1-(4-Bromophenyl)-3-oxocyclohexanecarboxylic acid CAS 1956324-80-3
| CAS No. | 1956324-80-3 |
| Molecular Formula | C13H13BrO3 |
| Molecular Weight | 297.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(4-Bromophenyl)-3-oxocyclohexanecarboxylic acid.
1-(4-Bromophenyl)-3-oxocyclohexanecarboxylic acid (CAS 1956324-80-3) is a high-purity analytical reference standard with the molecular formula C13H13BrO3 and a molecular weight of 297.14 g/mol.
Based on its molecular formula C13H13BrO3, 1-(4-Bromophenyl)-3-oxocyclohexanecarboxylic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 297.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 1-(4-Bromophenyl)-3-oxocyclohexanecarboxylic acid 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 | C13H13BrO3 |
| Molecular Weight | 297.14 g/mol |
| Appearance | Off-white to pale 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Br-containing |
Related Bromophenyl Standards
- 1-(2-Bromophenyl)-4-oxocyclohexanecarboxylic Acid (CAS 1385694-47-2)
- 1-(3-Bromophenyl)-4-oxocyclohexanecarboxylic Acid (CAS 1385694-53-0)
- 1-(3-Bromophenyl)-3-oxocyclohexanecarboxylic acid (CAS 1956383-00-8)
- 1-(4-Bromophenyl)-4-oxocyclohexanecarboxylic Acid (CAS 887978-75-8)
- 1-(4-Bromophenyl)-5-(dimethoxymethyl)-1H-pyrazole (CAS 1269293-69-7)
- 1-(2-Bromophenyl)-5-(dimethoxymethyl)-1H-pyrazole (CAS 1269294-18-9)
- 1-(3-Bromophenyl)-N-methyl-5-oxopyrrolidine-3-carboxamide (CAS 1820666-21-4)
- 2-(4-Bromophenyl)-4-(2-hydroxyethyl)-5-methyl-1,2-dihydro-3H-pyrazol-3-one (CAS 885949-90-6)
Recommended Standards
- 4-Bromo-5-(sec-butoxymethyl)-1-(2,2-difluoroethyl)-1H-pyrazole (CAS 1856097-42-1)
- 4-Bromo-5-(butoxymethyl)-1-(2,2-difluoroethyl)-1H-pyrazole (CAS 1856089-33-2)
- 3-(3-bromo-2,4-dimethoxyphenyl)cyclopent-2-en-1-one (CAS 1969607-45-1)
- 4-Bromo-1-(sec-butyl)-3-((2,2-difluoroethoxy)methyl)-1H-pyrazole (CAS 1856073-45-4)
- 26394-17-2 Cyclopentanesulfonyl chloride cyclopentanesulphonyl chloride (CAS 26394-17-2)
- Loxoprofen Impurity 113 (CAS CATO-C4X-1488113)
- 6-(Bromomethyl)-2,3-dichloropyridine (CAS 1227601-96-8)
- 3-(3-(3-Bromophenyl)-2,5-dioxoimidazolidin-1-yl)benzoic acid (CAS 651748-59-3)
- 3-(5-Methyl-1,3,4-thiadiazol-2-yl)aniline (CAS 924833-38-5)
- 3-(4-chlorophenyl)azetidine, trifluoroacetic acid (CAS 1443238-27-4)
- 2-Bromo-3,6-dichlorotoluene (CAS 1806851-19-3)
- 2-((4-Methoxyphenyl)imino)ethyl acetate (CAS 115276-75-0)
- Tert-butyl 2-(2-(4-chlorophenyl)-1-(cyclopropylimino)ethyl)hydrazine-1-carboxylate (CAS 1053657-43-4)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
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