methylhexahydrophthalic anhydride;methyl hexahydrophthalic anhydride (MHHPA);hexahydromethylphthalic anhydride;methyl-1,2-cyclohexanedicarboxylic anhydride mixture of isomers;1,3-Isobenzofurandione, hexahydromethyl-;METHYLAEXAHYDROPHTHALIC ANHYDRIDE(MIXTURE OF 3-AND 4-);1. Methyl Hexahydrophthalic Anhydride (MHHPA);3-Isobenzofurandione, hexahydromethyl-1;hexahydromethyl-3-isobenzofurandione;Methylcyclohexane-1,2-dicarboxylic anhydride;1-Methylhexahydrophthalic Anhydride;4-Methyl-1,2-cyclohexanedicarboxylic anhydride;Methylhexahydrophthalic anhydride（MHHPA）;1,3-Isobenzofurandione,hexahydromethyl;Methylhexahydrophtha;methylcyclohexane-1，2-dicarboxylicanhydride；meHHPA；methylexahydrophthalicanhydrlic。