Journal article
Conjugate addition of organocopper reagents to gamma-alkoxybutenolides and application to the synthesis of non-racemic alkyl cyclopentenones.
- Abstract:
- Simple organocopper reagents are shown to undergo anti-stereoselective 1,4-addition to menthyloxy-substituted lactone 1 in the presence of BF3.OEt2; the Lewis acid causes partial epimerisation of the acetal centre after conjugate addition. Enolate alkylation of the adducts leads to di- and trisubstituted lactones that are converted, in favourable cases, into di- and trisubstituted cyclopentenones.
- Publication status:
- Published
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Authors
- Journal:
- Organic and biomolecular chemistry More from this journal
- Volume:
- 2
- Issue:
- 20
- Pages:
- 2988-2997
- Publication date:
- 2004-10-01
- DOI:
- EISSN:
-
1477-0539
- ISSN:
-
1477-0520
- Language:
-
English
- Keywords:
- Pubs id:
-
pubs:55231
- UUID:
-
uuid:469f7b15-b499-42ed-9949-e1898aab5075
- Local pid:
-
pubs:55231
- Source identifiers:
-
55231
- Deposit date:
-
2012-12-19
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- Copyright date:
- 2004
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