2-(3-Bromo-4-hydroxy-5-methoxybenzylidene)malononitrile CAS 99972-15-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 99972-15-3 |
| Molecular Formula | C11H7BrN2O2 |
| Molecular Weight | 279.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3-Bromo-4-hydroxy-5-methoxybenzylidene)malononitrile (CAS 99972-15-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H7BrN2O2. Molecular weight: 279.09 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H7BrN2O2 |
| Molecular Weight | 279.09 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-(3,5-Difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetonitrile (CAS 2201101-32-6)
- 2-(4-(4-Bromophenyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)acetonitrile (CAS 866149-43-1)
- 1,8-Dichloro-2-methyl-6-(trifluoromethyl)naphthalene (CAS 537033-72-0)
- (4AR,6S,7R,8S,8aR)-6-methoxy-2-phenylhexahydropyrano[3,2-d][1,3]dioxine-7,8-diyl bis(4-methylbenzenesulfonate) (CAS 6884-01-1)
- 3-Bromo-4-(cyclopropylamino)-benzonitrile (CAS 256936-18-2)
- 2-Thiaspiro[3.5]Nonan-7-ol (CAS 2092664-86-1)
- 1-Methyl-4-phenyl-1H-pyrazole (CAS 10199-69-6)
- (2-Methylpentanoyl)-d-valine (CAS 1189191-17-0)
- (5-Oxopyrrolidin-2-yl)methyl 4-methylbenzenesulfonate (CAS 98243-59-5)
- Insulin Glargine (CAS 160337-95-1)
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