1-Hydroxy-9-methyl-2-phenyl-6,7-dihydropyrido[3,2,1-ij]quinolin-3(5H)-one CAS 175204-96-3

Purity 97%+In StockPharmaceutical Standards
CAS No.175204-96-3
Molecular FormulaC19H17NO2
Molecular Weight291.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Hydroxy-9-methyl-2-phenyl-6,7-dihydropyrido[3,2,1-ij]quinolin-3(5H)-one CAS 175204-96-3 chemical structure

Description

Structurally, 1-Hydroxy-9-methyl-2-phenyl-6,7-dihydropyrido[3,2,1-ij]quinolin-3(5H)-one (C19H17NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 291.34 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO supplies 1-Hydroxy-9-methyl-2-phenyl-6,7-dihydropyrido[3,2,1-ij]quinolin-3(5H)-one (CAS 175204-96-3), a certified reference material (molecular formula C19H17NO2, MW 291.34 g/mol) for analytical method development and quality control.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 1-Hydroxy-9-methyl-2-phenyl-6,7-dihydropyrido[3,2,1-ij]quinolin-3(5H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC19H17NO2
Molecular Weight291.34 g/mol
AppearancePale yellow to yellow crystalline powder
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
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2007
Nitrogen Atoms1

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