POLYMER CLASS | Polyesters |
COMMON NAMES | Poly(caprolactone), Poly(6-hexanolactone) |
STRUCTURE BASED NAME | Poly(1,7-oxepan-2-one), Poly(oxy-1-oxohexamethylene) |
ACRONYMS | PCL |
CAS # | 24980-41-4 |
CurlySMILES | C{-}CCCCC(=O)O{n+} |
CAS # | 502-44-3 |
COMMON NAMES | ε-Caprolactone |
SMILES | O=C1CCCCCO1 |
Std. InChI | 1S/C6H10O2/c7-6-4-2-1-3-5-8-6/h1-5H2 |
Std. InChIKey | PAPBSGBWRJIAAV-UHFFFAOYSA-N |
STRUCTURE |
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PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 99.7 - 104.2 | 102.3 |
Density ρ | g mL-1 | 1.10 - 1.15 | 1.12 |
Solubility Parameter δ | MPa1/2 | 19.1 - 19.3 | 19.2 |
Molar Cohesive Energy Ecoh | J mol-1 | 37000 - 37700 | 37350 |
Glass Transition Temperature Tg | K | 208 - 213 | 207 |
Molar Heat Capacity Cp | J (mol K)-1 | 207 | |
Entanglement Molecular Weight Me | g mol-1 | ||
Index of Refraction n | none | 1.46 |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molecular Weight of Repeat unit | g mol-1 | 114.14 | |
Van-der-Waals Volume VvW | mL mol-1 | 66.48 | |
Molar Volume Vm | mL mol-1 | 100.2 - 102.4 | 101.3 |
Density ρ | g mL-1 | 1.11 - 1.14 | 1.13 |
Solubility Parameter δ | MPa1/2 | 18.6 - 19.8 | 19.2 |
Molar Cohesive Energy Ecoh | J mol-1 | 34600 - 39900 | 37500 |
Glass Transition Temperature Tg | K | 189 - 221 | 205 |
Molar Heat Capacity Cp | J (mol K)-1 | 202 - 223 | 220 |
Entanglement Molecular Weight Me | g mol-1 | 2200 - 2600 | 2400 |
Index of Refraction n | none | 1.47 - 1.49 | 1.48 |
Last updated: December 10, 2019