Rhif CAS:4415-87-6 MF:C8H4O6 MW:196.11 Rhif EINECS:224-577-5 Cyfystyr:3a,3b,6a,6b-Tetrahydrocyclobuta[1,2-c:3,4-c']difuran-1,3,4,6-tetron;4,9-Dioxatricyclo[5.3.0.02,6]decane-3,5,8,10-tetron;Cyclobutane 1,2,3,4-asid tetracarboxylic 1,2:3,4-dianhydride;Dianhydride cyclobutane-1,2,3,4-tetracarboxylic ,98%;Dianhydride asid cyclobutane-1,2,3,4-tetracarboxylic;Dianhydride asid cyclobutane-1,2,3,4-tetracarboxylic (CBDA);Cyclobutane-1,2,3,4-tetracarboxylic