R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Basic information
Product Name:R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
Synonyms:(S)-SYNPHOS(R);(S)-SYNPHOS(TM);S-(-)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN;(S)-(-)-[(5,6),(5',6')-BIS(ETHYLENEDIOXY)BIPHENYL-2,2'-DIYL](DIPHENYLPHOSPHINE);(R)-SYNPHOS(R);(R)-SYNPHOS(TM);R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN;(R)-(+)-[(5,6),(5',6')-BIS(ETHYLENEDIOXY)BIPHENYL-2,2'-DIYL](DIPHENYLPHOSPHINE)
CAS:503538-68-9
MF:C40H32O4P2
MW:638.63
EINECS:
Product Categories:Chiral Phosphine;SYNPhos
Mol File:503538-68-9.mol
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Structure
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Chemical Properties
Melting point >260 °C
Boiling point 738.4±60.0 °C(Predicted)
storage temp. Inert atmosphere,Room Temperature
form Powder
color white
Safety Information
HS Code 29310099
MSDS Information
ProviderLanguage
ACROS English
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Usage And Synthesis
Chemical PropertiesWhite crystalline powder
Reactions
  1. A chiral diphosphine ligand used in the highly-enantioselective hydrogenation of ketoesters, hydroxyketones, ketophosphonates and succinates.
  2. A ligand used for the dynamic kinetic resolution of α,β−unsaturated lactones via asymmetric copper-catalyzed conjugate reduction.
  3. Used in the intramolecular Heck reaction for the synthesis of diterpenoids.
  4. Used in asymmetric Pauson-Khand reaction.
  5. Used in asymmetric iminonitroso Diels-Alder reaction.
  6. Palladium catalyzed asymmetric hydrogenation of N-tosyl ketimines
Reactions of 503538-68-9
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Preparation Products And Raw materials
Raw materialsPhosphine oxide, (2,3-dihydro-1,4-benzodioxin-6-yl)diphenyl--->Phosphine oxide, (2,3-dihydro-5-iodo-1,4-benzodioxin-6-yl)diphenyl--->6-BROMO-1,4-BENZODIOXANE-->1,4-Benzodioxan
ETHYLENE 3,4-Ethylenedioxythiophene R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

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