Synonyms: 3',6'-Diaminofluoran;3',6'-Fluorandiamine;BRN 0045341;Fluoran, 3',6'-diamino-;3',6'-Diaminospiro(isobenzofuran-1);3',6'-diamino-3h-spiro[2-benzofuran-1,9'-xanthen]-3-one;o-(6-Amino-3-imino-3H-xanthen-9-yl) benzoic acid;Benzoic acid, o-(b-amino-3-imino-3H-xanthen-9-yl)-;Spiro(isobenzofuran-1(3H),9'-xanthen)-3-one, 3',6'-diamino-;509-72-8;AC1L3QFY;AC1Q6MMV;AR-1E9944;LS-146193;0-19-00-00342 (Beilstein Handbook Reference);3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one