3-Butene-1-sulfonyl Chloride CAS 33994-36-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33994-36-4 |
| Molecular Formula | C4H7ClO2S |
| Molecular Weight | 154.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Butene-1-sulfonyl Chloride (CAS 33994-36-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H7ClO2S. Molecular weight: 154.62 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H7ClO2S |
| Molecular Weight | 154.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Butene Standards
- 3-Phenyl-2-butene-1-ol (CAS 1504-54-7)
- 4-Phenyl-3-butene-2-ol, 97% (CAS 36004-04-3)
- 2-Butene-1-bromo-(2Z)-(9CI) (CAS 39616-19-8)
- 4-Phenyl-1-butene (CAS 768-56-9)
- 1-Butene-4-boronic Acid Pinacol Ester (CAS 331958-92-0)
- Trans-2-butene-1,4-dicarboxylic acid diethyl ester (CAS 57042-08-7)
- Trans-2-butene-1,4-dicarboxylicaciddiethylester (CAS 77116-74-6)
- 2-Phenyl-2-butene (CAS 2082-61-3)
Recommended Standards
- 1-methylcyclopropane-1-sulfonyl chloride (CAS 923032-55-7)
- 3-Chloro-tetrahydro-thiophene 1,1-dioxide (CAS 3844-04-0)
- (E)-But-2-ene-1-sulfonyl chloride (CAS 219952-29-1)
- 3-(3,4-Dimethoxyphenyl)-7-hydroxy-2h-chromen-2-one (CAS 109598-98-3)
- 1,8-Naphthyridin-4(1H)-one (CAS 67346-69-4)
- 4-(2-Chloro-6-phenylpyrimidin-4-yl)morpholine (CAS 54994-38-6)
- [(4-fluorophenyl)amino]thiourea (CAS 280133-47-3)
- 6-chloroimidazo[1,2-a]pyrazine (CAS 76537-23-0)
- 1-(Tert-butoxycarbonyl)-4-(2-methylbenzyl)piperidine-4-carboxylic acid (CAS 177990-35-1)
- Des-Asp15-Tirzepatide (CAS CATO-CPTD788958)
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