzene-1-sulfonyl chloride (CAS 850154-02-8)
- 4-cyano-3-methylbenzene-1-sulfonyl chloride (CAS 942199-57-7)
- (2-Cyano-6-(trifluoromethyl)pyridin-4-yl)boronic acid (CAS 2225178-37-8)
Recommended Standards
- 7-(Chloromethyl)-2-methyl-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one (CAS 854035-94-2)
- 4-Chloro-6-methoxy-2-(methylthio)pyrimidine-5-carbonitrile (CAS 56035-75-7)
- Methyl 2-chloro-6h-thieno[2,3-b]pyrrole-5-carboxylate (CAS 403860-10-6)
- 6-(4-(Ethylthio)phenyl)nicotinaldehyde (CAS 924818-06-4)
- 2-((3-Chlorophenyl)thio)-1-(2,7-dimethylimidazo[1,2-a]pyridin-3-yl)ethan-1-one (CAS 478042-01-2)
- 1-(4-(Thiophen-2-yl)thiazol-2-yl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid (CAS 955963-41-4)
- 3-Amino-1-(4-(methylsulfonyl)piperazin-1-yl)propan-1-one (CAS 1082425-97-5)
- 3-Difluoromethanesulfonyl-2-methylaniline (CAS 1501832-74-1)
- [cis-4-fluoro-1-[(1-methyl-1H-pyrazol-5-yl)methyl]pyrrolidin-2-yl]methanamine (CAS 1820570-10-2)
- (Des-Gly2)-Exenatide trifluoroacetate salt (CAS 1678416-78-8)
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