6-Fluoro-2-methyl-quinoline-4-carboxylic acid 6-fluoro-2-methyl-4-quinolinecarboxylic acid 6-fluoro-2-methylquinoline-4-carboxylic acid 716-03-0 CAS 716-03-0

Purity 97%+In StockPharmaceutical Standards
CAS No.716-03-0
Molecular FormulaC11H8FNO2
Molecular Weight205.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-Fluoro-2-methyl-quinoline-4-carboxylic acid
6-fluoro-2-methyl-4-quinolinecarboxylic acid
6-fluoro-2-methylquinoline-4-carboxylic acid
716-03-0 CAS 716-03-0 chemical structure

Description

The occurrence of 6-Fluoro-2-methyl-quinoline-4-carboxylic acid 6-fluoro-2-methyl-4-quinolinecarboxylic acid 6-fluoro-2-methylquinoline-4-carboxylic acid 716-03-0 is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

6-Fluoro-2-methyl-quinoline-4-carboxylic acid 6-fluoro-2-methyl-4-quinolinecarboxylic acid 6-fluoro-2-methylquinoline-4-carboxylic acid 716-03-0 (CAS 716-03-0), molecular formula C11H8FNO2 and molecular weight 205.19 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 6-Fluoro-2-methyl-quinoline-4-carboxylic acid 6-fluoro-2-methyl-4-quinolinecarboxylic acid 6-fluoro-2-methylquinoline-4-carboxylic acid 716-03-0 is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 205.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC11H8FNO2
Molecular Weight205.19 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentF-containing
Nitrogen Atoms1

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