- Reductive addition of the benzenethiyl radical to alkynes by amine-mediated single electron transfer reaction to diphenyl disulfide.
Reductive addition of the benzenethiyl radical to alkynes by amine-mediated single electron transfer reaction to diphenyl disulfide.
Organic letters (2009-09-02)
Tsuyoshi Taniguchi, Tatsuya Fujii, Atsushi Idota, Hiroyuki Ishibashi
PMID19719181
ABSTRACT
Hydrothiolation of alkynes proceeds with diphenyl disulfide and tripropylamine. Amine-mediated single electron transfer to diphenyl disulfide can be proposed for the reaction mechanism. Applications of the method to radical cyclizations of eneyne compounds are also presented.
MATERIALS