Cat. Name CAS. Structure Purity
M098953 Spiroisobenzofuran-1(3H),9-9Hxanthene-2-carboxylic 154306-60-2 Spiroisobenzofuran-1(3H),9-9Hxanthene-2-carboxylic acid, 6-(diethylamino)-3-oxo-, ethyl ester ≥ 95%