Methyl 6-amino-5-cyano-2-{[(3-cyano-6-methylpyridin-2-yl)sulfanyl]methyl}-4-(4-methoxyphenyl)-4H-pyran-3-carboxylate CAS 489416-89-9

Purity 97%+In StockPharmaceutical Standards
CAS No.489416-89-9
Molecular FormulaC23H20N4O4S
Molecular Weight448.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 6-amino-5-cyano-2-{[(3-cyano-6-methylpyridin-2-yl)sulfanyl]methyl}-4-(4-methoxyphenyl)-4H-pyran-3-carboxylate CAS 489416-89-9 chemical structure

Description

The occurrence of Methyl 6-amino-5-cyano-2-{[(3-cyano-6-methylpyridin-2-yl)sulfanyl]methyl}-4-(4-methoxyphenyl)-4H-pyran-3-carboxylate is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Methyl 6-amino-5-cyano-2-{[(3-cyano-6-methylpyridin-2-yl)sulfanyl]methyl}-4-(4-methoxyphenyl)-4H-pyran-3-carboxylate (CAS 489416-89-9) is a high-purity analytical reference standard with the molecular formula C23H20N4O4S and a molecular weight of 448.49 g/mol.

The molecular framework of Methyl 6-amino-5-cyano-2-{[(3-cyano-6-methylpyridin-2-yl)sulfanyl]methyl}-4-(4-methoxyphenyl)-4H-pyran-3-carboxylate (C23H20N4O4S) is characterized by a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 Methyl 6-amino-5-cyano-2-{[(3-cyano-6-methylpyridin-2-yl)sulfanyl]methyl}-4-(4-methoxyphenyl)-4H-pyran-3-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 FormulaC23H20N4O4S
Molecular Weight448.49 g/mol
Purity97%+
StorageStore in a cool place (≤25°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)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms4
Sulfur Atoms1

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