Cyanic acid

CAS Registry Number®

420-05-3

CAS Name

Cyanic acid

Molecular Formula

CHNO

Molecular Mass

43.02

Cite this Page

Cyanic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=420-05-3 (retrieved 2025-03-28) (CAS RN: 420-05-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    23.5 °C

  • Melting Point (2)

    -86 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/CHNO/c2-1-3/h3H

InChIKey

InChIKey=XLJMAIOERFSOGZ-UHFFFAOYSA-N

SMILES

C(#N)O

Canonical SMILES

N#CO

Other Names for this Substance

  • Cyanic acid
  • Hydrogen cyanate

CAS INSIGHTSTM
A hexagon honeycomb pattern featuring icons representing Data Fabric Analytics, Antennas, Construction, DNA, and Sustainability Bamboo. Each hexagon contains a distinct symbol related to its theme, arranged in a visually appealing and interconnected design.