1H-Indole-5-carboxylic acid

CAS Registry Number®

1670-81-1
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CAS Name

1H-Indole-5-carboxylic acid

Molecular Formula

C9H7NO2

Molecular Mass

161.16

Cite this Page

1H-Indole-5-carboxylic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=1670-81-1 (retrieved 2024-04-25) (CAS RN: 1670-81-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    208-209 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C9H7NO2/c11-9(12)7-1-2-8-6(5-7)3-4-10-8/h1-5,10H,(H,11,12)

InChIKey

InChIKey=IENZCGNHSIMFJE-UHFFFAOYSA-N

SMILES

C(O)(=O)C=1C=C2C(=CC1)NC=C2

Canonical SMILES

O=C(O)C=1C=CC=2NC=CC2C1

Other Names for this Substance

  • 1H-Indole-5-carboxylic acid
  • Indole-5-carboxylic acid
  • 5-Carboxyindole
  • 1H-Indole-5-carboxylic acid

Deleted or Replaced CAS Registry Numbers

1669447-68-0

CAS INSIGHTSTM
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