2-(5-Bromo-2-methoxybenzylidene)malononitrile CAS 2972-77-2
| CAS No. | 2972-77-2 |
| Molecular Formula | C11H7BrN2O |
| Molecular Weight | 263.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 263.09 g/mol gives 2-(5-Bromo-2-methoxybenzylidene)malononitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(5-Bromo-2-methoxybenzylidene)malononitrile (CAS 2972-77-2) is a high-purity analytical reference standard with the molecular formula C11H7BrN2O and a molecular weight of 263.09 g/mol.
Based on its molecular formula C11H7BrN2O, 2-(5-Bromo-2-methoxybenzylidene)malononitrile contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 263.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-(5-Bromo-2-methoxybenzylidene)malononitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H7BrN2O |
| Molecular Weight | 263.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-(4-Bromophenyl)-1,4-benzoquinone (CAS 30100-33-5)
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- 2-Amino-5-(4-bromophenyl)furan-3-carbonitrile (CAS 26454-86-4)
- (±)-Evodiamine (CAS 518-18-3)
- 1-(Tert-butyl)-1H-pyrazol-3-amine (CAS 1152980-49-8)
- Methyl 4-((2-(methylsulfonyl)phenyl)carbamoyl)benzoate (CAS 920393-57-3)
- 1-methyl-6-nitro-indolin-2-one (CAS 1374423-01-4)
- 2-(3,5-Dimethyl-1-(pyridin-2-yl)-1H-pyrazol-4-yl)acetic acid (CAS 926271-74-1)
- N-tert-Butyl-N'-cyclopropyl ethylenediamine (CAS 886500-96-5)
- (2E)-1-{3-[(4-chlorobenzenesulfonyl)methyl]-4-nitrophenyl}-3-(dimethylamino)prop-2-en-1-one (CAS 303145-49-5)
- 4-Bromo-2-trifluoromethylphenyl isothiocyanate (CAS 206559-46-8)
- 3-Amino-6-(3,4-dimethoxybenzyl)-N-(4-fluorophenyl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 939889-21-1)
- Semaglutide Impurity 21(HO-Ste-L-γGlu-AEEA-AEEA-OH) (CAS 1335440-44-2)
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