25038-81-7
Product Name:
POLY(PYROMELLITIC DIANHYDRIDE-CO-4,4'-OXYDIANILINE), AMIC ACID
Formula:
C22H14N2O7
Synonyms:
Polyamic acid;
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CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Amber to yellow transparent film; [Kaneka MSDS] |
|---|---|
| Chemical Classes | Plastics & Rubber -> Polymers |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention. |
COMPUTED DESCRIPTORS
| Molecular Weight | 418.4 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 9 |
| Rotatable Bond Count | 2 |
| Exact Mass | 418.08010079 g/mol |
| Monoisotopic Mass | 418.08010079 g/mol |
| Topological Polar Surface Area | 148 Ų |
| Heavy Atom Count | 31 |
| Formal Charge | 0 |
| Complexity | 511 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 2 |
| Compound Is Canonicalized | Yes |