5-(di-tert-Butylphosphino)-1',3',5'-triphenyl-1'h-[1,4']bipyrazole
Names
[ CAS No. ]:
894086-00-1
[ Name ]:
5-(di-tert-Butylphosphino)-1',3',5'-triphenyl-1'h-[1,4']bipyrazole
[Synonym ]:
T-BU-BIPPYPHOS
5-[Bis(2-methyl-2-propanyl)phosphino]-1',3',5'-triphenyl-1'H-1,4'-bipyrazole
1,4'-Bi-1H-pyrazole, 5-[bis(1,1-dimethylethyl)phosphino]-1',3',5'-triphenyl-
BippyPhos
Chemical & Physical Properties
[ Boiling Point ]:
652.7±55.0 °C at 760 mmHg
[ Melting Point ]:
169-173ºC
[ Molecular Formula ]:
C32H35N4P
[ Molecular Weight ]:
506.621
[ Flash Point ]:
348.5±31.5 °C
[ Exact Mass ]:
506.259918
[ PSA ]:
49.23000
[ LogP ]:
9.82
[ Vapour Pressure ]:
0.0±1.9 mmHg at 25°C
MSDS
Safety Information
[ Hazard Codes ]:
Xi
[ RIDADR ]:
NONH for all modes of transport
Articles
J. Am. Chem. Soc. 132 , 11592, (2010)
An efficient procedure for palladium-catalyzed coupling reactions of (hetero)aryl bromides and chlorides with primary aliphatic alcohols has been developed. Key to the success is the synthesis and exp...
A general method for the synthesis of unsymmetrically substituted ureas via palladium-catalyzed amidation.Org. Lett. 11 , 947, (2009)
A general and practical method for the preparation of unsymmetrically substituted ureas has been developed utilizing palladium-catalyzed amidation. Both aryl bromides and chlorides, as well as heteroa...
Palladium-catalyzed coupling of hydroxylamines with aryl bromides, chlorides, and iodides.Org. Lett. 11 , 233, (2009)
The bis-pyrazole phosphine ligand BippyPhos is effective for the palladium-catalyzed cross-coupling of hydroxylamines with aryl bromides, chlorides, and iodides. Reactions proceed smoothly at 80 degre...