Methyl 2-bromobut-2-enoate (mixture of trans and ciS) CAS 22966-48-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22966-48-9 |
| Molecular Formula | C5H7BrO2 |
| Molecular Weight | 179.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 2-bromobut-2-enoate (mixture of trans and ciS) (CAS 22966-48-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H7BrO2. Molecular weight: 179.01 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H7BrO2 |
| Molecular Weight | 179.01 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Br-containing |
Related Methyl Standards
- Methyl 4-bromobut-2-ynoate (CAS 40995-01-5)
- 4-Bromobut-2-enoyl chloride (CAS 51544-74-2)
- Ethyl 4-bromobut-2-ynoate (CAS 39595-70-5)
- 2-Bromobut-2-enoic acid (CAS 5405-34-5)
- 4-Bromobut-2-enoic Acid (CAS 20629-35-0)
- Ethyl -4-bromobut-2-enoate (CAS 6065-32-3)
- 4-Bromobut-2-enamide (CAS 118941-93-8)
- 2-Bromobut-2-enedioic acid (CAS 584-99-6)
Recommended Standards
- Methyl 2-(Bromomethyl)acrylate (CAS 4224-69-5)
- Methyl 2-bromocyclopropanecarboxylate (CAS 98021-77-3)
- Methyl 1-Bromocyclopropanecarboxylate (CAS 96999-01-8)
- 2-(Difluoromethyl)-5-fluorobenzoic acid (CAS 2248349-16-6)
- 5,8-dioxaspiro[3.4]octan-2-one (CAS 1824626-99-4)
- 1,3-Difluoro-2-methyl-4-nitrobenzene (CAS 79562-49-5)
- n-(1-(P-tolyl)propyl)propionamide (CAS 894632-62-3)
- 9-(Hydroxymethyl)acridine-10(1H)-carboxamide (CAS 68797-46-6)
- (2E)-2-{[(2-chlorophenyl)amino]methylidene}-3,4-dihydro-2H-1,4-benzothiazin-3-one (CAS 338416-69-6)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
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