Major component of sex pheromone of female spodoptera litura (F.) and Egyptian cotton leafworm, S. littoralis (Boisd.). Isoln and prepn: Y. Tamaki et al., Appl. Entomol. Zool. 8, 200 (1973); B. F. Nesbitt et al., Nature New Biol. 244, 208 (1973). Prepn: T. Yushimo et al., DE 2406259 (1974 to Natl. Inst. Agr. Sci.), C.A. 82, 97681b (1975). Stereoselective synthesis: D. R. Hall et al., Chem. Ind. (London) 1975, 216; G. Goto et al., Chem. Lett. 1975, 103; G. Decodts et al., Synthesis 7, 510 (1979). Activity studies in presence of minor component, (Z,E)-9,12-tetradecadien-1-ol acetate: S. Neumark et al., Environ. Lett. 6, 219 (1974); Y. Tamaki, T. Yushima et al., J. Insect Physiol. 20, 1005 (1974); M. Kehat et al., Appl. Entomol. Zool. 11, 45 (1976).