Synthesis p. 307 - 311 (1995)
Update date:2022-07-30
Topics:
Demchuk
Lazareva
Lindeman
Khrustalyov
Struchkov
Ismagilov
Troyansky
Nikishin
Starting from mercaptoacetic acid esters of 1,2- or 1,3-diols and substituted acetylenes 12- and 13-membered sulfur-containing lactones as 1:1 adducts were synthesised in yields up to 48%. The mechanism of this homolytic reaction, which is initiated by the tripropylborane/oxygen system, includes generation of thiyl radicals and their addition to the triple bond of alkynes.
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