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Stereoselective synthesis of α-alkylidene- and substituted alkylidene-γ-lactones

✍ Scribed by Jakub Častulı́k; Ctibor Mazal

Book ID
108379674
Publisher
Elsevier Science
Year
2000
Tongue
French
Weight
116 KB
Volume
41
Category
Article
ISSN
0040-4039

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## Abstract 1‐Trimethylsilyl‐1,3‐diyne derived trans‐bis(trimethylstannyl) enynes undergo stepwise transmetallation with methyllithium to furnish the corresponding enynyllithium reagents. The application, in various orders, of a sequence of transmetallation‐protonation‐alkylation‐hydroxyalkylation‐