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Substance Name: 2-Butynoic acid
RN: 590-93-2
InChIKey: LUEHNHVFDCZTGL-UHFFFAOYSA-N

Molecular Formula

  • C4-H4-O2

Molecular Weight

  • 84.0736
 
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Names and Synonyms

Name of Substance

  • 2-Butynoic acid

Synonyms

  • 1-Propynecarboxylic acid
  • 2-Butynoic acid
  • 3-Methylpropiolic acid
  • EINECS 209-695-7
  • NSC 174116

Systematic Names

  • 2-Butynoic acid
  • Tetrolic acid (8CI)

Registry Numbers

CAS Registry Number

  • 590-93-2

System Generated Number

  • 0000590932

Structure Descriptors

InChI

1S/C4H4O2/c1-2-3-4(5)6/h1H3,(H,5,6)

InChIKey

LUEHNHVFDCZTGL-UHFFFAOYSA-N

Smiles

O=C(O)C#CC

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 78 deg C   EXP
Boiling Point 203 deg C   EXP
log P (octanol-water) 0.350 (none)   EST
Atmospheric OH Rate Constant 1.01E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.