1,3-Dibromo-5-methoxybenzene CAS 74137-36-3
Purity >95%In StockPharmaceutical Standards
| CAS No. | 74137-36-3 |
| Molecular Formula | C7H6Br2O |
| Molecular Weight | 265.93 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3-Dibromo-5-methoxybenzene (CAS 74137-36-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6Br2O. Molecular weight: 265.93 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H6Br2O |
| Molecular Weight | 265.93 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Br-containing |
Related Dibromo Standards
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- 3,5-Dibromo-4-methylphenol (CAS 13979-81-2)
Recommended Standards
- 4,6-Dibromobenzene-1,3-diamine (CAS 36210-57-8)
- 2,5-Dibromoanisole (CAS 95970-08-4)
- 4,5-Dibromobenzene-1,2-diamine (CAS 49764-63-8)
- 1,6,7-Trimethyl-3-pentyloxazolo[2,3-f]purine-2,4(1H,3H)-dione (CAS 899997-36-5)
- 5-(Thiophen-2-yl)-1H-indazole (CAS 885272-39-9)
- 3-Ethynyl-3-methylazetidine 2,2,2-trifluoroacetate (CAS 2231676-17-6)
- 1-Butyl-N-ethyl-6-oxo-1,6-dihydropyridazine-3-carboxamide (CAS 1223512-72-8)
- 2-(1,2,3,6,7,8-Hexahydro-as-indacen-4-yl)acetic acid (CAS 2420508-27-4)
- (4-Methoxy-3,5-dimethylbenzyl)amine (CAS 1039927-88-2)
- Semaglutide impurity 104(Fmoc-D-His-Aib) (CAS 2171211-18-8)
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