Cas no 4128-73-8 (4,4'-Bis(isocyanatophenyl)oxide)

4,4'-Bis(isocyanatophenyl)oxide structure
4128-73-8 structure
Product Name:4,4'-Bis(isocyanatophenyl)oxide
CAS No:4128-73-8
MF:C14H8N2O3
MW:252.22492313385
CID:820784
PubChem ID:61332
Update Time:2025-04-19

4,4'-Bis(isocyanatophenyl)oxide Chemical and Physical Properties

Names and Identifiers

    • 4,4’-Oxybis(phenyl isocyanate)
    • 1-isocyanato-4-(4-isocyanatophenoxy)benzene
    • 4,4-Oxybis(Phenyl Isocyanate)
    • 4,4'-Diisocyanatodiphenyl ether
    • 4,4'-Diisocyanatodiphenyl oxide
    • OXYBIS(4-PHENYL ISOCYANATE)
    • SCHEMBL50333
    • 4,4'-BIS(ISOCYANATOPHENYL)OXIDE
    • 4128-73-8
    • 4,4'-DIISOCYANATO(1,1'-OXYBISBENZENE)
    • NS00007548
    • 4,4'-Oxybis(phenyl isocyanate)
    • Benzene, 1,1'-oxybis(4-isocyanato-
    • MFCD00216648
    • OXYBIS(1,4-PHENYLENE)DIISOCYANATE
    • FY74W1G2FI
    • 4,4'-Diisocyanatodiphenyl ether [Diisocyanates]
    • J164.788A
    • DTXCID4024937
    • 4,4'-Oxybis(phenyl isocyanate), 96%
    • ISOCYANIC ACID, OXYDI-P-PHENYLENE ESTER
    • 1,1'-OXYBIS(4-ISOCYANATOBENZENE)
    • di(isocyanatophenyl)ether
    • 4,4'-Oxybis(isocyanatobenzene)
    • STK369677
    • AKOS005445451
    • UNII-FY74W1G2FI
    • DTXSID6044937
    • Q27278286
    • Benzene, 1,1'-oxybis[4-isocyanato-
    • 4,4'-Bis(isocyanatophenyl)oxide
    • MDL: MFCD00216648
    • Inchi: 1S/C14H8N2O3/c17-9-15-11-1-5-13(6-2-11)19-14-7-3-12(4-8-14)16-10-18/h1-8H
    • InChI Key: KDLIYVDINLSKGR-UHFFFAOYSA-N
    • SMILES: O(C1C=CC(=CC=1)N=C=O)C1C=CC(=CC=1)N=C=O

Computed Properties

  • Exact Mass: 252.05300
  • Monoisotopic Mass: 252.05349212g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 5
  • Heavy Atom Count: 19
  • Rotatable Bond Count: 4
  • Complexity: 334
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 5.1
  • Topological Polar Surface Area: 68.1?2

Experimental Properties

  • Color/Form: White crystalline solid
  • Density: 1.2700 (rough estimate)
  • Melting Point: 64-68?°C(lit.)
  • Boiling Point: 196?°C5?mm Hg(lit.)
  • Flash Point: 160.0±18.2 °C
  • Refractive Index: 1.5910 (estimate)
  • PSA: 68.09000
  • LogP: 3.41350
  • Solubility: Not determined
  • Vapor Pressure: 0.0±0.8 mmHg at 25°C

4,4'-Bis(isocyanatophenyl)oxide Security Information

4,4'-Bis(isocyanatophenyl)oxide Customs Data

  • HS CODE:2929109000
  • Customs Data:

    China Customs Code:

    2929109000

    Overview:

    2929109000. Other isocyanates. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

4,4'-Bis(isocyanatophenyl)oxide Pricemore >>

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