3,5-Dibromo-4-hydroxybenzaldehyde CAS 2973-77-5
Purity >95%In StockPharmaceutical Standards
| CAS No. | 2973-77-5 |
| Molecular Formula | C7H4Br2O2 |
| Molecular Weight | 279.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Dibromo-4-hydroxybenzaldehyde (CAS 2973-77-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4Br2O2. Molecular weight: 279.91 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4Br2O2 |
| Molecular Weight | 279.91 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Br-containing |
Related Dibromo Standards
- 4,5-Dibromo-2-hydroxybenzaldehyde (CAS 156089-67-7)
- 2,4-Dibromo-6-hydroxybenzaldehyde (CAS 73289-92-6)
- 2,6-Dibromo-4-hydroxybenzaldehyde (CAS 856767-00-5)
- 3,4-Dibromo-2-hydroxybenzaldehyde (CAS 51042-20-7)
- 3-(3,5-Dibromo-1H-1,2,4-triazol-1-yl)propanenitrile (CAS 1240571-65-6)
- 2-(3,4-Dibromo-2-oxo-2,5-dihydro-1H-pyrrol-1-yl)acetonitrile (CAS 1706451-45-7)
- 1,1-Dibromo-2-(4-fluorophenyl)-1-ethene (CAS 159957-00-3)
- 3,4-Dibromo-2,6-dimethylphenol (CAS 1125-51-5)
Recommended Standards
- Crisaborole Impurity 5 (CAS 3111-51-1)
- N-(4,6-Dibromopyridin-3-yl)formamide (CAS 1234014-65-3)
- 3,5-Dibromobenzoic acid (CAS 618-58-6)
- Methyl 6-bromo-3-(difluoromethoxy)pyrazine-2-carboxylate (CAS 2812355-06-7)
- 1-(3-Chlorophenyl)-3-(trifluoromethyl)-1h-pyrazol-5-amine (CAS 1226291-40-2)
- 3-Bromo-3'-(trifluoromethoxy)-1,1'-biphenyl (CAS 1443305-31-4)
- 6-Amino-9-(2',3'-dideoxy-2'-fluoro-b-D-arabinofuranosyl)purine (CAS 110143-10-7)
- N-(6-Benzyl-3-cyano-4,5,6,7-tetrahydrothieno[2,3-c]pyridin-2-yl)-3,4,5-trimethoxybenzamide hydrochloride (CAS 1215607-38-7)
- 3-Chloropropiophenone (CAS 936-59-4)
- SAMS Peptide (CAS 125911-68-4)
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