... medicine 3,ISO9001:2008 CERTIFICATE GENERAL DESCRIPTION & APPLICATIONS Cymene, or p-cymene, is a naturally occurring aromatic organic compound. Cymene is ... , and m-cymene, in which they are meta-substituted. p-Cymene is the only natural isomer.Cymene has been widely ... used as solvent, applied to synthetic resin, p-phthalic acid, cresylol and intermediate to dyestuff, perfume, medicine ...