Company Name: |
J & K SCIENTIFIC LTD.
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Tel: |
010-82848833 400-666-7788 |
Email: |
jkinfo@jkchemical.com |
Products Intro: |
Product Name:(3R)-(-)-2,2'-Diphenyl-[3,3'-biphenanthrene]-4,4'-diol dichloromethane adduct, min. 98% (R)-VAPOL CAS:147702-16-7 Purity:min. 98% Package:100mg;500mg
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Company Name: |
Meryer (Shanghai) Chemical Technology Co., Ltd.
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Tel: |
021-61259108 18621169109 |
Email: |
market03@meryer.com |
Products Intro: |
Product Name:(3R)-(-)-2,2'-Diphenyl-[3,3'-biphenanthrene]-4,4'-diol dichloroMethane adduct CAS:147702-16-7 Purity:98% (R)-VAPOL Remarks:AAM176623
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Product Name: | (R)-VAPOL | Synonyms: | (R)-VAPOL 97%;(R)-VAPOL,99%e.e.;(S)-2,2'-DIPHENYL-(4-BIPHENANTHROL);(R)-VAPOL;(S)-VAPOL;(R)-2,2'-DIPHENYL-3,3'-(4-BIPHENANTHROL);(3R)-(-)-2,2'-DIPHENYL-[3,3'-BIPHENANTHRENE]-4,4'-DIOL DICHLOROMETHANE ADDUCT;(3S)-(+)-2,2'-DIPHENYL-[3,3'-BIPHENANTHRENE]-4,4'-DIOL DICHLOROMETHANE ADDUCT | CAS: | 147702-16-7 | MF: | C40H26O2 | MW: | 538.63 | EINECS: | | Product Categories: | BINOL Series;Chiral Oxygen | Mol File: | 147702-16-7.mol | ![(R)-VAPOL Structure](CAS/GIF/147702-16-7.gif) |
| (R)-VAPOL Chemical Properties |
Melting point | 225-229 °C | Boiling point | 712.2±60.0 °C(Predicted) | alpha | -123.4° (c 1.0, THF) | density | 1.286±0.06 g/cm3(Predicted) | storage temp. | under inert gas (nitrogen or Argon) at 2–8 °C | pka | 8.37±0.30(Predicted) | form | Powder | color | white to pale yellow | optical activity | [α]20/D -144°, c = 1 in chloroform |
| (R)-VAPOL Usage And Synthesis |
Reaction |
- Chiral ligand used in catalytic asymmetric aziridination.
- Chiral ligand used in catalytic asymmetric imino aldol reaction.
- Chiral ligand used in catalytic asymmetric Petasis reaction.
| Uses | VAPOL has proven to be an excellent ligand in catalytic asymmetric Diels-Alder, imine aldol, and aziridination reactions. |
| (R)-VAPOL Preparation Products And Raw materials |
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