(E)-1-Bromobuta-1,3-diene CAS 89567-73-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89567-73-7 |
| Molecular Formula | C4H5Br |
| Molecular Weight | 132.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-1-Bromobuta-1,3-diene (CAS 89567-73-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H5Br. Molecular weight: 132.99 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H5Br |
| Molecular Weight | 132.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Br-containing |
Recommended Standards
- 3-Bromo-1-butyne (CAS 18668-72-9)
- 3-Butynyl Bromide 38771-21-0 4-Bromo-1-butyne B3242 (CAS 38771-21-0)
- Isofluorane Impurity N1 (CAS 463-98-9)
- CAS 287111-42-6 (CAS 287111-42-6)
- 4-Bromo-2-(tert-butyl)-1-fluorobenzene (CAS 1206776-58-0)
- 2-Fluoro-N-(2-oxoindolin-5-yl)benzenesulfonamide (CAS 921836-32-0)
- 4-(Difluoromethyl)-2-(1-methoxyethyl)pyrimidine-5-carboxylic acid (CAS 1540413-38-4)
- 4-((2-Hydroxybenzyl)amino)benzoic acid (CAS 2233-82-1)
- (3S,4R)-6-(tert-butoxy)tetrahydro-2H-pyran-3,4-diol (CAS 1032153-57-3)
- Anti-TF Antigen Peptide P30-1 trifluoroacetate salt (CAS 573664-50-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com