1-methyl-1H-1,2,3-triazole-5-sulfonyl chloride CAS 1496511-50-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1496511-50-2 |
| Molecular Formula | C3H8ClN3O2S |
| Molecular Weight | 185.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-methyl-1H-1,2,3-triazole-5-sulfonyl chloride (CAS 1496511-50-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C3H8ClN3O2S. Molecular weight: 185.63 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C3H8ClN3O2S |
| Molecular Weight | 185.63 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.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- 2-methyltriazole-4-sulfonyl chloride (CAS 1496511-49-9)
- 4-Chloro-6-(methylthio)pyrimidine-5-carbonitrile (CAS 150807-96-8)
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- 5-Amino-2,4,6-triiodoisophthalamide (CAS 99139-38-5)
- 5-Nitro-2-[(2-phenylethyl)amino]benzonitrile (CAS 764707-23-5)
- 3-(2,2,2-Trifluoroethoxy)pyridine (CAS 256473-07-1)
- 4-Bromo-2-(difluoromethoxy)thioanisole (CAS 1807244-72-9)
- 1-Isopropyl-3-(2,2,2-trifluoroethoxy)-1H-pyrazol-4-amine hydrochloride (CAS 1431962-34-3)
- 4-(5-(Ethylsulfonyl)-4-methyl-4H-1,2,4-triazol-3-yl)-1,2,5-oxadiazol-3-amine (CAS 890095-76-8)
- Liraglutide(14-22)TFA Salt (CAS CATO-C4X-199212)
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