Bis(3-bromophenyl)methanone CAS 25032-74-0
| CAS No. | 25032-74-0 |
| Molecular Formula | C13H8Br2O |
| Molecular Weight | 340.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C13H8Br2O, Bis(3-bromophenyl)methanone contains 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 340.01 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Bis(3-bromophenyl)methanone (CAS 25032-74-0), molecular formula C13H8Br2O and molecular weight 340.01 g/mol, is a CATO reference standard with documented purity and traceability.
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.
CATO manufactures Bis(3-bromophenyl)methanone 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 | C13H8Br2O |
| Molecular Weight | 340.01 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Br-containing |
Related Bis Standards
- 1,2-Bis(2-bromophenyl)diazene (CAS 15426-16-1)
- (2-Bromophenyl)(4-bromophenyl)methanone (CAS 78281-59-1)
- 1,2-Bis(4-bromophenyl)diazene (CAS 1601-98-5)
- 1,2-bis(4-Bromophenyl)ethane (CAS 19829-56-2)
- N-(4-bromophenyl)-2-iodoacetamide (CAS 17641-04-2)
- 3-(2-Bromophenyl)-3-(2,2,2-trifluoroacetamido)propanoic acid (CAS 117291-11-9)
- 3-(3-Bromophenyl)-3-(2,2,2-trifluoroacetamido)propanoic acid (CAS 117291-13-1)
- 3-(4-Bromophenyl)-3-(2,2,2-trifluoroacetamido)propanoic acid (CAS 477850-17-2)
Recommended Standards
- 3,4-Cibromobenzophenone (CAS 83699-51-8)
- 2,7-Dibromo-9H-fluoren-4-ol (CAS 2140305-35-5)
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- 2,3-Dibromobenzophenone (CAS 746651-76-3)
- 1,3,4,6,7,9-Hexahydrobenzo[1,2-c:3,4-c':5,6-c'']trithiophene (CAS 67130-91-0)
- 3-(Benzyloxy)-1-(3,4-dichlorobenzyl)-2-methylpyridin-4(1H)-one (CAS 338965-60-9)
- N-Boc-indoline-7-carboxaldehyde (CAS 174539-67-4)
- 1-(4-fluorobenzenesulfonyl)-2-isocyanatopyrrolidine (CAS 1017039-70-1)
- (R)-1-(Furan-3-yl)ethan-1-amine (CAS 1213091-54-3)
- 3-[3-(4-Methylphenyl)-1,2,4-oxadiazol-5-yl]-1H-indole (CAS 1338680-46-8)
- C-(2-Methyl-2H-pyrazol-3-yl)-C-phenyl-methylaminehydrochloride (CAS 1185301-56-7)
- 2-Amino-4-(4,5-dimethyl-1h-imidazol-1-yl)-2-methylpentanamide (CAS 1344072-59-8)
- 1-Benzyl-4-methylpiperazine hydrochloride (CAS 374898-00-7)
- (Tyr?)-C-Peptide (human) (CAS 57327-90-9)
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