Journal article
A new family of cinchona-derived amino phosphine precatalysts: application to the highly enantio- and diastereoselective silver-catalyzed isocyanoacetate aldol reaction.
- Abstract:
- A new class of readily accessible chiral amino-phosphine precatalysts derived from 9-amino(9-deoxy) epicinchona alkaloids has been developed. In combination with Ag(I) salts, these amino-phosphines performed as effective cooperative Brønsted base/Lewis acid catalysts in the asymmetric aldol reaction of isocyanoacetate nucleophiles. Under optimal conditions, high diastereoselectivities (up to 98%) and enantioselectivities (up to 98%) were obtained.
- Publication status:
- Published
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- Publisher copy:
- 10.1021/ja110534g
Authors
- Journal:
- Journal of the American Chemical Society More from this journal
- Volume:
- 133
- Issue:
- 6
- Pages:
- 1710-1713
- Publication date:
- 2011-02-01
- DOI:
- EISSN:
-
1520-5126
- ISSN:
-
0002-7863
- Language:
-
English
- Keywords:
- Pubs id:
-
pubs:112552
- UUID:
-
uuid:07f1fb2c-c5ff-4308-84c5-31e4ab668865
- Local pid:
-
pubs:112552
- Source identifiers:
-
112552
- Deposit date:
-
2012-12-19
- ARK identifier:
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- Copyright date:
- 2011
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