| Company Name: |
J & K SCIENTIFIC LTD.
|
| Tel: |
010-82848833 400-666-7788 |
| Email: |
jkinfo@jkchemical.com |
| Products Intro: |
Product Name:(S)-(+)-4,12-Bis(diphenylphosphino)-[2.2]-paracyclophane, min. 95% (S)-PHANEPHOS
CAS:192463-40-4
Purity:min. 95% Package:100mg;500mg
|
| Company Name: |
Meryer (Shanghai) Chemical Technology Co., Ltd.
|
| Tel: |
021-61259108 18621169109 |
| Email: |
market03@meryer.com |
| Products Intro: |
Product Name:(R)-(-)-4,12-Bis(diphenylphosphino)-[2.2]-paracyclophane
CAS:192463-40-4
Purity:95%(R)-PHANEPHOS Remarks:AAM142561
|
|
| | (R)-(-)-4,12-BIS(DIPHENYLPHOSPHINO)-[2.2]-PARACYCLOPHANE Basic information | | Reaction |
| | (R)-(-)-4,12-BIS(DIPHENYLPHOSPHINO)-[2.2]-PARACYCLOPHANE Chemical Properties |
| Melting point | 222-225°C | | alpha | +63.2° (c 3.27, CH2Cl2) | | storage temp. | under inert gas (nitrogen or Argon) at 2-8°C | | form | solid | | color | white | | optical activity | [α]22/D +34°, c = 1 in chloroform | | CAS DataBase Reference | 192463-40-4 |
| | (R)-(-)-4,12-BIS(DIPHENYLPHOSPHINO)-[2.2]-PARACYCLOPHANE Usage And Synthesis |
| Reaction |
- Ligand for rhodium-catalyzed enantioselective hydroboration of cyclopropenes.
- Ligand for iridium-catalyzed enantioselective [2+2] cycloaddition of oxabicyclic alkenes with terminal alkynes.
- Ligand for the palladium-catalyzed enantioselective hydroxycarbonylation and alkoxycarbonylation of alkenes.
- Ligand for the palladium-catalyzed amides synthesis via C(sp3 )–H bond functionalization and CO insertion.
- Ligand for iridium-catalyzed diene hydrohydroxymethylation.
| | Uses | Efficient ligand for asymmetric hydrogentation of dehydroamino acids, methyl esters and keytones. |
| | (R)-(-)-4,12-BIS(DIPHENYLPHOSPHINO)-[2.2]-PARACYCLOPHANE Preparation Products And Raw materials |
|