Ethyl 4,6-dibromo-1H-indole-2-carboxylate CAS 704909-87-5

Purity 97%+In StockPharmaceutical Standards
CAS No.704909-87-5
Molecular FormulaC11H9Br2NO2
Molecular Weight347.00 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 4,6-dibromo-1H-indole-2-carboxylate CAS 704909-87-5 chemical structure

Description

The occurrence of Ethyl 4,6-dibromo-1H-indole-2-carboxylate is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Ethyl 4,6-dibromo-1H-indole-2-carboxylate (CAS 704909-87-5), molecular formula C11H9Br2NO2 and molecular weight 347.00 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of Ethyl 4,6-dibromo-1H-indole-2-carboxylate (C11H9Br2NO2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. 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 presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 Ethyl 4,6-dibromo-1H-indole-2-carboxylate 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 FormulaC11H9Br2NO2
Molecular Weight347.00 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Halogen ContentBr-containing
Nitrogen Atoms1

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