Polyurethane Y-221 supplier | CasNO.32238-28-1

Name
Hexanedioic acid, polymer with 1,4-butanediol, 1,1-methylenebis4-isocyanatobenzene and 2,2-1,4-phenylenebis(oxy)bisethanol
EINECS
CAS No. 32238-28-1
Density g/cm³
Solubility
Melting Point
Formula (C₁₅H₁₀N₂O₂•C₁₀H₁₄O₄•C₆H₁₀O₄•C₄H₁₀O₂)_x
Boiling Point 373.4°Cat760mmHg
Molecular Weight 684.73006
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 NO_x.
Risk Codes
Molecular Structure
Hazard Symbols
Synonyms Hexanedioic acid, polymer with 1,4-butanediol, 1,1-methylenebis4-isocyanatobenzene and 2,2-1,4-phenylenebis(oxy)bisethanol;Diphenylmethane-4,4’-diisocyanate, hydroquinone bis(2-hydroxyethyl ether), 1,4-butanediol, adipic acid polymer
PSA 232.84000
LogP 4.10800

Polyurethane Y-221 Chemical Properties

Chemistry informtion about Polyurethane Y-221 (CAS NO.32238-28-1) is:
IUPAC Name: Butane-1,4-Diol; Hexanedioic Acid; 2-[4-(2-Hydroxyethoxy)Phenoxy]Ethanol; 1-Isocyanato-4-[(4-Isocyanatophenyl)Methyl]Benzene
Synonyms: Hexanedioic Acid, Polymer With 1,4-Butanediol, 1,1-Methylenebis4-Isocyanatobenzene And 2,2-1,4-Phenylenebis(Oxy)Bisethanol ; Diphenylmethane-4,4'-Diisocyanate, Hydroquinone Bis(2-Hydroxyethyl Ether), 1,4-Butanediol, Adipic Acid Polymer
MF: C₃₅H₄₄N₂O₁₂
MW: 684.730060 g/mol
Flash Point: 154 °C
Boiling Point: 373.4 °C at 760 mmHg
Vapour Pressure: 9.02E-06 mmHg at 25°C
Enthalpy of Vaporization: 62.06 kJ/mol
Following is the molecular structure of Polyurethane Y-221 (CAS NO.32238-28-1) is:

Polyurethane Y-221 Uses

Polyurethane Y-221 (CAS NO.32238-28-1) was widely used in high resiliency flexible foam seating, rigid foam insulation panels, microcellular foam seals and gaskets, durable elastomeric wheels and tires, automotive suspension bushings, electrical potting compounds, high performance adhesives and sealants, Spandex fibers, seals, gaskets, carpet underlay, and hard plastic parts.

Polyurethane Y-221 Consensus Reports

Reported in EPA TSCA Inventory.

Polyurethane Y-221 Safety Profile

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

Product Name

Hexanedioic acid, polymer with 1,4-butanediol, 1,1-methylenebis4-isocyanatobenzene and 2,2-1,4-phenylenebis(oxy)bisethanol

Polyurethane Y-221 Chemical Properties

Polyurethane Y-221 Uses

Polyurethane Y-221 Consensus Reports

Polyurethane Y-221 Safety Profile

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