4,5,6,7-四氢-1,3-异苯并呋喃二酮;转位四氢苯酐;3,4,5,6-四氢苯酐;四氢邻苯二甲酸酐[含马来酐＞0.05%];四氢酞酐;3,4,5,6-四氢苯甲酸酐;3,4,5,6-四氢苯二甲酸酐;
3,4,5,6-Tetrahydrophthalic anhydride
1,3-Isobenzofurandione, 4,5,6,7-tetrahydro-;3,4,5,6-tetrahydrophthalicacidanhydride;4,5,6,7-Tetrahydro-1,3-isobenzofurandione;4,5,6,7-Tetrahydro-2-benzofuran-1,3-dione;CYCLOHEXENE-1,2-DICARBOXYLIC ANHYDRIDE;1-CYCLOHEXENE-1,2-DICARBOXYLIC ANHYDRIDE;3,4,5,6-THPA;3,4,5,6-TETRAHYDROPHTHALIC ANHYDRIDE
