(Pentafluoroethyl)diphenylphosphine CAS 20157-74-8
| CAS No. | 20157-74-8 |
| Molecular Formula | C14H10F5P |
| Molecular Weight | 304.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C14H10F5P, (Pentafluoroethyl)diphenylphosphine contains organophosphorus functionality, fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 304.19 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).
(Pentafluoroethyl)diphenylphosphine (CAS 20157-74-8), molecular formula C14H10F5P and molecular weight 304.19 g/mol, is a CATO reference standard with documented purity and traceability.
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 (Pentafluoroethyl)diphenylphosphine 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 | C14H10F5P |
| Molecular Weight | 304.19 g/mol |
| Appearance | Off-white to pale 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | F-containing |
Related Pentafluoroethyl Standards
- 9-Pentafluoroethyl-9H-fluoren-9-ol (CAS 722491-63-6)
- 2-Pentafluoroethyl-3-trifluoromethyl-6-chloropyridine (CAS 1246466-64-7)
- 4-Pentafluoroethyl-6-trifluoromethyl-pyridine-2-carboxylic acid (CAS 1208078-89-0)
- MEthyl 4-[2-(1,1,2,2,2-pentafluoroethyl)-2-pyrrolidinyl]phenyl ether (CAS 887361-01-5)
- 5-Methyl-7-(pentafluoroethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 676469-64-0)
- (4-Pentafluoroethyl-6-trifluoromethyl-pyridin-2-yl)-hydrazine (CAS 1208079-08-6)
- (6-Pentafluoroethyl-5-trifluoromethyl-pyridin-2-yl)-hydrazine (CAS 1246466-34-1)
- (4-Pentafluoroethyl-5-trifluoromethyl-pyridin-2-yl)-hydrazine (CAS 1246466-47-6)
Recommended Standards
- ((2S,5R)-5-(5-Methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-2,5-dihydrofuran-2-yl)methyl dihydrogen phosphate (CAS 27646-59-9)
- 1-Isopropyl-3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)urea (CAS 874299-06-6)
- 3-[4-(Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]propyl acetate (CAS 1883793-85-8)
- 1-Isopropyl-3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)urea (CAS 874291-02-8)
- 4-(Benzyloxy)-2'-fluoro[1,1'-biphenyl]-3-carbaldehyde (CAS 893735-29-0)
- Methyl 2-(2-formyl-6-methoxyphenoxy)acetate (CAS 40359-29-3)
- 2-(2-Chloro-6-methoxypyridin-3-yl)acetic acid (CAS 1227607-82-0)
- 2-Fluoro-4,6-bis(trifluoromethyl)benzoic acid (CAS 1017777-41-1)
- 2-Amino-8-(dimethylamino)-9-((2-hydroxyethoxy)methyl)-1H-purin-6(9H)-one (CAS 91898-02-1)
- 6-Chloro-1H-indazole-5-carboxylic acid (CAS 1890961-61-1)
- 3-(3-Methyl-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl)propanenitrile (CAS 1394021-63-6)
- 2-(6-(Diethylamino)benzofuran-2-yl)-3-hydroxy-4H-chromen-4-one (CAS 386736-84-1)
- 8-Benzyl-4-(2-methylbenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326813-53-9)
- D-Lys20-Tirzepatide (CAS CATO-CPTD788914)
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