Agent Name | BTDA |
---|---|
Alternative Name | 3,3`,4,4`-Benzophenonetetracarboxylic dianhydride |
CAS Number | 2421-28-5 |
Formula | C17-H6-O7 |
Major Category | Plastics & Rubber |
Synonyms | 3,3`,4,4`-Benzophenonetetracarboxylic dianhydride; 3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3',4,4'-Tetracarboxybenzophenone dianhydride; 4,4'-Carbonylbis(phthalic anhydride); 4,4'-Carbonyldiphthalic anhydride; 4,4'-Diphthalic anhydride ketone; Benzophenonetetracarboxylic acid anhydride; Benzophenonetetracarboxylic acid dianhydride; Benzophenonetetracarboxylic anhydride; Benzophenonetetracarboxylic dianhydride; 1,3-Isobenzofurandione, 5,5'-carbonylbis-; Benzophenone-3,3':4,4'-tetracarboxylic dianhydride; Phthalic anhydride, 4,4'-carbonyldi-; [ChemIDplus] |
Category | Acid Anhydrides, Cyclic |
Description | Light yellow powder; [Alfa Aesar MSDS] |
Sources/Uses | A curing agent for epoxy resins; [ChemFinder] |
Comments | A skin sensitizer; [Quick CPC] An irritant that may cause severe eye irritation; [Alfa Aesar MSDS] See "ACID ANHYDRIDES." |
Adverse Effects | |
Skin Sensitizer | Yes |
Links to Other NLM Databases | |
Toxicity Information | |
Chemical Information | |
Related Information in HazMap | |
Diseases | Occupational diseases associated with exposure to this agent: |
Processes | Industrial Processes with risk of exposure: |