(3,5-bis(trifluoromethyl)phenyl)(phenyl)methanone 21221-93-2 3,5-Bis(trifluoromethyl)benzophenone A4587 CAS 21221-93-2
| CAS No. | 21221-93-2 |
| Molecular Formula | C15H8F6O |
| Molecular Weight | 318.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (3,5-bis(trifluoromethyl)phenyl)(phenyl)methanone 21221-93-2 3,5-Bis(trifluoromethyl)benzophenone A4587 (CAS 21221-93-2), a certified reference material (molecular formula C15H8F6O, MW 318.21 g/mol) for analytical method development and quality control.
Owing to a hydroxyl group, an ether linkage, fluorine substitution, a polycyclic aromatic system, (3,5-bis(trifluoromethyl)phenyl)(phenyl)methanone 21221-93-2 3,5-Bis(trifluoromethyl)benzophenone A4587 is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 318.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 (3,5-bis(trifluoromethyl)phenyl)(phenyl)methanone 21221-93-2 3,5-Bis(trifluoromethyl)benzophenone A4587 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 | C15H8F6O |
| Molecular Weight | 318.21 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.) | 1963 |
| Halogen Content | F-containing |
Related bis Standards
- 2,3'-Bis(trifluoromethyl)-[1,1'-biphenyl]-4-carbaldehyde (CAS 1261637-89-1)
- 4,4'-Bis(trifluoromethyl)-[1,1'-biphenyl]-2-carbaldehyde (CAS 1261821-80-0)
- 2',4'-Bis(trifluoromethyl)-[1,1'-biphenyl]-4-carbaldehyde (CAS 1333319-67-7)
- 3',5'-Bis(trifluoromethyl)-[1,1'-biphenyl]-4-carbaldehyde (CAS 602307-22-2)
- Bis(4-(trifluoromethyl)phenyl)methanone (CAS 21221-91-0)
- (3-(trifluoromethyl)phenyl)(4-(trifluoromethyl)phenyl)methanone 21084-22-0 3,4'-Bis(trifluoromethyl)benzophenone (CAS 21084-22-0)
- (2-Oxo-3-(3-(trifluoromethyl)phenyl)oxazolidin-5-yl)methyl methylcarbamate (CAS 64589-75-9)
- 4-(5-(4-(Trifluoromethyl)phenyl)-1,2,4-oxadiazol-3-yl)benzaldehyde (CAS 480391-18-2)
Recommended Standards
- 3236-82-6 NbOEt Niobium ethanolate Niobium ethylate Niobium pentaethoxide Niobium(V) ethoxide Pentaethoxyniobium (CAS 3236-82-6)
- Tert-butyl (2-(4-bromo-1-methyl-1H-pyrazol-3-yl)ethyl)(methyl)carbamate (CAS 2306264-16-2)
- 2-[(1-Methyl-4-piperidinyl)oxy]-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-pyridine (CAS 1015242-42-8)
- Nilutamide EP Impurity C (CAS 65274-43-3)
- 5,7-Dibromoquinolin-4-ol (CAS 855871-20-4)
- (R)-(2-oxa-6-azaspiro[3.4]Octan-8-yl)methanol (CAS 2382702-55-6)
- (6-(Trifluoromethyl)benzo[b]thiophen-2-yl)methanol (CAS 863118-46-1)
- 2-(4-Methoxyphenyl)isonicotinic acid (CAS 935861-30-6)
- 2-(2,6-Dichlorophenyl)thiazolo[5,4-c]pyridine (CAS 1203681-45-1)
- 3-Chloro-N-(cyclopentylmethyl)-4-fluoroaniline (CAS 919800-13-8)
- 1-(1-(Furan-2-yl)ethylidene)-2-(2,4,6-trichlorophenyl)hydrazine (CAS 926386-92-7)
- 4-Methoxyphenyl (1S,2S)-2-((R)-4-((9H-xanthen-9-yl)methyl)-1-(4-methoxybenzyl)-2,5-dioxoimidazolidin-4-yl)cyclopropane-1-carboxylate (CAS 201851-12-9)
- tert-Butyl 4-(4-(methoxycarbonyl)-1H-1,2,3-triazol-1-yl)piperidine-1-carboxylate (CAS 1229516-75-9)
- Palmitoyl Tripeptide-5 TFA (CAS 623172-55-4（free base）)
Why CATO?
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