4-methoxybenzoyl bromide CAS 937-29-1
| CAS No. | 937-29-1 |
| Molecular Formula | C8H7BrO2 |
| Molecular Weight | 215.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 215.04 g/mol gives 4-methoxybenzoyl bromide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-methoxybenzoyl bromide (CAS 937-29-1), a certified reference material (molecular formula C8H7BrO2, MW 215.04 g/mol) for analytical method development and quality control.
Structurally, 4-methoxybenzoyl bromide (C8H7BrO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 215.04 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 4-methoxybenzoyl bromide 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 | C8H7BrO2 |
| Molecular Weight | 215.04 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| 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 methoxybenzoyl Standards
- 2-(3-Methoxybenzoyl)pyridine (CAS 55030-49-4)
- 2-(4-Methoxybenzoyl)pyridine (CAS 6305-18-6)
- 3-(3-Methoxybenzoyl)pyridine (CAS 260417-55-8)
- 3-(4-Methoxybenzoyl)pyridine (CAS 23826-71-3)
- 3-(3-Methoxybenzoyl)thiophene (CAS 861223-63-4)
- 4-(4-methoxybenzoyl)oxane (CAS 1341760-69-7)
- 1-(3-Methoxybenzoyl)piperazine (CAS 100939-89-7)
- 1-(4-Methoxybenzoyl)piperazine (CAS 94747-49-6)
Recommended Standards
- 4-Bromo-3-methylbenzoic Acid (CAS 7697-28-1)
- 5-(2,4-Dichlorophenyl)tetrazole (CAS 50907-22-7)
- 4-Bromo-3-methoxybenzaldehyde (CAS 43192-34-3)
- 5-(2,5-Dichlorophenyl)-2H-tetrazole (CAS 884504-53-4)
- 2-(5-Chloro-2,3-dioxo-2,3-dihydro-1H-indol-1-yl)acetamide (CAS 937694-80-9)
- 7-Methoxypyrido[3,4-b]pyrazine (CAS 1337881-78-3)
- 1-Allyl-1H-indole-5-D (CAS 2122799-86-2)
- 4-(5-Bromo-2-fluorophenyl)azetidin-2-one (CAS 1340065-84-0)
- 3,5-Dichloro-2-phenylpyridine (CAS 10469-01-9)
- 2-ethyl-5-nitro-1H-indole (CAS 3484-19-3)
- 2-((tert-Butoxycarbonyl)amino)-3-(trifluoromethyl)benzoic acid (CAS 141940-27-4)
- N-Benzyl-L-tyrosine (CAS 75768-66-0)
- Rimegepant Impurity 14 (CAS 1397526-07-6)
- Tirzepatide Impurity 37 (CAS CATO-C4X-324037)
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 18665070610 / Nicole.chen@cato-chem.com