1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-pyrazole-4-sulfonyl chloride CAS 1156603-00-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1156603-00-7 |
| Molecular Formula | C9H4Cl2F3N3O2S |
| Molecular Weight | 346.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-pyrazole-4-sulfonyl chloride (CAS 1156603-00-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H4Cl2F3N3O2S. Molecular weight: 346.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H4Cl2F3N3O2S |
| Molecular Weight | 346.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1989 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-(4-Chloro-2-methylphenoxy)-N-(4-chlorophenyl)-2,2-difluoroacetamide (CAS 339010-93-4)
- 2-Chloro-5-[(4-chlorophenyl)sulfamoyl]benzoic acid (CAS 312274-91-2)
- 4-Chloro-3-[(2-chlorophenyl)sulfamoyl]benzoic acid (CAS 326023-22-7)
- 4-Chloro-3-[(4-chlorophenyl)sulfamoyl]benzoic acid (CAS 325724-62-7)
- 6-Chloro-2-(4-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-33-1)
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- 6-Chloro-2-(2-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-36-4)
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Recommended Standards
- Methyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethoxy)benzoate (CAS 1150561-63-9)
- Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethoxy)benzoate (CAS 1242145-44-3)
- 5-Fluorosulfonylperfluoro(2-methyl-3-oxapentanoyl) fluoride (CAS 4089-57-0)
- 1-(4-Methylthiazol-2-yl)pyrrolidin-2-one (CAS 37762-97-3)
- 3-Amino-n-(2-methoxyethyl)-1h-pyrazole-5-carboxamide (CAS 1342836-84-3)
- N-(3-Indolylmethyl)benzylamine (CAS 57506-64-6)
- Tert-butyl 3-((4-(methylcarbamoyl)-1H-1,2,3-triazol-1-yl)methyl)pyrrolidine-1-carboxylate (CAS 1443982-13-5)
- Tert-butyl 3-((cyclobutylamino)methyl)piperidine-1-carboxylate (CAS 887586-35-8)
- 4-Formyl-2-methoxy-3-nitrophenyl Acetate (CAS 2698-69-3)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
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