(2E)-4,4-Dibromo-2-chloro-3-formyl-2-butenoic Acid CAS 441304-67-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 441304-67-2 |
| Molecular Formula | C5H3Br2ClO3 |
| Molecular Weight | 306.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (2E)-4,4-Dibromo-2-chloro-3-formyl-2-butenoic Acid (CAS 441304-67-2) pharmaceutical standards reference standard. Molecular formula: C5H3Br2ClO3. Molecular weight: 306.34 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H3Br2ClO3 |
| Molecular Weight | 306.34 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/Br-containing |
Related E Standards
- 2,4-Dibromo-3,5-difluorochlorobenzene (CAS 1000577-98-9)
- 1,4-Dibromo-5-chloro-2,3-difluorobenzene (CAS 1804507-33-2)
- 1,3-Dibromo-5-(tert-butyl)-2-methylbenzene (CAS 108545-81-9)
- 2,6-Dibromo-4-isopropylbenzaldehyde (CAS 2484889-11-2)
- 5,7-Dibromo-1,2,3,4-tetrahydronaphthalen-1-ol (CAS 2089398-57-0)
- 3,5-dibromo-1λ⁶-thiane-1,1,4-trione (CAS 408314-20-5)
- 3,5-Dibromo-N-methylimidazo[1,2-a]pyrazin-8-amine (CAS 787591-77-9)
- 3,6-Dibromo-5-methoxy-1H-pyrrolo[3,2-b]pyridine (CAS 1000341-07-0)
Recommended Standards
- (R)-2-(1-(((Benzyloxy)carbonyl)amino)ethyl)thiazole-5-carboxylic acid (CAS 1956437-47-0)
- (E)-N'-(2,4-dihydroxybenzylidene)-4-methylbenzenesulfonohydrazide (CAS 281211-72-1)
- (S)-2-(1-(((Benzyloxy)carbonyl)amino)ethyl)thiazole-5-carboxylic acid (CAS 1956437-28-7)
- 3-(2,4-Dichlorophenyl)-1,2,4-oxadiazole-5-carbaldehyde (CAS 1707584-54-0)
- 4-Chloro-1h-pyrazole-3-carbonyl chloride (CAS 717871-75-5)
- Calcipotriol (CAS 112965-21-6)
- 2-Chloro-N-(pyridin-2-ylmethyl)nicotinamide (CAS 550314-43-7)
- (R)-4-benzyl-5,5-diphenyloxazolidin-2-one (CAS 191090-40-1)
- 3-(Hydroxymethyl)-[1,1-biphenyl]-3-carbaldehyde (CAS 893738-86-8)
- Calcium-Like Peptide 3 (CAS 261969-05-5)
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