3,4-Dichloro-5-hydroxy-2(5H)-furanone

CAS Registry Number®

766-40-5
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CAS Name

3,4-Dichloro-5-hydroxy-2(5H)-furanone

Molecular Formula

C4H2Cl2O3

Molecular Mass

168.96

Cite this Page

3,4-Dichloro-5-hydroxy-2(5H)-furanone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=766-40-5 (retrieved 2024-08-13) (CAS RN: 766-40-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    127 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H2Cl2O3/c5-1-2(6)4(8)9-3(1)7/h3,7H

InChIKey

InChIKey=ZAKLKBFCSHJIRI-UHFFFAOYSA-N

SMILES

ClC1=C(Cl)C(=O)OC1O

Canonical SMILES

O=C1OC(O)C(Cl)=C1Cl

Other Names for this Substance

  • 2(5H)-Furanone, 3,4-dichloro-5-hydroxy-
  • Crotonic acid, 2,3-dichloro-4,4-dihydroxy-, γ-lactone
  • 3,4-Dichloro-5-hydroxy-2(5H)-furanone
  • Mucochloric acid lactone
  • NSC 179787

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Deleted or Replaced CAS Registry Numbers

88405-86-1