(E)-3-Bromo-2-methylacrylonitrile CAS 28976-77-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28976-77-4 |
| Molecular Formula | C4H4BrN |
| Molecular Weight | 145.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-3-Bromo-2-methylacrylonitrile (CAS 28976-77-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H4BrN. Molecular weight: 145.99 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H4BrN |
| Molecular Weight | 145.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related E Standards
- 3-Bromo-2-methylacrylonitrile (CAS 150163-13-6)
- 2-Bromo-1H-pyrrole (CAS 38480-28-3)
- 3-Bromo-1H-pyrrole (CAS 87630-40-8)
- 3-Bromo-3-butenenitrile (CAS 22468-43-5)
- 4-Bromo-2-butenenitrile (CAS 42879-03-8)
- 1-Bromo-2-methylpropane-d9 (CAS 1080497-35-3)
- 2-Bromo-2-methylpropane-d9 (CAS 42310-83-8)
- 3-Bromo-1,2,4-triazol-4-ide (CAS 57704-26-4)
Recommended Standards
- (E)-2-Bromobut-2-enenitrile (CAS 24325-95-9)
- (2E)-4-Bromobut-2-enenitrile, E (CAS 37590-23-1)
- 2-(Bromomethyl)acrylonitrile (CAS 17200-53-2)
- 2-Chloro-4-methyl-N-(thiophen-3-ylmethyl)aniline (CAS 1039901-30-8)
- (5-Methyl-3-phenyl-4-isoxazolyl)methanol (CAS 18718-79-1)
- Perfluoro-n-octanesulfonic acid-13C4 (CAS 960354-19-2)
- 2-(1-Tetrazolyl)benzamide (CAS 449758-24-1)
- 6-Bromo-2-isopropyl-3,4-dihydroisoquinolin-1(2H)-one (CAS 879887-39-5)
- Formaldehyde, polymer with 6-phenyl-1,3,5-triazine-2,4-diamine and 1,3,5-triazine-2,4,6-triamine (CAS 25035-72-7)
- Semaglutide impurity 261 (CAS CATO-C4X-2226261)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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