Synonyms:
(3a alpha,4beta,7beta,7a alpha)-(+/-)-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1(3h)-one ; 3-hydroxymethyl-5-norbornene-2-carboxylic acid lacton ; 3-hydroxymethyl-5-norbornene-2-carboxylic acid ; (3a alpha,4beta,7beta,7a alpha)-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1(3h)-one ; (3ar,4r,7s,7as)-rel-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1(3h)-one ; 3-hydroxymethyl-5-norbornene-2-carboxylic acid lactone