2-(Di-t-butylphosphine) biphenyl
2-(Di-tert-butylphosphino)biphenyl
CAS: 224311-51-7
Molecular Formula: C20H27P
2-(Di-t-butylphosphine) biphenyl - Names and Identifiers
| Name | 2-(Di-tert-butylphosphino)biphenyl |
| Synonyms | 2-(Di-t-butylphosphino)biphenyl 2-(DI-T-BUTYLPHOSPHINO)BIPHENYL 2-(Di-t-butylphosphine) biphenyl 2-(DI-TERT-BUTYLPHOSPHINO)BIPHENYL 2-(Di-tert-butylphosphino)biphenyl (2-biphenyl)di-tert-butylphosphine (2-BIPHENYLYL)DI-TERT-BUTYLPHOSPHINE (2-Biphenylyl)di-tert-butylphosphine BIPHENYL-2-YL-DI-TERT-BUTYL-PHOSPHANE biphenyl-2-yl(di-tert-butyl)phosphane PHOSPHINE, [1,1''-BIPHENYL]-2-YLBIS(1,1-DIMETHYLETHYL)- |
| CAS | 224311-51-7 |
| EINECS | 607-074-9 |
| InChI | InChI=1/C20H27P/c1-19(2,3)21(20(4,5)6)18-15-11-10-14-17(18)16-12-8-7-9-13-16/h7-15H,1-6H3 |
| InChIKey | CNXMDTWQWLGCPE-UHFFFAOYSA-N |
2-(Di-t-butylphosphine) biphenyl - Physico-chemical Properties
| Molecular Formula | C20H27P |
| Molar Mass | 298.4 |
| Density | 1 g/cm3 |
| Melting Point | 86-88 °C (lit.) |
| Boling Point | 405.5±24.0 °C(Predicted) |
| Flash Point | 210.1°C |
| Water Solubility | Insoluble |
| Solubility | Soluble in toluene. Insoluble in water. |
| Vapor Presure | 2.05E-06mmHg at 25°C |
| Appearance | Crystals or Crystalline Powder |
| Color | White |
| BRN | 8322131 |
| Storage Condition | Inert atmosphere,Room Temperature |
| Stability | Air Sensitive |
| Sensitive | Sensitive to air |
| MDL | MFCD01862440 |
| Physical and Chemical Properties | White crystals |
| Use | It is used as a macrophosphine-blocking ligand for cleavage of C- H and C- C bonds by Pd-catalyzed 2, 3-diarylation of α,α-disubstituted-3-thiophene methanol. Ligands for the amination of aryl halides and aryl trifluoromethanesulfonates. Large sterically hindered aromatic phosphine ligands for palladium-catalyzed Stille cross-coupling reactions. |
2-(Di-t-butylphosphine) biphenyl - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed |
| Safety Description | S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S22 - Do not breathe dust. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10-23 |
| TSCA | No |
| HS Code | 29029090 |
| Hazard Class | AIR SENSITIVE |
2-(Di-t-butylphosphine) biphenyl - Introduction
A ligand utilized in amination of aryl halides and aryl triflates.
Last Update：2022-10-16 17:15:03
2-(Di-t-butylphosphine) biphenyl - Reference Information
| Use | Used in coupling reactions such as Suzuki, Buchwald, and C- arylation, N-arylation, etc. Used in palladium-catalyzed coupling reaction Large sterically hindered aromatic phosphine ligand used in palladium-catalyzed Stille cross-coupling reaction; used in aryl halide and aryl trifluoromethanesulfonate The ligand in the amination reaction; used for the decarboxylation cross-coupling reaction of dialkoxybenzoic acid and diaryl disulfide or diaryl diselenide; through the N-allyl N-aryl urea intramolecular hydroamination reaction, the preparation of stereoselective imidazolid; used for the location-selective arylation reaction of olefins and aryl chlorides; used for the cross-coupling reaction of unsaturated cyclic lactone polymers; used for the location-selective O-alkylation reaction; used for the Sonogashira-type cross-coupling reaction |
Last Update：2024-04-10 22:29:15
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