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CAS No 98327-87-8 , [1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-
diphenylphosphane

  • Name: [1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-
    diphenylphosphane
  • Synonyms: BINAP; (R)-(+)-BINAP;76189-55-4; (+/-)-BINAP; (R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl;[1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-
    diphenylphosphane; 98327-87-8; (S)-(-)-BINAP;
  • CAS Registry Number:
  • Melting Point: 280-285 ºC
  • Water Solubility: insoluble in water
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • Molecular Weight: 622.672404
  • InchiKey: MUALRAIOVNYAIW-UHFFFAOYSA-N
  • InChI: InChI=1S/C44H32P2/c1-5-19-35(20-6-1)45(36-21-7-2-8-22-36)41-31-29-33-17-
    13-15-27-39(33)43(41)44-40-28-16-14-18-34(40)30-32-42(44)46(37-23-9-3-
    10-24-37)38-25-11-4-12-26-38/h1-32H
  • Risk Statements: S26;S37/39
  • Molecular Formula: C44H32P2
  • Molecular Structure:CAS No:98327-87-8 [1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-<br />diphenylphosphane

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98327-87-8 Binap

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98327-87-8 Binap

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98327-87-8 Di-t-butylmethylphosphine

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98327-87-8 racemic-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl

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98327-87-8 Binap

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98327-87-8 (R)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl (binap)

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98327-87-8 racemic-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl

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98327-87-8 Binap

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References of [1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-
diphenylphosphane
Title: BINAP
CAS Registry Number: 98327-87-8
CAS Name: [1,1￠-Binaphthalene]-2,2￠-diylbis[diphenylphosphine]
Synonyms: 2,2￠-bis(diphenylphosphino)-1,1￠-binaphthyl
Molecular Formula: C44H32P2
Molecular Weight: 622.67
Percent Composition: C 84.87%, H 5.18%, P 9.95%
Literature References: Axially disymmetric bis(triaryl)phosphine ligand. Synthesis: A. Miyashita et al., J. Am. Chem. Soc. 102, 7932 (1980); preparative scale synthesis of enantiomers: eidem, Tetrahedron 40, 1245 (1984). Review of asymmetric synthesis by metal-BINAP catalysts: S. Akutagawa, Appl. Catal. A 128, 171-207 (1995). Review of industrial applications: H. Kumobayashi, Rec. Trav. Chim. 115, 201-210 (1996); idem et al., Synlett 2001, S1 1055-1064.
 
Derivative Type: (R)-(+)-Form
CAS Registry Number: 76189-55-4
Properties: Crystals from benzene/ethanol, mp 240-241°. [a]D25 +229° (c = 0.32 in benzene).
Melting point: mp 240-241°
Optical Rotation: [a]D25 +229° (c = 0.32 in benzene)
 
Derivative Type: (S)-(-)-Form
CAS Registry Number: 76189-56-5
Properties: Crystals from benzene/ethanol, mp 241-242°. [a]D25 -229° (c = 0.31 in benzene).
Melting point: mp 241-242°
Optical Rotation: [a]D25 -229° (c = 0.31 in benzene)
 
Use: Chiral ligand for metal mediated asymmetric catalysis.