... , and petitgrain oil. There are three isomers, alpha-, beta-, and gamma-terpineol, the last two differing only by the location ... usually a mixture of these isomers with alpha-terpineol as the major constituent.Terpineol has a pleasant odor similar to lilac and ... widely used for Solvent for ethylcellulose, Plasticizer for Epoxy resin, Fragrance. Application: It's suitable for making up lilac perfumed ...