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74839-84-2

74839-84-2 Structure

74839-84-2 Structure
IdentificationBack Directory
[Name]

(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE
[CAS]

74839-84-2
[Synonyms]

(R,R)-CHIRAPHOS
(R,R)-Chiraphos,97%
2,3-Bis(diphenylphosphino)butane
(2R,3R)-(+)-BIS(DIPHENYLPHOSPHINO)BUTANE
(2R,3R)-(+)-2,3-BIS(DIPHENYL PHOSPHINO)BUTANE
(2R,3R)-Butane-2,3-diylbis(diphenylphosphine)
(2R,3R)-(+)-Bis(diphenylphosphino)butane, (R,R)-CHIRAPHOS
(2R,3R)-(+)-Bis(diphenylphosphino)butane, 98% (R,R)-CHIRAPHOS
(2R,3R)-(+)-2,3-Bis(diphenylphosphino)butane (R,R)-CHIRAPHOS
[Molecular Formula]

C28H28P2
[MDL Number]

MFCD00075403
[MOL File]

74839-84-2.mol
[Molecular Weight]

426.47
Chemical PropertiesBack Directory
[Appearance]

white crystalline powder
[Melting point ]

104-109 °C
[form ]

solid
[Sensitive ]

Air Sensitive
[CAS DataBase Reference]

74839-84-2
Hazard InformationBack Directory
[Chemical Properties]

white crystalline powder
[Purification Methods]

It recrystallises from absolute EtOH (~6g in 60mL) as colourless plates [Fryzuk & Bosnich J Am Chem Soc 99 6262 1977, Fryzuk & Bosnich J Am Chem Soc 101 3043 1979].
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

36/37/38
[Safety Statements ]

36/37/39-26-37/39
[HS Code ]

29310099
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