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| Name |
Polyurethane Y-221 |
EINECS | N/A |
| CAS No. | 32238-28-1 | Density | g/cm3 |
| PSA | 232.84000 | LogP | 4.10800 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | (C15H10N2O2•C10H14O4•C6H10O4•C4H10O2)x | Boiling Point | 373.4°Cat760mmHg |
| Molecular Weight | 684.73006 | Flash Point | 154°C |
| Transport Information | N/A | Appearance | N/A |
| Safety | Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of CN− and NOx. | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| 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 |
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 NOx.
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