Indole-6-carboxylic acid Chemical Properties

Melting point:

249-253 °C(lit.)

Boiling point:

287.44°C (rough estimate)

Density 

1.2480 (rough estimate)

refractive index 

1.5050 (estimate)

storage temp. 

Keep in dark place,Sealed in dry,Room Temperature

pka

4.44±0.30(Predicted)

form 

Powder

color 

Yellow-beige to orange-brown

BRN 

123991

InChI

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

InChIKey

GHTDODSYDCPOCW-UHFFFAOYSA-N

SMILES

N1C2=C(C=CC(C(O)=O)=C2)C=C1

CAS DataBase Reference

1670-82-2(CAS DataBase Reference)

Safety Information

Hazard Codes 

Xn,Xi

Risk Statements 

36/37/38-21/22-20/21/22-51-36-22

Safety Statements 

22-24/25-37/39-26

WGK Germany 

3

Hazard Note 

Irritant

HS Code 

29339900

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

Indole-6-carboxylic acid Usage And Synthesis

Chemical Properties

yellow-beige to orange-brown powder

Uses

• ;Reactant for preparation of D-glutamic acid-based inhibitors of E. coli MurD ligase1• ;Reactant for preparation of indolylindazoles and indolylpyrazolopyridines as interleukin-2 inducible T cell kinase inhibitors2• ;Reactant for preparation of amide conjugates with ketoprofen, as inhibitors of Gli1-mediated transcription in Hedgehog pathway3• ;Reactant for preparation of piperazine-bisamide analogs as human growth hormone secretagogue receptor antagonists for treatment of obesity4• ;Reactant for preparation of pyridinyl carboxylates via esterification with chlorohyd

Uses

Reactant for preparation of D-glutamic acid-based inhibitors of E. coli MurD ligase ? Reactant for preparation of indolylindazoles and indolylpyrazolopyridines as interleukin-2 inducible T cell kinase inhibitors ? Reactant for preparation of amide conju

Uses

• Reactant for preparation of D-glutamic acid-based inhibitors of E. coli MurD ligase
• Reactant for preparation of indolylindazoles and indolylpyrazolopyridines as interleukin-2 inducible T cell kinase inhibitors
• Reactant for preparation of amide conjugates with ketoprofen, as inhibitors of Gli1-mediated transcription in Hedgehog pathway
• Reactant for preparation of piperazine-bisamide analogs as human growth hormone secretagogue receptor antagonists for treatment of obesity
• Reactant for preparation of pyridinyl carboxylates via esterification with chlorohydroxypyridine as SARS-CoV 3CL proinhibitors
• Reactant for preparation of (indolecarbonyl)-D-phenylglycinamide amides as factor Xa inhibitors

Synthesis Reference(s)

Journal of Medicinal Chemistry, 35, p. 2419, 1992 DOI: 10.1021/jm00091a010

Indole-6-carboxylic acid(1670-82-2)Related Product Information

• Indole
• Indometacin
• Indole-3-butyric acid
• Methyl indole-6-carboxylate
• Indole-3-acetic acid
• 6-ETHOXYCARBONYLINDOLE-2-CARBOXYLIC ACID ETHYL ESTER
• Methyl indole-3-carboxylate
• Indole-5-carboxylic acid
• Indole-3-carboxaldehyde
• Indoline-2-carboxylic acid
• Methyl indole-4-carboxylate
• 6-Cyanoindole
• 1H-INDAZOLE-5-CARBONITRILE
• Indazole-4-boronic acid, hydrochloride
• Indole-4-boronic acid
• Methyl 3-cyanoindole-4-carboxylate
• 3-formyl-1H-Indole-4-carboxylic acid methyl ester
• Indole-2-carboxylic acid