| Company Name: |
J & K SCIENTIFIC LTD.
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| Tel: |
010-82848833 400-666-7788 |
| Email: |
jkinfo@jkchemical.com |
| Products Intro: |
Product Name:(S)-(-)-5,5',6,6'-Tetramethyl-3,3'-di-t-butyl-1,1'-biphenyl-2,2'-diol, 99% (S)-BIPHEN H2
CAS:205927-03-3
Purity:99% Package:100mg;2g;500mg
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| Company Name: |
Alfa Aesar
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| Tel: |
400-6106006 |
| Email: |
saleschina@alfa-asia.com |
| Products Intro: |
Product Name:(S)-(-)-3,3'-Di-tert-butyl-5,5',6,6'-tetraMethylbiphenyl-2,2'-diol, 99%
CAS:205927-03-3
Package:250Mg Remarks:H27342
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| | (S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL Basic information | | Reaction |
| Product Name: | (S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL | | Synonyms: | (R) BIPHEN H2;(S)-3,3'-Di-tert-butyl-5,5',6,6'-tetramethylbiphenyl-2,2'-
diol, 99%e.e.;(R)-(+)-BIPHEN H2;(R)-(+)-5,5',6,6'-TETRAMETHYL-3,3'-DI-T-BUTYL-1,1'-BIPHENYL-2,2'-DIOL;(R)-(+)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL;RACEMIC-5,5',6,6'-TETRAMETHYL-3,3'-DI-T-BUTYL-1,1'-BIPHENYL-2,2'-DIOL;RAC-3,3'-DI-T-BUTYL-5,5',6,6'-TETRAMETHYL-1,1'-BIPHENYL-2,2'-DIOL;(S) BIPHEN H2 | | CAS: | 205927-03-3 | | MF: | C24H34O2 | | MW: | 354.53 | | EINECS: | | | Product Categories: | BIPHEN Series;Chiral Oxygen;Asymmetric Synthesis;Chiral Catalysts, Ligands, and Reagents;Other Chiral Ligands | | Mol File: | 205927-03-3.mol |  |
| | (S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL Chemical Properties |
| Melting point | 170-174 °C | | Boiling point | 420.8±45.0 °C(Predicted) | | alpha | -78° (c 0.352, THF) | | density | 1.012±0.06 g/cm3(Predicted) | | storage temp. | 2-8°C | | pka | 10.95±0.50(Predicted) | | form | Powder | | color | white | | optical activity | [α]20/D -83±3°, c = 0.4 in THF |
| | (S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL Usage And Synthesis |
| Reaction | The new Schrock-Hoveyda, chiral molybdenum catalyst can effect various modes of enantioselective olefin metathesis with excellent selectivity.
| | General Description | (S)-5,5′,6,6′-Tetramethyl-3,3′-di-tert-butyl-1,1′-biphenyl-2,2′-diol, a biphenyl chiral ligand is used to prepare mono- and bidentate phosphites applicable as catalysts in the hydroformylation of allyl cyanide, heterocyclic olefins, and asymmetric hydrogenation of dimethyl itaconate. |
| | (S)-(-)-5,5',6,6'-TETRAMETHYL-3,3'-DI-TERT-BUTYL-1,1'-BIPHENYL-2,2'-DIOL Preparation Products And Raw materials |
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