ChemicalBook > CAS DataBase List > 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

Product Name
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
CAS No.
503538-68-9
Chemical Name
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
Synonyms
(S)-SYNPHOS;(R)-SYNPHOS(R);(S)-SYNPHOS(R);(S)-SYNPHOS(TM);(s)-synphos®(R)-SYNPHOS(TM);R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN;S-(-)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN;6,6'-bis(diphenylphosphaneyl)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine;R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
CBNumber
CB6126377
Molecular Formula
C40H32O4P2
Formula Weight
638.63
MOL File
503538-68-9.mol
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R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Property

Melting point:
>260 °C
Boiling point:
738.4±60.0 °C(Predicted)
storage temp. 
Inert atmosphere,Room Temperature
form 
Powder
color 
white
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Safety

HS Code 
29310099
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

Strem Chemicals
Product number
15-0491
Product name
S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin, min. 97% (S)-SYNPHOS(TM)
Packaging
100mg
Price
$83
Updated
2024/03/01
Strem Chemicals
Product number
15-0491
Product name
S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin, min. 97% (S)-SYNPHOS(TM)
Packaging
500mg
Price
$324
Updated
2024/03/01
Aaron Chemicals
Product number
AR00DDGD
Product name
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
Purity
98%
Packaging
50mg
Price
$46
Updated
2021/12/16
Aaron Chemicals
Product number
AR00DDGD
Product name
R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
Purity
98%
Packaging
100mg
Price
$75
Updated
2021/12/16
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R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Chemical Properties,Usage,Production

Chemical Properties

White 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

R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN Preparation Products And Raw materials

Raw materials

Preparation Products

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

J & K SCIENTIFIC LTD.
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503538-68-9, R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXINRelated Search:


  • (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)
  • (s)-synphos&reg
  • (S)-(-)-[(5,6),(5',6')-Bis(ethylenedioxy) biphenyl-2,2'-diyl](diphenylphosphine),98%
  • S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin (S)-SYNPHOS 503538-68-9
  • S-(-)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bi-1,4-benzodioxin, min. 97% (S)-SYNPHOS(TM)
  • (S)-SYNPHOS
  • 1,1'-[(5S)-2,2',3,3'-Tetrahydro[5,5'-bi-1,4-benzodioxin]-6,6'-diyl]bis(1,1-diphenylphosphine)
  • (S)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine
  • 5-(6-diphenylphosphanyl-2,3-dihydro-1,4-benzodioxin-5-yl)-2,3-dihydro-1,4-benzodioxin-6-yl]-diphenylphosphane
  • Phosphine, 1,1'-[(5S)-2,2',3,3'-tetrahydro[5,5'-bi-1,4-benzodioxin]-6,6'-diyl]bis[1,1-diphenyl-
  • 6,6'-bis(diphenylphosphaneyl)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine
  • "S-(-)-6,6-Bis(diphenylphosphino)-2,2,3,3-tetrahydro-5,5-bi-1,4-benzodioxin (S)-SYNPHOS"
  • R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN
  • (S)-6,6'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-5,5'-bibenzo[b][1,4]dioxine
  • 503538-68-9
  • C40H32O4P2
  • Chiral Phosphine
  • SYNPhos