(R)-(+)-2,2-Bis(di-p-tolylphosphino)-1,1-binaphthyl - CAS 99646-28-3

(R)-T-BINAP complexes derived from rhodium precursors are used for the asymmetric hydroformylation of vinyl acetate. It may be employed as chiral catalyst for allylation of N-tosyl α-imino esters.
Takasago Ligands and Complexes for Asymmetric Reactions
Catalyst involved in studies of the role of excess phosphine ligand in enantioselective conjugate addition of ethylmagnesium bromide and α,β-unsaturated esterReactant serving as a precursor for: • Catalysts used for reductive amination of ketones• Rh(I)-catalyst for hydrogenation of acetamidoacrylic acid derivatives• Chiral platinum catalysts for asymmetric Baeyer-Villiger oxidation of cyclic ketones• CuI-Tol-BINAP catalysts for enantioselective Michael reactions of Grignard reagents to unsaturated esters• BINAP Pt Dications for cation trapping

Product Information

Canonical SMILES
Cc1ccc(cc1)P(c2ccc(C)cc2)c3ccc4ccccc4c3-c5c(ccc6ccccc56)P(c7ccc(C)cc7)c8ccc(C)cc8
InChI
InChI=1S/C48H40P2/c1-33-13-23-39(24-14-33)49(40-25-15-34(2)16-26-40)45-31-21-37-9-5-7-11-43(37)47(45)48-44-12-8-6-10-38(44)22-32-46(48)50(41-27-17-35(3)18-28-41)42-29-19-36(4)20-30-42/h5-32H,1-4H3
InChI Key
IOPQYDKQISFMJI-UHFFFAOYSA-N
Purity
≥98%
MDL
MFCD01311709
Physical State
Solid
Appearance
Powder or Crystals
Storage
Inert atmosphere. Room temperature.
Boiling Point
754.4 °C / 760 mmHg
Melting Point
254-258 °C
Flash Point
Not applicable
Optical Activity
+156°(c = 0.5 in benzene); +167.5°±2.5°(c = 0.3 in toluene); 108°±4°(c = 1 in chloroform)
Solubility
Insoluble in water.
TSCA
No
WGK Germany
3

Safety Information

Signal Word
Warning
Precautionary Statement
P280 - P305+P351+P338
Hazard Statements
H317 - H319
The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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