Tetrahedron Letters p. 3111 - 3112 (1980)
Update date:2022-09-26
Topics:
Holmes, Andrew B.
Jones, Graham E.
Lithium trimethylsilylbutadiyn (2) is alkylated by primary alkyl halides in THF-HMPA or via the ethylenediamine complex (4) in THF-DMSO to give the title compounds (3) in good yield.
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(1964)
