Scheme 1. Terpene Degradation Products Identified via the GC–MS Analysis.
1, Methacrolein; 2, methyl vinyl ketone; 3, hydroxyacetone; 4, 3-methylfuran; 5, 2-methylnapthalene; 6, 1,3-butadiene; 7, 1-methylcyclohexa-1,4-diene; 8, benzene. These and other related products were produced from pure samples of each of limonene, linalool, and myrcene.