trans-2-Dodecenal and 2-Methyl-1, 4-Quinone Produced by a Millipede

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Science  01 May 1964:
Vol. 144, Issue 3618, pp. 540-541
DOI: 10.1126/science.144.3618.540


An aldehyde, trans-2-dodecenal, heretofore known only from plants, has been identified in the defensive secretion of the spiroboloid millipede Rhinocricus insulatus. A second component, 2-methyl-1,4-quinone, was previously known from the secretion of related millipedes.