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M14935

Sigma-Aldrich

5-Methoxy-3-indoleacetic acid

98%

Synonym(s):

2-(5-Methoxy-3-indolyl)acetic acid

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About This Item

Empirical Formula (Hill Notation):
C11H11NO3
CAS Number:
3471-31-6
Molecular Weight:
205.21
Beilstein:
187161
EC Number:
222-438-3
MDL number:
MFCD00005638
UNSPSC Code:
12352100
PubChem Substance ID:
24896651
NACRES:
NA.22

Assay

98%

mp

145-148 °C (dec.) (lit.)

SMILES string

COc1ccc2[nH]cc(CC(O)=O)c2c1

InChI

1S/C11H11NO3/c1-15-8-2-3-10-9(5-8)7(6-12-10)4-11(13)14/h2-3,5-6,12H,4H2,1H3,(H,13,14)

InChI key

COCNDHOPIHDTHK-UHFFFAOYSA-N

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Application

  • Reactant for preparation of aryloxybenzothiazoles as inhibitors of NO production
  • Reactant for preparation of transcription inhibitors of novel Gli1 as antitumor agents
  • Reactant for preparation of indole derivatives as NR2B/NMDA receptor antagonists
  • Reactant for preparation of indolyl esters and amides related to indomethacin as selective COX-2 inhibitors
  • Reactant for preparation of quinoline salicylic acid series of P-selectin antagonists
  • Reactant for preparation of prostaglandin D2 receptor antagonists

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Indole ≥99%

Sigma-Aldrich

I3408

Indole

P Li et al.
Biochemical and biophysical research communications, 239(1), 353-356 (1997-11-05)
Endogenous 5-methoxytryptamine (5MT) and its biosynthetic oxidation product, 5-methoxyindole-3-acetic acid (5MIAA), were successfully identified and measured in the retina of the rat and quail by gas chromatography/electron-capture negative ion chemical ionization mass spectrometry (GC/EC-NICI-MS). In the rat retina, diurnal rhythms
Satoshi Furukawa et al.
The Journal of toxicological sciences, 30(3), 165-174 (2005-09-06)
Indole-3-acetic acid (IAA), a natural auxin, induces microencephaly in rats exposed to IAA during gestation days (Days) 12-14, corresponding to the early stage of cerebral cortex development. The purpose of this study was to examine the effects of 5 IAA
V E Ooi et al.
Journal of pineal research, 7(4), 315-324 (1989-01-01)
The effects of late-afternoon injections of melatonin (MEL), 5-methoxytryptamine (MTN), 5-methoxytryptophol (MTOL), and 5-methoxyindole-3-acetic acid (MIAA) on testicular and seminal vesicular histology in the golden hamster were examined. MEL, MTN, and MTOL injections caused a reduction in the diameters of
L A Bondarenko et al.
Biulleten' eksperimental'noi biologii i meditsiny, 110(8), 150-151 (1990-08-01)
5-day morning injections to pubertal male rats of polypeptide epithalamin preparation obtained from cattle epiphysis, in dose of 0.25 mg/100 g body mass induced the increase of serotonin epiphyseal concentration night peak, N-acetylserotonin and melatonin and didn't produce any essential
A A Levchuk et al.
Biulleten' eksperimental'noi biologii i meditsiny, 104(7), 77-79 (1987-07-01)
A comparative study of the effect produced by endogenous carcinogens (p-hydroxyphenyllactic and 5-methoxyindole-3-acetic acids) and their non-cancerogenic analogues on lipid peroxidation in vitro and in vivo was performed. It has been found that cancerogenic tyrosine and serotonin metabolites, unlike their
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