3-(5-Methoxy-1H-indol-1-yl)propanoic acid CAS 18108-87-7

Purity 97%+In StockPharmaceutical Standards
CAS No.18108-87-7
Molecular FormulaC12H13NO3
Molecular Weight219.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(5-Methoxy-1H-indol-1-yl)propanoic acid CAS 18108-87-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 219.24 g/mol gives 3-(5-Methoxy-1H-indol-1-yl)propanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-(5-Methoxy-1H-indol-1-yl)propanoic acid (CAS 18108-87-7), molecular formula C12H13NO3 and molecular weight 219.24 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 3-(5-Methoxy-1H-indol-1-yl)propanoic acid (C12H13NO3) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 3-(5-Methoxy-1H-indol-1-yl)propanoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC12H13NO3
Molecular Weight219.24 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962
Nitrogen Atoms1

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