3-Phenyl-1,2,4-thiadiazole-5-sulfonyl chloride CAS 143947-88-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 143947-88-0 |
| Molecular Formula | C8H5ClN2O2S2 |
| Molecular Weight | 260.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Phenyl-1,2,4-thiadiazole-5-sulfonyl chloride (CAS 143947-88-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H5ClN2O2S2. Molecular weight: 260.72 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H5ClN2O2S2 |
| Molecular Weight | 260.72 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 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.) | 1998 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Phenyl Standards
- 1-Phenyl-3-(1,2,3-thiadiazole-4-carbonyl)thiourea (CAS 198991-49-0)
- 2,2'-((1,3,4-Thiadiazole-2,5-diyl)bis(sulfanediyl))diacetamide (CAS 73908-91-5)
- 1-(4-Methyl-1,2,3-thiadiazole-5-carbonyl)piperidine-3-carboxylic acid (CAS 1042646-68-3)
- 1-(4-Methyl-1,2,3-thiadiazole-5-carbonyl)piperidine-4-carboxylic acid (CAS 1042796-01-9)
- 1-(1,2,5-Thiadiazole-3-carboxamido)cyclohexane-1-carboxylic acid (CAS 1154305-44-8)
- 2,2'-((1,3,4-Thiadiazole-2,5-diyl)bis(sulfanediyl))diacetic acid (CAS 30843-69-7)
- 2,2'-(1,3,4-Thiadiazole-2,5-diyl)dianiline (CAS 88518-07-4)
- 4,4'-(1,3,4-Thiadiazole-2,5-diyl)dianiline (CAS 2642-62-8)
Recommended Standards
- 2-((4-Chlorobenzyl)oxy)-3-methylbenzaldehyde (CAS 1427028-30-5)
- 4'-Chloro-3'-methoxy-2-methyl-[1,1'-biphenyl]-4-carbaldehyde (CAS 1513775-50-2)
- 2-((2-Chlorobenzyl)oxy)-3-methylbenzaldehyde (CAS 1427027-83-5)
- 8-chloro-4-hydroxyquinoline-3-carbonitrile (CAS 61338-25-8)
- (R, R)-rel-2-Benzyloxycarbonyl-1-(tetrahydro-5-oxo-2-furanyl)-2(1H)-Isoquinoline (CAS 335158-33-3)
- 2-(Difluoromethyl)-3-methoxythiophene (CAS 2149591-23-9)
- tert-butyl 3-hydroxy-4-(hydroxymethyl)-4-methylpiperidine-1-carboxylate (CAS 1823389-58-7)
- tert-Butyl 1'-methyl-5'-oxo-1',5',6',7'-tetrahydrospiro[piperidine-4,4'-pyrrolo[2,3-c]pyridine]-1-carboxylate (CAS 1956364-86-5)
- rac Deoxy-O-desmethyl Venlafaxine-d6 (CAS 1346600-06-3)
- Semaglutide Impurity 145 (CAS CATO-C4X-2226145)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com