Structure via PubChem · Public domain (PubChem)
Chemical data
- Formula
- C4H4O2
- Molecular weight
- 84.07 g/mol
- IUPAC name
- but-2-ynoic acid
- SMILES
- CC#CC(=O)O
- InChIKey
- LUEHNHVFDCZTGL-UHFFFAOYSA-N
- XLogP
- 0.8
- Polar surface area
- 37.3 Ų
- H-bond donors
- 1
- H-bond acceptors
- 2
- Formal charge
- 0
via PubChem
Wikidata facts
- Subclass of
- chemical compound
- Mass
- 84.021129368
- Image
- Tetrolic acid (2-butynoic acid) crystals.jpg
Show 4 more facts
- Commons category
- Tetrolic acid
- canonical SMILES
- CC#CC(=O)O
- melting point
- 77.0
- chemical formula
- C₄H₄O₂
via Wikidata · CC0