BTDA CAS: 2421-28-5 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride
Short Description:
| Product Name | 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride |
| Abbreviation | BTDA |
| Cas No. | 2421-28-5 |
| Appearance | |
| Purity | ≥98% |
| Metal Ion | |
| Molecular formula |  |
Product Name 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride
Abbreviation BTDA
Cas No. 2421-28-5
Purity ≥98%
BTDA is a brownish brown crystalline powder. The melting point of this substance is 218.67 ° C and it decomposes at 360 ° C. The spontaneous combustion temperature is very high and no flammability was observed. The density of this substance is 1.545Chemicalbook2g/ml, and the vapor pressure is 6.53E-011Pa. This substance is slightly soluble in water, with a logPow of 3.3. The application of BTDA as an intermediate in the industrial sector for the manufacturing of plastic products or fine chemicals.
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