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Key Documents

220027

Sigma-Aldrich

3-Indolepropionic acid

ReagentPlus®, 99%

Synonym(s):

3-(3-Indolyl)propanoic acid, IPA, Indole-3-propionic acid, NSC 3252, NSC 47831

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About This Item

Empirical Formula (Hill Notation):
C11H11NO2
CAS Number:
Molecular Weight:
189.21
Beilstein:
147733
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

product line

ReagentPlus®

Assay

99%

form

powder

mp

134-135 °C (lit.)

solubility

ethanol: soluble 50 mg/mL, clear, yellow to orange

functional group

carboxylic acid

SMILES string

OC(=O)CCc1c[nH]c2ccccc12

InChI

1S/C11H11NO2/c13-11(14)6-5-8-7-12-10-4-2-1-3-9(8)10/h1-4,7,12H,5-6H2,(H,13,14)

InChI key

GOLXRNDWAUTYKT-UHFFFAOYSA-N

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General description

3-Indolepropionic acid is an effective inhibitor of aggregation of misfolded β-amyloid protein (Abeta). Three-component one-pot procedure has been reported to assemble 3-indolepropionic acids.

Application

Reactant for preparation of:
  • Fluorescent analogues of strigolactones
  • Anti-tumor agents
  • Melanocortin receptors ligands
  • Immunosuppressive agents
  • Iinhibitors of hepatitis C virus
  • Histamine H4 receptor agonists
  • NR2B/NMDA receptor antagonists
  • CB1 Antagonist for the treatment of obesity
  • Antibacterial agents
  • Inhibitor of TGF-β receptor binding

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Mauro F A Adamo et al.
Organic letters, 9(2), 303-305 (2007-01-16)
A three-component one-pot procedure (3-MC) was developed to assemble 3-indolepropionic acids from commercially available materials. This new methodology affords the title compounds in high yields and without the use of chromatography. [reaction: see text].
Xun Cheng et al.
Analytical chemistry, 77(21), 7012-7015 (2005-11-01)
Alzheimer's disease is the most common cause of the loss of cognitive function among the elderly, and the aggregation and deposition of misfolded beta-amyloid protein (Abeta) contribute to this progressive central nervous system decline. Therefore, compounds that inhibit or even
F Mandelbaum-Shavit et al.
Antimicrobial agents and chemotherapy, 35(12), 2526-2530 (1991-12-01)
Indole-3-propionic acid (IPA), a phytohormone derivative, is a potent inhibitor of growth of Legionella pneumophila cultivated extracellularly in a chemically defined hypotonic medium and intracellularly in human monocytes. The inhibitory activity turns into bactericidal activity with increasing concentrations. The susceptibility
Bojana Savić et al.
Plant & cell physiology, 50(9), 1587-1599 (2009-07-16)
Two auxin amidohydrolases, BrIAR3 and BrILL2, from Chinese cabbage [Brassica rapa L. ssp. pekinensis (Lour.) Hanelt] were produced by heterologous expression in Escherichia coli, purified, and screened for activity towards N-(indol-3-ylacetyl)-L-alanine (IAA-Ala) and the long-chain auxin-amino acid conjugates, N-[3-(indol-3-yl)propionyl]-L-alanine (IPA-Ala)
Katja Zuther et al.
Molecular microbiology, 68(1), 152-172 (2008-03-04)
Tryptophan is a precursor for many biologically active secondary metabolites. We have investigated the origin of indole pigments first described in the pityriasis versicolor-associated fungus Malassezia furfur. Some of the identified indole pigments have properties potentially explaining characteristics of the

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