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A Versatile Preparation of α,β-Unsaturated Lactones from Homoallylic Alcohols

✍ Scribed by Keck, Gary E.; Li, Xiang-Yi; Knutson, Chad E.

Book ID
120452236
Publisher
American Chemical Society
Year
1999
Tongue
English
Weight
55 KB
Volume
1
Category
Article
ISSN
1523-7060

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Preparation of chiral propargylic alcoho
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✍ Jiong Chun; Hoe-Sup Byun; Robert Bittman 📂 Article 📅 2002 🏛 Elsevier Science 🌐 French ⚖ 143 KB

A series of chiral propargylic alcohols with high enantiomeric excess was prepared by asymmetric dihydroxylation of a,b-unsaturated esters, conversion of the diols to 4-(chloromethyl)-1,3-dioxolane intermediates, and base-induced elimination.