2-Butynoic acid

• Formula: C₄H₄O₂
• Molecular weight: 84.0734
• IUPAC Standard InChI: InChI=1S/C4H4O2/c1-2-3-4(5)6/h1H3,(H,5,6) Copy

  
• IUPAC Standard InChIKey: LUEHNHVFDCZTGL-UHFFFAOYSA-N Copy
• CAS Registry Number: 590-93-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Tetrolic acid; 1-Propynecarboxylic acid; 3-Methylpropiolic acid
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• Other data available:
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• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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