POLYMER CLASS | Polystyrenes |
COMMON NAMES | Poly(3-methylstyrene) |
STRUCTURE BASED NAME | Poly[1-(3-methylphenyl)ethane-1,2-diyl], Poly(3-methylphenylethylene) |
ACRONYMS | |
CAS # | |
CurlySMILES | C{-}C{n+}(c1cc(C)ccc1) |
CAS # | 100-80-1 |
COMMON NAMES | 3-Methylstyrene |
SMILES | C=Cc1cccc(c1)C |
Std. InChI | 1S/C9H10/c1-3-9-6-4-5-8(2)7-9/h3-7H,1H2,2H3 |
Std. InChIKey | JZHGRUMIRATHIU-UHFFFAOYSA-N |
STRUCTURE |
![]() |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 115.0 | |
Density ρ | g mL-1 | 1.03 | |
Solubility Parameter δ | MPa1/2 | 18.4 - 19.3 | 18.8 |
Molar Cohesive Energy Ecoh | J mol-1 | 39800 - 43800 | 40800 |
Glass Transition Temperature Tg | K | 370 | |
Molar Heat Capacity Cp | J (mol K)-1 | ||
Entanglement Molecular Weight Me | g mol-1 | ||
Index of Refraction n | none |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molecular Weight of Repeat unit | g mol-1 | 118.18 | |
Van-der-Waals Volume VvW | mL mol-1 | 76.41 | |
Molar Volume Vm | mL mol-1 | 115.2 - 122.0 | 117.5 |
Density ρ | g mL-1 | 0.97 - 1.03 | 1.01 |
Solubility Parameter δ | MPa1/2 | 17.7 - 18.8 | 18.5 |
Molar Cohesive Energy Ecoh | J mol-1 | 38300 - 40900 | 39400 |
Glass Transition Temperature Tg | K | 387 - 400 | 393 |
Molar Heat Capacity Cp | J (mol K)-1 | 149 - 160 | 154 |
Entanglement Molecular Weight Me | g mol-1 | 16000 - 21000 | 19000 |
Index of Refraction n | none | 1.56 - 1.58 | 1.56 |