... Volume: Page: ... reduced with hydrogen over a palladium catalyst to form, respectively, meso-cis-1,2-dimethylcyclohexane (8) and the ... with dimethylcyclohexenes, employed a 2.3-m × 6.4-mm 20% β,β'-oxydipropionitrile (ODPN) on Chromasorb P-NAW column at ...