1-Bis[3-(trifluoromethyl)phenyl]phosphoryl-3-(trifluoromethyl)benzene CAS 74038-21-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 74038-21-4 |
| Molecular Formula | C21H12F9OP |
| Molecular Weight | 482.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Bis[3-(trifluoromethyl)phenyl]phosphoryl-3-(trifluoromethyl)benzene (CAS 74038-21-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H12F9OP. Molecular weight: 482.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H12F9OP |
| Molecular Weight | 482.28 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.) | 1978 |
| Halogen Content | F-containing |
Related Bis Standards
- 4-[3,5-Bis(trifluoromethyl)benzoyl]-8-tert-Butyl-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (CAS 1326810-27-8)
- 2-(4-{[3,5-bis(trifluoromethyl)phenyl]methoxy}phenyl)-4-(thiophen-2-yl)pyrimidine (CAS 477862-24-1)
- Bis(3-(Trifluoromethyl)Phenyl)(4-(Trifluoromethyl)Phenyl)Silanol (CAS 6317-80-2)
- 4-(3,5-Bis(trifluoromethyl)benzyl)-6-(2-fluorophenyl)-4,5-dihydropyrido[3,2-f][1,4]oxazepin-3(2H)-one (CAS 877052-79-4)
- (3Z)-3-{2-[3-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-2-({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)-3H-indole (CAS 478044-00-7)
- 3'-(Trifluoromethyl)-N-(4-((trifluoromethyl)sulfonyl)phenyl)-3,6-dihydro-2H-[1,2'-bipyridine]-4-carboxamide (CAS 824982-41-4)
- 3-(5-(3,5-Bis(trifluoromethyl)phenyl)furan-2-yl)-1-(3,4-dichlorophenyl)prop-2-en-1-one (CAS 646497-86-1)
- 1'-Methyl-4'-[4-(trifluoromethyl)phenyl]-1'',2,2'',4-tetrahydrodispiro[1-benzopyran-3,3'-pyrrolidine-2',3''-indole]-2'',4-dione (CAS 1177520-27-2)
Recommended Standards
- (2E)-1-{4-[(2,4-dichlorophenyl)methoxy]phenyl}-3-{[4-(trifluoromethoxy)phenyl]amino}prop-2-en-1-one (CAS 478033-88-4)
- 8-Bromo-2,4,7-trichloro-6-iodo-3-nitroquinoline (CAS 2667057-71-6)
- (2E)-1-{3-[(2,4-dichlorophenyl)methoxy]phenyl}-3-{[4-(trifluoromethoxy)phenyl]amino}prop-2-en-1-one (CAS 478040-02-7)
- tert-Butyl 2-(4-hydroxybutoxy)acetate (CAS 475086-57-8)
- Methyl 2,2-dimethylmorpholine-3-carboxylate hydrochloride (CAS 1416437-92-7)
- 3-Bromo-2-methylimidazo[1,2-a]pyridine (CAS 4805-70-3)
- 3-(propan-2-yl)-2,3-dihydro-1H-indole (CAS 67932-69-8)
- Cis-8-methylhexahydroindolizin-3(2H)-one (CAS 80664-52-4)
- (E)-N'-(Propan-2-yl)-N-[3-(trifluoromethyl)phenyl]pyridine-4-carboximidamide (CAS 338760-70-6)
- Tirzepatide Impurity 12 (CAS CATO-C4X-324012)
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