3-Bromo-1-butyne CAS 18668-72-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18668-72-9 |
| Molecular Formula | C4H5Br |
| Molecular Weight | 132.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Bromo-1-butyne (CAS 18668-72-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H5Br. Molecular weight: 132.99 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
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.) | 1962 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 1-Bromo-1,3-Butadiene (CAS 21890-35-7)
- (Z)-1-Bromo-1,3-Butadiene (CAS 56318-77-5)
- 1-Bromo-2-butyne (CAS 3355-28-0)
- 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
- Isofluorane Impurity N1 (CAS 463-98-9)
- (E)-1-Bromobuta-1,3-diene (CAS 89567-73-7)
- 1,2-Dichloro-1,2-difluoroethene (CAS 598-88-9)
- 1-(Prop-2-yn-1-yl)cyclohexane-1-carbonitrile (CAS 850011-76-6)
- 1,5-Diazanaphthalene 1,5-Naphthyridine 1,5-Pyridopyridine 254-79-5 NSC-87514 NSC87514 (CAS 254-79-5)
- (2-(Ethyl(methyl)amino)-5-fluoropyridin-4-yl)boronic acid (CAS 2225154-81-2)
- 2,2-Dimethyl-3-propoxypropane-1-sulfonyl chloride (CAS 1496318-50-3)
- 2-(2H-benzo[d][1,2,3]triazol-2-yl)acetonitrile (CAS 118521-81-6)
- N-cyclopentylcyclohexanamine (CAS 40649-25-0)
- Nonapeptide-1 (CAS 158563-45-2)
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