Journal article
Convergent and stereoselective synthesis of trisubstituted E-alkenyl bromides and iodides via beta-oxido phosphonium ylides.
- Abstract:
- β-Oxido phosphonium ylides, generated in situ from aldehydes and Wittig reagents [alkylidene(triphenyl)phosphoranes, other than ethylidene(triphenyl)phosphorane], react readily with electrophilic halogen sources to form predominantly or exclusively E-bromo- or iodosubstituted alkenes. The stereochemical outcome on halogenation is remarkably sensitive to alkylidene size [ethylidene(triphenyl)phosphorane is highly Z-selective]. Copyright © 2008 American Chemical Society.
- Publication status:
- Published
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Authors
- Journal:
- Journal of the American Chemical Society More from this journal
- Volume:
- 130
- Issue:
- 49
- Pages:
- 16500-16501
- Publication date:
- 2008-12-01
- DOI:
- EISSN:
-
1520-5126
- ISSN:
-
0002-7863
- Language:
-
English
- Pubs id:
-
pubs:34500
- UUID:
-
uuid:c2ab800d-c0ad-4c68-9685-c366b14a8508
- Local pid:
-
pubs:34500
- Source identifiers:
-
34500
- Deposit date:
-
2012-12-19
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- Copyright date:
- 2008
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