But-3-enoyl chloride CAS 1470-91-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1470-91-3 |
| Molecular Formula | C4H5ClO |
| Molecular Weight | 104.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
But-3-enoyl chloride (CAS 1470-91-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H5ClO. Molecular weight: 104.53 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H5ClO |
| Molecular Weight | 104.53 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 | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
Related But Standards
Recommended Standards
- 2-Chlorocyclopropane-1-carbaldehyde (CAS 145939-75-9)
- (Z)-2-chlorobut-2-enal (CAS 53175-28-3)
- 4-Chlorobut-2-yn-1-ol (CAS 13280-07-4)
- Butyl[(2-fluorophenyl)methyl]amine (CAS 60509-33-3)
- Nitro(trimethylsilyl)acetylene (CAS 67177-80-4)
- 4-Nitrophenyl Sulfamate (CAS 108555-00-6)
- 6-Amino-3-methylpyrimidin-4(3H)-one (CAS 1122-46-9)
- 1-(Phenyl(trimethylsilyl)methyl)-1H-benzo[d][1,2,3]triazole (CAS 131164-33-5)
- 3-((2-Chloro-6-fluorobenzyl)oxy)-1-(4-chlorobenzyl)-2-methylpyridin-4(1H)-one (CAS 303144-70-9)
- Semaglutide impurity 205 (CAS CATO-C4X-2226205)
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