Acetic anhydride

CAS Registry Number®

108-24-7

CAS Name

Acetic anhydride

Molecular Formula

C4H6O3

Molecular Mass

102.09

Cite this Page

Acetic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=108-24-7 (retrieved 2024-12-10) (CAS RN: 108-24-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    139.5 °C
  • Melting Point (1)

    -73 °C
  • Density (1)

    1.082 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/C4H6O3/c1-3(5)7-4(2)6/h1-2H3

InChIKey

InChIKey=WFDIJRYMOXRFFG-UHFFFAOYSA-N

SMILES

O(C(C)=O)C(C)=O

Canonical SMILES

O=C(OC(=O)C)C

Other Names for this Substance

  • Acetic acid, 1,1′-anhydride
  • Acetic anhydride
  • Acetic acid, anhydride
  • Acetic oxide
  • Acetyl oxide

CAS INSIGHTSTM
Abstract molecules design, Atoms, Medical background