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528521-89-3

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528521-89-3 Structure

528521-89-3 Structure
IdentificationBack Directory
[Name]

(S)-(-)-7,7'-BIS[DI(3,5-DIMETHYLPHENYL)PHOSPHINO]-2,2',3,3'-TETRAHYDRO-1,1'-SPIROBIINDANE
[CAS]

528521-89-3
[Synonyms]

(R)-XYL-SDP
(S)-XYL-SDP
(S)-7,7-BIS[DI(3,5-DIMETHYLPHENYL)PHOSPHINO]-1,1-SPIROBIINDANE
(S)–7,7′-Bis[di(3,5-dimethylphenyl)phosphino]-1,1′-spirobiindan
(R)-7,7'-BIS[DI(3,5-DIMETHYLPHENYL)PHOSPHINO]-1,1'-SPIROBIINDANE
(S)-7,7'-Bis[di(3,5-dimethylphenyl)phosphino]-1,1'-spirobiindane ,97%
(S)-()-7,7′-Bis[di(3,5-dimethylphenyl)phosphino]-2,2′,3,3′-tetrahydro-1,1′-spirobiindene
(R)-(+)-7,7'-BIS[DI(3,5-DIMETHYLPHENYL)PHOSPHINO]-2,2',3,3'-TETRAHYDRO-1,1'-SPIROBIINDANE
(S)-(-)-7,7'-BIS[DI(3,5-DIMETHYLPHENYL)PHOSPHINO]-2,2',3,3'-TETRAHYDRO-1,1'-SPIROBIINDANE
(S)-(-)-7,7'-Bis[di(3,5-dimethylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane,min.97%(S)-Xyl-SDP
1,1'-[(1S)-2,2',3,3'-Tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diyl]bis[1,1-bis(3,5-dimethylphenyl)phosphine],99%e.e.
[Molecular Formula]

C49H50P2
[MDL Number]

MFCD08459343
[MOL File]

528521-89-3.mol
[Molecular Weight]

700.87
Chemical PropertiesBack Directory
[Melting point ]

>300°C
[alpha ]

-83° (c 0.53, CH2Cl2)
[Boiling point ]

794.8±60.0 °C(Predicted)
[storage temp. ]

?20°C
[form ]

solid
[color ]

off-white to pale yellow
[optical activity]

[α]22/D 62.0°, c = 1 in chloroform
[Sensitive ]

air sensitive
[InChIKey]

AZSBNBQMIMQOPG-UHFFFAOYSA-N
[CAS DataBase Reference]

528521-89-3
Hazard InformationBack Directory
[Chemical Properties]

Colorless oil
Safety DataBack Directory
[WGK Germany ]

3
[HS Code ]

29319090
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Ethanol-->Sodium hydroxide-->Hydrochloric acid-->Ethyl acetate-->Tetrahydrofuran-->Dichloromethane-->Sodium-->PETROLEUM ETHER-->Toluene-->Sodium sulfate-->Sodium chloride-->Acetone-->Sodium bicarbonate-->Hydrogen peroxide-->Pyridine-->Palladium-->Hydrogen-->Magnesium-->Dimethyl sulfoxide-->Nickel-->Benzyl chloride-->Triphenylphosphine-->Silica gel-->Celite-->N,N-Diisopropylethylamine-->Sodium bromide-->Methanesulfonic acid-->Palladium (II) Acetate-->(S)-1,1'-SPIROBIINDANE-7,7'-DIOL-->Diethyl phosphite-->Boron tribromide-->3-Hydroxybenzaldehyde-->1,4-Bis(diphenylphosphino)butane-->(R)-1,1'-SPIROBIINDANE-7,7'-DIOL-->Trifluoromethanesulfonic anhydride-->Trichlorosilane-->Cinchonidine-->CALCIUM HYDRIDE-->2-Aminoethyldiisopropylamine-->5-Bromo-m-xylene
Questions And AnswerBack Directory
[Reaction]

  1. Chiral ligands for ruthenium-catalyzed asymmetric hydrogenation of simple ketones.
  2. Chiral ligands for ruthenium-catalyzed asymmetric hydrogenation of racemic α-aryl cyclic ketones via dynamic kinetic resolution. 
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