Abstract
A house fly attracting substance, referred to as D3 in the preceeding paper, 1) was identified with 1, 3-diolein.
Among the related compounds, 1- and 2-monoolein and α, ω-glycol monooleate with the formula: CH3(CH2)7CH=CH(CH2)7COO(CH2)nOH (n_??_6), were found to have activities ten times that of 1.3-diolein.