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2-(5-oxo-2-furylidene)acetic acid

2-(5-oxo-2-furylidene)acetic acid structure

CAS No.: 3374-46-7

Chemical Name:: 2-(5-oxo-2-furylidene)acetic acid

Synonyms: cis-dienelactone;2-(5-oxo-2-furylidene)acetic acid;cis-4-carboxymethylenebut-2-en-4-olide;Acetic acid, 2-(5-oxo-2(5H)-furanylidene)-

CBNumber:: CB01456114

Molecular Formula:: C6H4O4

Molecular Weight:: 140.09

MDL Number:

MOL File:: 3374-46-7.mol

Last updated:2023-05-04 17:34:37

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2-(5-oxo-2-furylidene)acetic acid Properties

Melting point	228-230 °C
Boiling point	336.1±35.0 °C(Predicted)
Density	1.721±0.06 g/cm3(Predicted)
pka	2.28±0.41(Predicted)

2-(5-oxo-2-furylidene)acetic acid Chemical Properties,Uses,Production

Definition

ChEBI: 4-carboxymethylenebut-2-en-4-olide is a butenolide having a carboxymethylene group at the 4-position. It is a conjugate acid of a 4-carboxylatomethylenebut-2-en-4-olide.

2-(5-oxo-2-furylidene)acetic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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2-(5-oxo-2-furylidene)acetic acid cis-4-carboxymethylenebut-2-en-4-olide cis-dienelactone Acetic acid, 2-(5-oxo-2(5H)-furanylidene)- 3374-46-7