| Company Name: |
J & K SCIENTIFIC LTD.
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| Tel: |
010-82848833 400-666-7788 |
| Email: |
jkinfo@jkchemical.com |
| Products Intro: |
Product Name:(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine, min. 97% CTH-(R)-P-Phos
CAS:221012-82-4
Purity:min. 97% Package:100mg;500mg
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| Company Name: |
Meryer (Shanghai) Chemical Technology Co., Ltd.
|
| Tel: |
021-61259108 18621169109 |
| Email: |
market03@meryer.com |
| Products Intro: |
Product Name:(R)-(+)-2,2',6,6'-TetraMethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine
CAS:221012-82-4
Purity:95% CTH-(R)-P-PHOS Remarks:AAM153286
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| Company Name: |
Alfa Aesar
|
| Tel: |
400-6106006 |
| Email: |
saleschina@alfa-asia.com |
| Products Intro: |
Product Name:(R)-(+)-2,2',6,6'-TetraMethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine
CAS:221012-82-4
Package:0.1g Remarks:044610
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| | (R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE Basic information | | Reaction |
| Product Name: | (R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE | | Synonyms: | CTH-(S)-P-PHOS;CTH-(R)-P-PHOS;(S)-(-)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE;(S)-(-)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3-BIPYRIDINE;(R)-P-PHOS;(S)-P-PHOS;(R)-(-)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE;(R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE | | CAS: | 221012-82-4 | | MF: | C38H34N2O4P2 | | MW: | 644.64 | | EINECS: | | | Product Categories: | | | Mol File: | 221012-82-4.mol |  |
| | (R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE Chemical Properties |
| Melting point | 261-265°C | | Boiling point | 686.1±55.0 °C(Predicted) | | storage temp. | under inert gas (nitrogen or Argon) at 2-8°C | | pka | -2.99±0.20(Predicted) | | form | Powder | | color | white to pale yellow | | optical activity | [α]20/D +98°, c = 1 in chloroform |
| Provider | Language |
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ALFA
| English |
| | (R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE Usage And Synthesis |
| Reaction |
- New class of highly effective chiral dipyridylphosphine ligands used in the asymmetric hydrogenation of 2-arylacrylic acids, β-ketoesters, aryl ketones, and α-dehydroamino acids.
- Ligand used in the Pd-catalyzed asymmetric bis-alkoxycarbonylation of styrene.
| | Chemical Properties | White solid | | Uses | Ligand employed in the asymmetic hydrogenation of ?-keto esters, 2-arylacrylates, aryl ketones , and other substrates. |
| | (R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE Preparation Products And Raw materials |
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