| POLYMER CLASS | Polynitrile |
| COMMON NAMES | Poly(methacrylonitrile) |
| STRUCTURE BASED NAME | Poly(1-cyano-1-methylethylene), Poly(2-cyanopropene) |
| ACRONYMS | |
| CAS # | 25067-61-2 |
| CurlySMILES | C{-}C{n+}(C#N)(C) |
| CAS # | 126-98-7 |
| COMMON NAMES | 2-Cyanopropene (Methylacrylonitrile) |
| SMILES | CC(=C)C#N |
| Std. InChI | 1S/C4H5N/c1-4(2)3-5/h1H2,2H3 |
| Std. InChIKey | GYCMBHHDWRMZGG-UHFFFAOYSA-N |
| STRUCTURE |
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| PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
| Molar Volume Vm | mL mol-1 | 59.4 - 61.0 | 60.2 |
| Density ρ | g mL-1 | 1.10 - 1.13 | 1.11 |
| Solubility Parameter δ | MPa1/2 | 21.3 - 26.3 | 22.9 |
| Molar Cohesive Energy Ecoh | J mol-1 | 28000 - 42800 | 31600 |
| Glass Transition Temperature Tg | K | 383 - 393 | 388 |
| Molar Heat Capacity Cp | J (mol K)-1 | ||
| Entanglement Molecular Weight Me | g mol-1 | ||
| Index of Refraction n | none | 1.52 - 1.59 | 1.56 |
| PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
| Molecular Weight of Repeat unit | g mol-1 | 67.09 | |
| Van-der-Waals Volume VvW | mL mol-1 | 42.78 | |
| Molar Volume Vm | mL mol-1 | 60.8 - 63.7 | 61.8 |
| Density ρ | g mL-1 | 1.05 - 1.10 | 1.09 |
| Solubility Parameter δ | MPa1/2 | 21.4 - 26.3 | 23.3 |
| Molar Cohesive Energy Ecoh | J mol-1 | 29200 - 42100 | 33700 |
| Glass Transition Temperature Tg | K | 383 | |
| Molar Heat Capacity Cp | J (mol K)-1 | 86 - 101 | 91 |
| Entanglement Molecular Weight Me | g mol-1 | 8200 - 14000 | 10300 |
| Index of Refraction n | none | 1.50 - 1.56 | 1.53 |