14797
(R)-(+)-2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene
puriss.
Synonym(s):
(R)-(+)-(1,1′-Binaphthalene-2,2′-diyl)bis(diphenylphosphine), (R)-(+)-BINAP
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About This Item
Empirical Formula (Hill Notation):
C44H32P2
CAS Number:
Molecular Weight:
622.67
PubChem Substance ID:
UNSPSC Code:
12352000
MDL number:
Beilstein/REAXYS Number:
5321443
grade
puriss.
optical activity
[α]20/D +239±5°, c = 0.3% in toluene
optical purity
enantiomeric ratio: ≥99.5:0.5 (HPLC)
mp
238-242 °C (dec.)
SMILES string
c1ccc(cc1)P(c2ccccc2)c3ccc4ccccc4c3-c5c(ccc6ccccc56)P(c7ccccc7)c8ccccc8
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
Other Notes
Chiral atropisomeric diphosphine; the rhodium and ruthenium complexes are employed for asymmetric hydrogenation and isomerization reactions ; Preparation of BINAP-ruthenium dicarboxylate complexes
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Regulatory Information
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M. Kitamura et al.
Organic Syntheses, 71, 1-1 (1993)
M. Kitamura et al.
The Journal of Organic Chemistry, 57, 4053-4053 (1992)
H. Takaya et al.
Organic Syntheses, 72, 74-74 (1995)