3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5
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Keywords
2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5
Quick Details
- Appearance:White Powder
- Application:Pharmaceutical intermediates
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- ProductionCapacity:20000|Kilogram|Day
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3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5
Details:
| 3,3',4,4'-Benzophenonetetracarboxylic dianhydride Basic information |
| Product Name: | 3,3',4,4'-Benzophenonetetracarboxylic dianhydride |
| Synonyms: | 3-Isobenzofurandione,5,5’-carbonylbis-1;4,4'-Carbonylbis[phthalic anhydride];4,4'-Diphthalic anhydride ketone;5,5’-carbonylbis-3-isobenzofurandione;Benzophenonetetracarboxylic acid anhydride;Benzophenonetetracarboxylic anhydride;NOTAVAILABLE;Phthalic anhydride, 4,4'-carbonyldi- |
| 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 |
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| 3,3',4,4'-Benzophenonetetracarboxylic dianhydride Chemical Properties |
| Melting point | 218-222 °C(lit.) |
| Boiling point | 320°C 5mm |
| density | 1,57 g/cm3 |
| vapor density | 1.4 (vs air) |
| vapor pressure | <0.1 mm Hg ( 0 °C) |
| refractive index | 1.6380 (estimate) |
| Fp | 324 °C |
| solubility | DMF: 0.1 g/mL, clear |
| form | Needles or Crystalline Powder |
| color | Off-white to brown |
| explosive limit | 16% |
| Water Solubility | REACTS |
| Sensitive | Moisture Sensitive |
| λmax | 580nm(CH3CN)(lit.) |
| Sublimation | 220-230 ºC |
| BRN | 761777 |
| InChIKey | VQVIHDPBMFABCQ-UHFFFAOYSA-N |
| NIST Chemistry Reference | Bis-(3-phthalyl anhydride) ketone(2421-28-5) |
| EPA Substance Registry System | 1,3-Isobenzofurandione, 5,5'-carbonylbis-(2421-28-5) |
| Safety Information |
| Hazard Codes | Xi |
| Risk Statements | 36/37 |
| Safety Statements | 25 |
| WGK Germany | 1 |
| F | 21 |
| Autoignition Temperature | 975 °F |
| TSCA | Yes |
| HS Code | 29183000 |
3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5
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