Noun
bisalkene (plural bisalkenes)
(organic chemistry) Any compound, especially a symmetric dimer, containing two alkene groups
Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich
In the case of cavity bisalkene 75, a single isomer was obtained with two equivalents of isobenzofuran 72, each reacting stereospecifically with a cyclobutene-1,2-diester group to produce the symmetrical product 76.