p-Phenylene diisocyanate

CAS Registry Number®

104-49-4

CAS Name

p-Phenylene diisocyanate

Molecular Formula

C8H4N2O2

Molecular Mass

160.13

Cite this Page

p-Phenylene diisocyanate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=104-49-4 (retrieved 2024-11-28) (CAS RN: 104-49-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    124-125 °C @ Press: 10 Torr

  • Melting Point (2)

    93-94 °C (sublm)

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C8H4N2O2/c11-5-9-7-1-2-8(4-3-7)10-6-12/h1-4H

InChIKey

InChIKey=ALQLPWJFHRMHIU-UHFFFAOYSA-N

SMILES

N(=C=O)C1=CC=C(N=C=O)C=C1

Canonical SMILES

O=C=NC1=CC=C(N=C=O)C=C1

Other Names for this Substance

  • Benzene, 1,4-diisocyanato-
  • Isocyanic acid, p-phenylene ester
  • Hydroquinone, diisocyanate
  • 1,4-Diisocyanatobenzene
  • p-Phenylene diisocyanate

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Deleted or Replaced CAS Registry Numbers

51807-23-9

CAS INSIGHTSTM
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