1-Bromo-2-butyne CAS 3355-28-0
Purity >95%In StockPharmaceutical Standards
| CAS No. | 3355-28-0 |
| Molecular Formula | C4H5Br |
| Molecular Weight | 132.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1-Bromo-2-butyne (CAS 3355-28-0) pharmaceutical standards reference standard. Molecular formula: C4H5Br. Molecular weight: 132.99 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H5Br |
| Molecular Weight | 132.99 g/mol |
| Purity | >95% |
| 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.) | 1957 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 3-Bromo-1-butyne (CAS 18668-72-9)
- 1-Bromo-1,3-Butadiene (CAS 21890-35-7)
- (Z)-1-Bromo-1,3-Butadiene (CAS 56318-77-5)
- 2-Bromo-2-butene, cis and trans mixture (CAS 13294-71-8)
- 3-Bromo-2-methylpropene (CAS 1458-98-6)
- 1-Bromo-1-methylcyclopropane (CAS 50915-27-0)
- 1-Bromo-2-Buten (CAS 29576-14-5)
- 1-Bromo-2-methylcyclopropane (CAS 52914-88-2)
Recommended Standards
- 5-Fluorouracil-13C,15N2 (CAS 1189423-58-2)
- Ruthenium(IV) oxide (CAS 12036-10-1)
- 3-Butynyl Bromide 38771-21-0 4-Bromo-1-butyne B3242 (CAS 38771-21-0)
- N-(4,4,4-trifluorobutyl)acetamide (CAS 1546526-96-8)
- (5α,17β)-N-Methoxy-N-methyl-3-oxo-4-azaandrost-1-ene-17-carboxamide (CAS 138689-15-3)
- 4-(2-Aminoethyl)-5-(3-chlorophenyl)-1H-pyrazol-3(2H)-one (CAS 881040-96-6)
- Macusine B (CAS 6792-07-0)
- 7-Bromo-2-methyl-1H-pyrrolo[3,2-c]pyridine (CAS 2231676-80-3)
- 4-(M-tolyloxy)benzaldehyde (CAS 61343-84-8)
- Tirzepatide(sodium salt) (CAS 2023788-19-2(free base))
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