129084-86-2Relevant academic research and scientific papers
ALKYLATIVE LACTONIZATION OF γ,δ-UNSATURATED ESTERS WITH α-CHLORO SULFIDES. A CONCISE SYNTHESIS OF THE MONOTERPENE LACTONE FROM CHRYSANTHEMUM FLOSCULOSUM L.
Ishibashi, Hiroyuki,Nakatani, Hiroshi,So, Taru Su,Fujita, Toyokazu,Ikeda, Masazumi
, p. 215 - 218 (2007/10/02)
The γ,δ-unsaturated ester 1, on being treated with α-chloro sulfides 2 in the presence of SnCl4, underwent an alkylative lactonization to give the δ-lactones 3.This method was applied to the synthesis of the monoterpene lactone 4 isolated from Chrysanthem
