(11BR, 11'BR)-4,4'-(9,9-DIMETHYL-9H-XAN&
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- $125 - $503.36
- Product name: (11BR, 11'BR)-4,4'-(9,9-DIMETHYL-9H-XAN&
- CAS: 349114-63-2
- MF: C55H36O5P2
- MW: 838.82
- EINECS:
- MDL Number:MFCD09842740
- Synonyms:(11BR, 11'BR)-4,4'-(9,9-DIMETHYL-9H-XAN&;(11bR,11μbR)-4,4μ-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1μ, 2μ-f][1,3,2]dioxaphosphepin;R, R-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-, (11bR,11'bR)-
3 prices
Selected condition：
Brand
- American Custom Chemicals Corporation
- Sigma-Aldrich
Package
- 5MG
- 100mg
- 500mg
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberCCH0031381
- Product description(11bR,11′bR)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′, 2′-f][1,3,2]dioxaphosphepin 95.00%
- Packaging5MG
- Price$503.36
- Updated2021-12-16
- Buy
- ManufacturerSigma-Aldrich
- Product number682977
- Product description(11bR,11′bR)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′, 2′-f][1,3,2]dioxaphosphepin
- Packaging100mg
- Price$125
- Updated2024-03-01
- Buy
- ManufacturerSigma-Aldrich
- Product number682977
- Product description(11bR,11′bR)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′, 2′-f][1,3,2]dioxaphosphepin
- Packaging500mg
- Price$400
- Updated2023-01-07
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| American Custom Chemicals Corporation | CCH0031381 | (11bR,11′bR)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′, 2′-f][1,3,2]dioxaphosphepin 95.00% | 5MG | $503.36 | 2021-12-16 | Buy |
| Sigma-Aldrich | 682977 | (11bR,11′bR)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′, 2′-f][1,3,2]dioxaphosphepin | 100mg | $125 | 2024-03-01 | Buy |
| Sigma-Aldrich | 682977 | (11bR,11′bR)-4,4′-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis-dinaphtho[2,1-d:1′, 2′-f][1,3,2]dioxaphosphepin | 500mg | $400 | 2023-01-07 | Buy |
Properties
Melting point :198-217 °C
optical activity :[α]22/D +270°, c = 1 in chloroform
optical activity :[α]22/D +270°, 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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