(1alpha(E),2beta)-1-(2,6,6-Trimethylcyclohex-3-en-1-yl)but-2-en-1-one (E)-1-(2beta,6,6-Trimethyl-3-cyclohexen-1alpha-yl)-2-butene-1-one 2-Buten-1-one, 1-((1R,2S)-2,6,6-trimethyl-3-cyclohexen-1-yl)-, (2E)-rel- 2-Buten-1-one, 1-(2,6,6-trimethyl-3-cyclohexen-1-yl)-, (1alpha(E),2beta)- 71048-82-3 EINECS 275-156-8