Tris(3-bromophenyl)phosphine Oxide CAS 38019-09-9
| CAS No. | 38019-09-9 |
| Molecular Formula | C18H12Br3OP |
| Molecular Weight | 514.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 514.97 g/mol gives Tris(3-bromophenyl)phosphine Oxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Tris(3-bromophenyl)phosphine Oxide (CAS 38019-09-9), a certified reference material (molecular formula C18H12Br3OP, MW 514.97 g/mol) for analytical method development and quality control.
Based on its molecular formula C18H12Br3OP, Tris(3-bromophenyl)phosphine Oxide contains a steroid core, organophosphorus functionality, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 514.97 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).
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 Tris(3-bromophenyl)phosphine Oxide 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 | C18H12Br3OP |
| Molecular Weight | 514.97 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Br-containing |
Related Tris Standards
- 4-[(4-Bromophenyl)sulfanyl]-6-({[(4-chlorophenyl)methyl]sulfanyl}methyl)-2-(pyridin-2-yl)pyrimidine (CAS 338960-87-5)
- 2-((4-(4-Bromophenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-chloro-2-methylphenyl)acetamide (CAS 477329-87-6)
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-chloro-2-methylphenyl)acetamide (CAS 477329-79-6)
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-chloro-4-methylphenyl)acetamide (CAS 477329-38-7)
- 5-(3-Bromophenyl)-3-hydroxy-4-(4-methoxy-3-methylbenzoyl)-1-(2-morpholinoethyl)-1H-pyrrol-2(5H)-one (CAS 496771-25-6)
- 5-(4-Bromophenyl)-3-hydroxy-4-(4-methoxy-3-methylbenzoyl)-1-(2-morpholinoethyl)-1H-pyrrol-2(5H)-one (CAS 500274-62-4)
- N-(4-Bromophenyl)-2-((3-cyano-6-phenyl-4-(p-tolyl)pyridin-2-yl)thio)acetamide (CAS 334497-54-0)
- 3-((4-Bromophenyl)sulfonyl)-N-(3,5-dimethylphenyl)thieno[2,3-e][1,2,3]triazolo[1,5-a]pyrimidin-5-amine (CAS 892750-44-6)
Recommended Standards
- 3,3′′′-dihexyl-2,2′:5′,2′′:5′′,2′′′-tetrathiophene (CAS 132814-91-6)
- 2-((4-(4-Chlorophenyl)-3-cyano-6-phenylpyridin-2-yl)thio)-N-(2-methyl-5-nitrophenyl)acetamide (CAS 337489-29-9)
- Afatinib Impurity 47 (CAS CATO-C4X-100647)
- 2-((4-(4-Chlorophenyl)-3-cyano-6-phenylpyridin-2-yl)thio)-N-(4-methyl-3-nitrophenyl)acetamide (CAS 332158-38-0)
- 6-chloro-8-prop-1-ynyl-2H-chromene-3-carboxylic acid (CAS 2625769-31-3)
- (3,4-Dihydroxyphenyl)boronic acid (CAS 852631-64-2)
- 2-(((1H-Indol-3-yl)methylene)amino)-4,5-diphenylfuran-3-carbonitrile (CAS 324066-72-0)
- 1,2,4-Triethylbenzene (CAS 877-44-1)
- 4-Bromo-5-cyano-6-(difluoromethyl)pyridine-3-sulfonamide (CAS 1806992-40-4)
- Tert-butyl 2-(5-amino-1H-indol-1-yl)acetate (CAS 1292835-87-0)
- (2-Fluoro-4-iodophenyl)dimethylphosphine oxide (CAS 2444346-63-6)
- 2-(Dimethylamino)-1-methyl-1H-benzo[d]imidazole-5,6-diol (CAS 112388-47-3)
- 7-Hydroxy-3-(3-hydroxy-4-methoxyphenyl)-6-methoxy-4H-chromen-4-one (CAS 53948-00-8)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
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