7-Ethoxy-4-hydroxy-6-nitroquinoline-3-carbonitrile CAS 214476-08-1

Purity 97%+In StockPharmaceutical Standards
CAS No.214476-08-1
Molecular FormulaC12H9N3O4
Molecular Weight259.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Ethoxy-4-hydroxy-6-nitroquinoline-3-carbonitrile CAS 214476-08-1 chemical structure

Description

The occurrence of 7-Ethoxy-4-hydroxy-6-nitroquinoline-3-carbonitrile is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 7-Ethoxy-4-hydroxy-6-nitroquinoline-3-carbonitrile (CAS 214476-08-1), a certified reference material (molecular formula C12H9N3O4, MW 259.22 g/mol) for analytical method development and quality control.

7-Ethoxy-4-hydroxy-6-nitroquinoline-3-carbonitrile (C12H9N3O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 7-Ethoxy-4-hydroxy-6-nitroquinoline-3-carbonitrile 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 FormulaC12H9N3O4
Molecular Weight259.22 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2018
Nitrogen Atoms3

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