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CAS No 64896-28-2 , [(2S,3S)-3-diphenylphosphanylbutan-2-yl]-diphenylphosphane

  • Name: [(2S,3S)-3-diphenylphosphanylbutan-2-yl]-diphenylphosphane
  • Synonyms: [(2S,3S)-3-diphenylphosphanylbutan-2-yl]-diphenylphosphane; 259098_ALDRICH; Chiraphos; (2S,3S)-(-)-2,3-Bis(diphenylphosphino)butane; 64896-28-2;(2S,3S)-(-)-Bis(diphenylphosphino)butane;
  • CAS Registry Number:
  • Safety Statements: 37/39-26
  • Hazard Symbols: Xi: Irritant;
  • Molecular Weight: 426.469444
  • InchiKey: FWXAUDSWDBGCMN-ZEQRLZLVSA-N
  • InChI: InChI=1S/C28H28P2/c1-23(29(25-15-7-3-8-16-25)26-17-9-4-10-18-26)24(2)30
    (27-19-11-5-12-20-27)28-21-13-6-14-22-28/h3-24H,1-2H3/t23-,24-/m0/s1
  • Risk Statements: 36/37/38
  • Molecular Formula: C28H28P2
  • Molecular Structure:CAS No:64896-28-2 [(2S,3S)-3-diphenylphosphanylbutan-2-yl]-diphenylphosphane

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64896-28-2 (2S,3S)-(-)-Bis(diphenylphosphino)butane

  • (2S,3S)-(-)-Bis(diphenylphosphino)butane(S,S)-CHIRAPHOS, 99%
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64896-28-2 (2S,3S)-(-)-Bis(diphenylphosphino)butane (S,S)-CHIRAPHOS

  • (2S,3S)-(-)-Bis(diphenylphosphino)butane (S,S)-CHIRAPHOS
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64896-28-2 (2S,3S)-(-)-Bis(diphenylphosphino)butane

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64896-28-2 (2S,3S)-(-)-BIS(DIPHENYLPHOSPHINO)BUTANE(S,S)-CHIRAPHOS

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64896-28-2 (S,S)-Chiraphos

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64896-28-2 (2S,3S)-(-)-BIS(DIPHENYLPHOSPHINO)BUTANE

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64896-28-2 (2S,3S)-(-)-BIS(DIPHENYLPHOSPHINO)BUTANE, 99% (S,S)-CHIRAPHOS

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64896-28-2 (2S,3S)-(-)-Bis(diphenylphosphino)butane; 99% (S,S)-CHIRAPHOS

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64896-28-2 (s,s)-chiraphos

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References of [(2S,3S)-3-diphenylphosphanylbutan-2-yl]-diphenylphosphane
Title: (S,S)-Chiraphos
CAS Registry Number: 64896-28-2
CAS Name: [(1S,2S)-1,2-Dimethyl-1,2-ethanediyl]bis[diphenylphosphine]
Synonyms: (2S,3S)-(-)-bis(diphenylphosphino)butane
Molecular Formula: C28H28P2
Molecular Weight: 426.47
Percent Composition: C 78.86%, H 6.62%, P 14.53%
Literature References: Chiral, bidentate phosphine ligand in asymmetric catalysis. Prepn: M. D. Fryzuk, B. Bosnich, J. Am. Chem. Soc. 99, 6262 (1977); J. F. G. Jansen, B. L. Feringa, Tetrahedron: Asymmetry 1, 719 (1990); S. H. Bergens et al., Inorg. Synth. 31, 131 (1997). 1H and 31P NMR of platinum complexes: N. C. Payne, D. W. Stephan, J. Organomet. Chem. 221, 203 (1981). Synthetic applications: C. Moinet, J.-C. Fiaud, Tetrahedron Lett. 36, 2051 (1995); H. Frauenrath et al., Tetrahedron: Asymmetry 9, 1103 (1998); K. Akiyama et al., Adv. Synth. Catal. 347, 1569 (2005).
Properties: Large, colorless plates from absolute ethanol, mp 108-109°. [a]D27 -211° (c = 1.5 in CHCl3). Sol in acetone, THF, dichloromethane, chloroform, diethyl ether, toluene, hot ethanol. Insol in hexanes, methanol, cold ethanol.
Melting point: mp 108-109°
Optical Rotation: [a]D27 -211° (c = 1.5 in CHCl3)
Use: Ligand for palladium-catalyzed carbon-carbon bond formation.