POLYMER CLASS | Polyurethane |
COMMON NAMES | Poly[(tetraethylene glycol)-alt-(1,6-hexamethylene diisocyanate)], Hexamethylene diisocyanate / Tetraethylene glycol |
STRUCTURE BASED NAME | Poly[tetra(oxyethylene)oxycarbonyliminohexamethyleneiminocarbonyl)] |
ACRONYMS | PEG 200 - HMDI |
CAS # | |
CurlySMILES | O{-}CCOCCOCCOCCOC(=O)NCCCCCCNC{n+}(=O) |
CAS # | 112-60-7.133394-59-9 |
COMMON NAMES | Tetraethylene glycol + 1,6-Hexamethylene diisocyanate |
SMILES | OCCOCCOCCOCCO.O=C=NCCCCCCN=C=O |
Std. InChI | 1S/C8H18O5/c9-1-3-11-5-7-13-8-6-12-4-2-10/h9-10H,1-8H2.1S/C8H12N2O2/c11-7-9-5-3-1-2-4-6-10-8-12/h1-6H2 |
Std. InChIKey | UWHCKJMYHZGTIT-UHFFFAOYSA-N.RRAMGCGOFNQTLD-UHFFFAOYSA-N |
STRUCTURE |
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PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 298 | |
Density ρ | g mL-1 | 1.22 | |
Solubility Parameter δ | MPa1/2 | ||
Molar Cohesive Energy Ecoh | J mol-1 | ||
Glass Transition Temperature Tg | K | 258 | |
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 | 362.42 | |
Van-der-Waals Volume VvW | mL mol-1 | 192.4 | |
Molar Volume Vm | mL mol-1 | 293 - 307 | 300 |
Density ρ | g mL-1 | 1.18 -2.24 | 2.21 |
Solubility Parameter δ | MPa1/2 | 22.6 - 23.1 | 22.8 |
Molar Cohesive Energy Ecoh | J mol-1 | 153000 - 160000 | 156000 |
Glass Transition Temperature Tg | K | 252 - 271 | 262 |
Molar Heat Capacity Cp | J (mol K)-1 | 745 | |
Entanglement Molecular Weight Me | g mol-1 | ||
Index of Refraction n | none | 1.51 |
Last updated: February 1, 2017