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259098

Sigma-Aldrich

(2S,3S)-(−)-Bis(diphenylphosphino)butane

Synonym(s):

(2S,3S)-(−)-2,3-Bis(diphenylphosphino)butane, (S,S)-Chiraphos

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About This Item

Linear Formula:
[-CH(CH3)P(C6H5)2]2
CAS Number:
64896-28-2
Molecular Weight:
426.47
Beilstein/REAXYS Number:
4268869
MDL number:
MFCD00009836
UNSPSC Code:
12352002
PubChem Substance ID:
24855685
NACRES:
NA.22

form

solid

optical activity

[α]22/D −191°, c = 1.5 in chloroform

mp

108-110 °C (lit.)

SMILES string

C[C@@H]([C@H](C)P(c1ccccc1)c2ccccc2)P(c3ccccc3)c4ccccc4

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

InChI key

FWXAUDSWDBGCMN-ZEQRLZLVSA-N

application

Ligand for Pd-catalyzed carbon-carbon bond formation.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Moinet, C. Fiaud, J.-C.
Tetrahedron Letters, 36, 2051-2051 (1995)
M. Yamaguchi et al.
Tetrahedron Asymmetry, 2, 663-663 (1991)

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