(11BS, 11'BS)-4,4'-(9,9-DIMETHYL-9H-XAN&
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- $123 - $396
- Product name: (11BS, 11'BS)-4,4'-(9,9-DIMETHYL-9H-XAN&
- CAS: 349114-57-4
- MF: C55H36O5P2
- MW: 838.82
- EINECS:
- MDL Number:MFCD09842740
- Synonyms:(11BS, 11'BS)-4,4'-(9,9-DIMETHYL-9H-XAN&;(11bS,11μbS)-4,4μ-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1μ,2μ-f][1,3,2]dioxaphosphepin;S,S-Reetz X-Diphosphonite;Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 4,4'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis-, (11bS,11'bS)-
2 prices
Selected condition：
Brand
- Sigma-Aldrich
Package
- 100mg
- 500mg
- ManufacturerSigma-Aldrich
- Product number682869
- Product description(11bS,11′bS)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin
- Packaging100mg
- Price$123
- Updated2023-06-20
- Buy
- ManufacturerSigma-Aldrich
- Product number682869
- Product description(11bS,11′bS)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin
- Packaging500mg
- Price$396
- Updated2023-01-07
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| Sigma-Aldrich | 682869 | (11bS,11′bS)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin | 100mg | $123 | 2023-06-20 | Buy |
| Sigma-Aldrich | 682869 | (11bS,11′bS)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin | 500mg | $396 | 2023-01-07 | Buy |
Properties
Melting point :195-207 °C (dec.)
optical activity :[α]22/D -245°, c = 1 in chloroform
optical activity :[α]22/D -245°, c = 1 in chloroform
Safety Information
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Description
This diphosphonite ligand has been successfully employed in Noyori-type asymmetric transfer hydrogenation of prochiral ketones.More related product prices
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