5-Ethyl-1H-pyrazole-3-carboxylic acid

CAS Registry Number®

4027-59-2
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CAS Name

5-Ethyl-1H-pyrazole-3-carboxylic acid

Molecular Formula

C6H8N2O2

Molecular Mass

140.14

Cite this Page

5-Ethyl-1H-pyrazole-3-carboxylic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=4027-59-2 (retrieved 2024-05-04) (CAS RN: 4027-59-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    189-192.5 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C6H8N2O2/c1-2-4-3-5(6(9)10)8-7-4/h3H,2H2,1H3,(H,7,8)(H,9,10)

InChIKey

InChIKey=WCQYJWRMYFJLRQ-UHFFFAOYSA-N

SMILES

C(O)(=O)C=1C=C(CC)NN1

Canonical SMILES

O=C(O)C1=NNC(=C1)CC

Other Names for this Substance

  • 1H-Pyrazole-3-carboxylic acid, 5-ethyl-
  • Pyrazole-3-carboxylic acid, 5-ethyl-
  • Pyrazole-3(or 5)-carboxylic acid, 5(or 3)-ethyl-
  • 5-Ethyl-1H-pyrazole-3-carboxylic acid
  • 5-Ethyl-3-pyrazolecarboxylic acid

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Deleted or Replaced CAS Registry Numbers

393512-46-4, 949034-30-4, 1636885-62-5, 2725956-32-9

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