96004
JohnPhos
purum, ≥97.0% (GC)
Synonym(s):
(2-Biphenyl)di-tert-butylphosphine, (2-Biphenylyl)di-tert-butylphosphine, 2-(Di-tert-butylphosphino)biphenyl
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About This Item
Linear Formula:
C6H5C6H4P[C(CH3)3]2
CAS Number:
Molecular Weight:
298.40
PubChem Substance ID:
UNSPSC Code:
12350000
Beilstein/REAXYS Number:
8322131
MDL number:
grade
purum
assay
≥97.0% (GC)
mp
86-88 °C (lit.)
Application
Ligand utilized in amination of aryl halides and aryl triflates.
Catalyst for:
Catalyst for:
- Decarboxylative cross-coupling of dialkoxybenzoic acids with diaryl disulfides or diaryl diselenides
- Stereoselective preparation of imidazolidinones via intramolecular hydroamination of N-allylic-N-arylureas
- Regioselective arylation of olefins with aryl chlorides
- Cross-coupling reaction for the synthesis of polyunsaturated macrolactones
- Regioselective O-alkylation reactions
- Sonogashira-type cross coupling
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
Other Notes
Optimal ligand for a novel amination reaction (Buchwald reaction)
Regulatory Information
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J P Wolfe et al.
The Journal of organic chemistry, 65(4), 1158-1174 (2000-05-18)
Palladium complexes supported by (o-biphenyl)P(t-Bu)(2) (3) or (o-biphenyl)PCy(2) (4) are efficient catalysts for the catalytic amination of a wide variety of aryl halides and triflates. Use of ligand 3 allows for the room-temperature catalytic amination of many aryl chloride, bromide
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