Ethyl 2-[6-oxo-3-phenyl-4-(piperidin-1-yl)-1,6-dihydropyridazin-1-yl]acetate CAS 861208-99-3

Purity 97%+In StockPharmaceutical Standards
CAS No.861208-99-3
Molecular FormulaC19H23N3O3
Molecular Weight341.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-[6-oxo-3-phenyl-4-(piperidin-1-yl)-1,6-dihydropyridazin-1-yl]acetate CAS 861208-99-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 341.40 g/mol gives Ethyl 2-[6-oxo-3-phenyl-4-(piperidin-1-yl)-1,6-dihydropyridazin-1-yl]acetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Ethyl 2-[6-oxo-3-phenyl-4-(piperidin-1-yl)-1,6-dihydropyridazin-1-yl]acetate (CAS 861208-99-3) is a high-purity analytical reference standard with the molecular formula C19H23N3O3 and a molecular weight of 341.40 g/mol.

The molecular framework of Ethyl 2-[6-oxo-3-phenyl-4-(piperidin-1-yl)-1,6-dihydropyridazin-1-yl]acetate (C19H23N3O3) is characterized by a steroid core, an amide 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. 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.

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 FormulaC19H23N3O3
Molecular Weight341.40 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.)1987
Nitrogen Atoms3

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