Acetic-formic anhydride

CAS Registry Number®

2258-42-6

CAS Name

Acetic-formic anhydride

Molecular Formula

C3H4O3

Molecular Mass

88.06

Cite this Page

Acetic-formic anhydride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=2258-42-6 (retrieved 2025-03-29) (CAS RN: 2258-42-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    38.0-38.5 °C @ Press: 39 Torr

  • Melting Point (2)

    122 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C3H4O3/c1-3(5)6-2-4/h2H,1H3

InChIKey

InChIKey=ORWKVZNEPHTCQE-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

O=COC(=O)C

Other Names for this Substance

  • Acetic acid, anhydride with formic acid
  • Formic-acetic anhydride
  • Formyl acetic anhydride
  • O-Formyl acetate
  • Acetyl formyl anhydride

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