Pyridazine

CAS Registry Number®

289-80-5

CAS Name

Pyridazine

Molecular Formula

C4H4N2

Molecular Mass

80.09

Cite this Page

Pyridazine.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=289-80-5 (retrieved 2025-03-28) (CAS RN: 289-80-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    207.4 °C

  • Melting Point (2)

    -8 °C

  • Density (3)

    1.103 g/cm³ (liquid)

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H4N2/c1-2-4-6-5-3-1/h1-4H

InChIKey

InChIKey=PBMFSQRYOILNGV-UHFFFAOYSA-N

SMILES

C=1C=CN=NC1

Canonical SMILES

N=1N=CC=CC1

Other Names for this Substance

  • Pyridazine
  • 1,2-Diazabenzene
  • 1,2-Diazine
  • o-Diazine
  • NSC 90792

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