3,3',4,4'-Benzophenonetetracarboxylic Dianhydride

 Located in Zhengdong New District, Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is comprehensive high-tech modern enterprises integrating professional R&D, production and sales.  Strong technical force, with a long-term professional development team engaging in the fine chemicals, Henan Allgreen Chemical Co.,Ltd is mainly engaged in development and customized of organic electronic chemical materials, metal catalysts, phosphorus ligands, medical intermediate , chemical reagent and other fine chemical products.We have multifunctional production conditions and could offer high quality products from grams to kilograms and tons. In addition, we absorb new technology actively from colleges and also have established good relations of cooperation with Huazhong University of Science and Technology ,Henan Institute of Engineering and some other well-known domestic enterprises.  Our products have been exported to Japan, South Korea, Europe, America and other countries and regions, well received by customers.        

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Product Name:	3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Synonyms:	1,3-Isobenzofurandione, 5,5'-carbonylbis-;3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride;3,3',4,4'-Tetracarboxybenzophenone dianhydride;3,3’,4,4’-benzophenonetetracarboxylicaciddianhydride;3-Isobenzofurandione,5,5’-carbonylbis-1;4,4'-Carbonylbis[phthalic anhydride];4,4'-Diphthalic anhydride ketone;5,5’-carbonylbis-3-isobenzofurandione
CAS:	2421-28-5
MF:	C17H6O7
MW:	322.23
EINECS:	219-348-1
Product Categories:	pharmacetical;Aromatic Tetracarboxylic Dianhydrides (for High-Performance Polymer Research);Benzophenones (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis, pharmaceutical intermediates;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis, functional materials
Mol File:	2421-28-5.mol