2-Bromo-4-methylphenyl 3-methoxybenzoate CAS 692757-46-3
| CAS No. | 692757-46-3 |
| Molecular Formula | C15H13BrO3 |
| Molecular Weight | 321.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 321.17 g/mol gives 2-Bromo-4-methylphenyl 3-methoxybenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Bromo-4-methylphenyl 3-methoxybenzoate (CAS 692757-46-3), molecular formula C15H13BrO3 and molecular weight 321.17 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Bromo-4-methylphenyl 3-methoxybenzoate (C15H13BrO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 321.17 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2-Bromo-4-methylphenyl 3-methoxybenzoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C15H13BrO3 |
| Molecular Weight | 321.17 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 |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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 |
Related Bromo Standards
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- Methyl 2-bromo-5-methoxy-[1,1'-biphenyl]-4-carboxylate (CAS 1131587-95-5)
- 4-((5-Bromo-2-hydroxybenzyl)amino)benzamide (CAS 1232794-19-2)
- Phenyl 4-bromo-2-methoxy-6-methylbenzoate (CAS 1254340-85-6)
- 1-(3-Bromo-4-methylphenyl)-1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid (CAS 1406116-53-7)
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Recommended Standards
- 2-Bromo-4-methoxy-5-(benzyloxy)benzaldehyde (CAS 6451-86-1)
- 2-Bromo-4-nitro-N-phenethylaniline (CAS 477856-50-1)
- 2-[(4-bromophenyl)methoxy]-3-methoxybenzaldehyde (CAS 588679-50-9)
- 3-((3-Bromobenzyl)oxy)-4-methoxybenzaldehyde (CAS 361465-18-1)
- 1-(1H-Pyrazolo[3,4-b]pyridin-3-yl)ethanone (CAS 889451-31-4)
- 6-Bromo-N-methyl-3-nitropyridin-2-amine (CAS 924293-34-5)
- 4-((3-Chlorophenyl)sulfonyl)aniline (CAS 90309-26-5)
- 2-(Azetidin-3-yloxy)-N-ethylpropanamide (CAS 1342003-98-8)
- 4-Chloro-2-(difluoromethyl)quinoline (CAS 1034269-85-6)
- Tris(4-(5-phenylthiophen-2-yl)phenyl)amine (CAS 803727-09-5)
- 3,7-Dihydro-2H-thieno[3,2-f]indole (CAS 327183-75-5)
- N-((1S,2S)-2-((3,5-Di-tert-butyl-2-ethoxyphenyl)selanyl)-2,3-dihydro-1H-inden-1-yl)-1,1,1-trifluoromethanesulfonamide (CAS 2369588-25-8)
- 2-((2-Carboxyethyl)thio)benzoic acid (CAS 41907-42-0)
- Liraglutide Impurity 18 TFA Salt (CAS CATO-C4X-199218)
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