Product Name

  • Name

    Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol and 1,1-methylenebis4-isocyanatobenzene

  • EINECS
  • CAS No. 27083-55-2
  • Density g/cm3
  • Solubility
  • Melting Point 180 °C
  • Formula (C15H10N2O2•C6H10O4•C4H10O2•C2H6O2)x
  • Boiling Point 373.4°Cat760mmHg
  • Molecular Weight 548.58214
  • Flash Point 154°C
  • Transport Information
  • Appearance
  • Safety Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of CN− and NOx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 27083-55-2 (Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol and 1,1-methylenebis4-isocyanatobenzene)
  • Hazard Symbols
  • Synonyms Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol and 1,1-methylenebis4-isocyanatobenzene;Adipic acid, ethylene glycol, 1,4-butanediol, p,p’-diphenylmethane diisocyanate polymer
  • PSA 214.38000
  • LogP 2.65020

Polyurethane Y-290 Chemical Properties

Product Name: Polyurethane Y-290 (CAS NO.27083-55-2)


Molecular Formula:  C27H36N2O10 
Molecular Weight: 548.5821g/mol
Mol File: 27083-55-2.mol
Boiling point: 373.4 °C at 760 mmHg
Flash Point: 154 °C
Enthalpy of Vaporization: 62.06 kJ/mol
Vapour Pressure: 9.02E-06 mmHg at 25°C
H-Bond Donor: 6
H-Bond Acceptor: 12
Structure Descriptors of Polyurethane Y-290 (CAS NO.27083-55-2):
  IUPAC Name: butane-1,4-diol; ethane-1,2-diol; hexanedioic acid;1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
  Canonical SMILES: C1=CC(=CC=C1CC2=CC=C(C=C2)N=C=O)N=C=O.C(CCC(=O)O)CC(=O)O.C(CCO)CO.C(CO)O
  InChI: InChI=1S/C15H10N2O2.C6H10O4.C4H10O2.C2H6O2/c18-10-16-14-5-1-12(2-6-14)9-13-3-7-15(8-4-13)17-11-19;7-5(8)3-1-2-4-6(9)10;5-3-1-2-4-6;3-1-2-4/h1-8H,9H2;1-4H2,(H,7,8)(H,9,10);5-6H,1-4H2;3-4H,1-2H2 
  InChIKey: JQMXDQWOHHBPHB-UHFFFAOYSA-N

Polyurethane Y-290 Consensus Reports

Reported in EPA TSCA Inventory.

Polyurethane Y-290 Safety Profile

Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of CN− and NOx.

Polyurethane Y-290 Specification

 Polyurethane Y-290 ,its CAS NO. is 27083-55-2,the synonyms is Adipic acid, ethylene glycol, 1,4-butanediol, p,p'-diphenylmethane diisocyanate polymer ; Bis(4-isocyanatophenyl)methane, polymer with adipic acid, 1,4-butanediol, and ethylene glycol ; Diphenylmethane, 4,4'-diisocyanate, adipic acid, 1,4-butanediol, ethylene glycol polymer ; E6 ; Ethylene glycol, adipic acid, 1,4-butanediol, 4,4'-methylenediphenylene isocyanate polymer ; Methylenebis(4-phenylisocyanate), adipic acid, ethylene glycol, 1,4-butylene glycol polymer ; PPE 201 ; Poly(ethylene-tetramethylene adipate) glycol, polyurethane with methylenedi-p-phenylene isocyanate .

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