Structure via PubChem · Public domain (PubChem)
squaric acid
Sign in to saveAlso known as 3,4-dihydroxy-3-cyclobutene-1,2-dione, 1,2-dioxo-3,4-dihydroxycyclobut-3-ene, 1,2-dioxo-3,4-dihydroxycyclobutene, quadratic acid, 1,2-diketo-3,4-dihydroxycyclobutene
chemical compound
Chemical data
- Formula
- C4H2O4
- Molecular weight
- 114.06 g/mol
- IUPAC name
- 3,4-dihydroxycyclobut-3-ene-1,2-dione
- SMILES
- C1(=C(C(=O)C1=O)O)O
- InChIKey
- PWEBUXCTKOWPCW-UHFFFAOYSA-N
- XLogP
- -0.7
- Polar surface area
- 74.6 Ų
- H-bond donors
- 2
- H-bond acceptors
- 4
- Formal charge
- 0
via PubChem
Wikidata facts
- Has part
- oxygen
- Named after
- square
- Followed by
- croconic acid
- Mass
- 113.995
Show 4 more facts
- chemical formula
- C₄H₂O₄
- Commons category
- Squaric acid
- canonical SMILES
- C1(=C(C(=O)C1=O)O)O
- has characteristic
- vinylogy
via Wikidata · CC0