(4-Oxobut-2-en-1-yl)triphenylphosphonium bromide CAS 31675-30-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31675-30-6 |
| Molecular Formula | C22H20OP Br |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4-Oxobut-2-en-1-yl)triphenylphosphonium bromide (CAS 31675-30-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C22H20OP Br. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H20OP Br |
| Molecular Weight | 411.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Br-containing |
Related Oxobut Standards
- (E)-4-Oxobut-2-en-1-yl benzoate (CAS 118017-13-3)
- 4-(2-Acetyl-3-oxobut-1-en-1-yl)benzoic acid (CAS 119757-24-3)
- 4-[3-(3-oxobut-1-en-1-yl)phenoxy]butanenitrile (CAS 1240562-50-8)
- Methyl 5-(3-oxobut-1-en-1-yl)furan-2-carboxylate (CAS 1344867-12-4)
- 2-Oxobut-3-enamide (CAS 138616-23-6)
- 3-Methyl-4-oxobut-2-en-1-yl acetate (CAS 14918-80-0)
- 3-(3-Oxobut-1-en-1-yl)benzonitrile (CAS 30626-01-8)
- Ethyl 4-oxobut-2-enoate (CAS 4038-33-9)
Recommended Standards
- 5-Chloro-2-[(2-chloro-6-fluorobenzyl)oxy]-benzoic acid (CAS 938141-34-5)
- 5-Methoxy-2-(2-(5-nitrofuran-2-yl)vinyl)benzofuran (CAS 89266-51-3)
- Nicotine Impurity 8 (CAS 29681-45-6)
- Pramipexole Impurity 60 (CAS 687639-03-8)
- 6-(2-Fluorophenyl)-6-oxohexanenitrile (CAS 898767-36-7)
- 4,4'-(Ethyne-1,2-diyl)bis(N,N-dimethylaniline) (CAS 62063-67-6)
- Des-Pro36-Tirzepatide (CAS CATO-CPTD788937)
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