Sex pheromone of pink bollworm, Pectinophora gossypiella (Saunders): Hummel et al., Science 181, 873 (1973). Isoln and prepn of 1:1 mixture of (Z,Z) and (Z,E) isomers: B. A. Bierl et al., J. Econ. Entomol. 67, 211 (1974). Improved prepn: R. J. Anderson, C. A. Hendrick, US 3919329 (1975 to Zoecon); eidem, J. Am. Chem. Soc. 97, 4327 (1975). Stereoselective synthesis of isomers: K. Mori et al., Agric. Biol. Chem. 38, 1551 (1974); eidem, Tetrahedron 31, 1846 (1975); H. Su, P. G. Mahany, J. Econ. Entomol. 67, 319 (1974); H. J. Bestmann et al., Tetrahedron Lett. 1976, 353; J. M. Muchowski, M. C. Venuti, J. Org. Chem. 46, 459 (1981). Activity of isomers: H. M. Flint et al., Environ. Entomol. 6, 274 (1977). Degradn: R. D. Henson, ibid. 821.