Synonyms: Propanoic acid, 2-methyl-, 2,4,5,6,7,7a-hexahydro-4,7-methano-1H-inden-5(or 6)-yl ester;2,4,5,6,7,7a-Hexahydro-4,7-methano-1H-inden-5(or 6)-yl isobutyrate;Dicyclopentadiene isobutyrate;2,4,5,6,7,7a-hexahydro-1H-4,7-methanoinden-5-yl 2-methylpropanoate