87256-39-1Relevant academic research and scientific papers
HIGHLY REGIO- AND STEREOSELECTIVE RING-OPENING REACTION OF γ-ALKENYL-γ-BUTYROLACTONES USING ALLYLSILANES-TRIMETHYLOXONIUM SALT TO AFFORD METHYL (E)-4,8-ALKADIENOATES
Fujisawa, Tamotsu,Kawashima, Masatoshi,Ando, Shogo
, p. 3213 - 3216 (2007/10/02)
γ-Alkenyl-γ-butyrolactones reacted regio- and stereoselectively with allyltrimethylsilanes in the presence of trimethyloxonium tetrafluoroborate to afford methyl (E)-4,8-alkadienoates in high yields.Synthetic utility of the present reaction was demonstrated by the synthesis of β-sinensal.
NEW SYNTHETIC METHOD OF (Z)-4-ALKENOIC ACIDS USING RING-OPENING REACTION OF (Z)-4-HEXENOLIDE WITH ORGANOCOPPER REAGENT
Fujisawa, Tamotsu,Umezu, Kazuto,Kawashima, Masatoshi
, p. 1795 - 1798 (2007/10/02)
(Z)-4-Hexenolide reacted regioselectively with diorganocuprates to give (Z)-4-alkenoic acids in high yields.Synthetic utility was demonstrated by the convenient synthesis of cis-jasmone.
