Formic acid

CAS Registry Number®

64-18-6

CAS Name

Formic acid

Molecular Formula

CH2O2

Molecular Mass

46.03

Cite this Page

Formic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=64-18-6 (retrieved 2024-11-24) (CAS RN: 64-18-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    100.5 °C

  • Melting Point (1)

    8.4 °C

  • Density (1)

    1.220 g/cm³ @ Temp: 20 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/CH2O2/c2-1-3/h1H,(H,2,3)

InChIKey

InChIKey=BDAGIHXWWSANSR-UHFFFAOYSA-N

SMILES

C(O)=O

Canonical SMILES

O=CO

Other Names for this Substance

  • Formic acid
  • Aminic acid
  • Formylic acid
  • Hydrogen carboxylic acid
  • Methanoic acid

View All

Deleted or Replaced CAS Registry Numbers

8006-93-7, 82069-14-5, 1016316-60-1, 67382-92-7