ChemInform Abstract: Model Studies of the Overall 5-endo-trig Iodocyclization of Homoallylic Alcohols.
โ Scribed by Simon B. Bedford; Kathryn E. Bell; Frank Bennett; Christopher J. Hayes; David W. Knight; Duncan E. Shaw
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 30 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0931-7597
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โฆ Synopsis
Model Studies of the Overall 5-endo-trig Iodocyclization of Homoallylic Alcohols.
-The title reaction proceeds efficiently and stereoselectively in anhydrous MeCN. The iodine in products (II) can be replaced by hydroxy, acetoxy or azide groups [cf. furan derivative (VII)]. -
๐ SIMILAR VOLUMES
Silicon Effect Favoring the Formation of a Cyclopentene via Palladium-Catalyzed 5-endo-trig Cyclization. -A silyl group at the proper position can drive Pd-catalyzed cyclizations to the 5-endo-trig process. Thus, the allylic acetate (I) provides the cyclopentene (II), whereas the corresponding regi