POLYMER CLASS | Polyamide |
COMMON NAMES | Polyamide 6-9, Poly(hexamethylene azelamide) |
STRUCTURE BASED NAME | Poly(iminoazelaoyliminohexane-1,6-diyl), Poly(iminohexamethyleneiminoazelaoyl) |
ACRONYMS | PA6-9, Nylon 6,9 |
CAS # | 28757-63-3 |
CurlySMILES | N{-}C(=O)CCCCCCCC(=O)NCCCCCC{n+} |
CAS # | |
COMMON NAMES | Azelaic Acid, Hexanediamine |
SMILES | OC(=O)CCCCCCCC(=O)O.NCCCCCCN |
Std. InChI | 1S/C9H16O4/c10-8(11)6-4-2-1-3-5-7-9(12)13/h1-7H2,(H,10,11)(H,12,13).InChI=1S/C6H16N2/c7-5-3-1-2-4-6-8/h1-8H2 |
Std. InChIKey | BDJRBEYXGGNYIS-UHFFFAOYSA-N.NAQMVNRVTILPCV-UHFFFAOYSA-N |
STRUCTURE |
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PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 249 | |
Density ρ | g mL-1 | 1.08 | |
Solubility Parameter δ | MPa1/2 | ||
Molar Cohesive Energy Ecoh | J mol-1 | ||
Glass Transition Temperature Tg | K | 331 - 333 | 332 |
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 | 268.4 | |
Van-der-Waals Volume VvW | mL mol-1 | 168.5 | |
Molar Volume Vm | mL mol-1 | 258 -263 | 260 |
Density ρ | g mL-1 | 1.02 - 1.04 | 1.03 |
Solubility Parameter δ | MPa1/2 | 22.3 - 24.6 | 23.5 |
Molar Cohesive Energy Ecoh | J mol-1 | 129000 - 156000 | 144000 |
Glass Transition Temperature Tg | K | 320 - 331 | 325 |
Molar Heat Capacity Cp | J (mol K)-1 | 403.5 - 424 | 416 (s) |
Entanglement Molecular Weight Me | g mol-1 | 1500 - 2800 | 2100 |
Index of Refraction n | none | 1.50 - 1.51 | 1.51 |
Last updated: November 7, 2018