3-(((4-Chlorophenyl)imino)methyl)-2-hydroxy-1,6,7,11b-tetrahydro-4H-pyrido[2,1-a]isoquinolin-4-one CAS 338953-30-3

Purity 97%+In StockPharmaceutical Standards
CAS No.338953-30-3
Molecular FormulaC20H17ClN2O2
Molecular Weight352.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(((4-Chlorophenyl)imino)methyl)-2-hydroxy-1,6,7,11b-tetrahydro-4H-pyrido[2,1-a]isoquinolin-4-one CAS 338953-30-3 chemical structure

Description

Structurally, 3-(((4-Chlorophenyl)imino)methyl)-2-hydroxy-1,6,7,11b-tetrahydro-4H-pyrido[2,1-a]isoquinolin-4-one (C20H17ClN2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 352.81 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

3-(((4-Chlorophenyl)imino)methyl)-2-hydroxy-1,6,7,11b-tetrahydro-4H-pyrido[2,1-a]isoquinolin-4-one (CAS 338953-30-3) is a high-purity analytical reference standard with the molecular formula C20H17ClN2O2 and a molecular weight of 352.81 g/mol.

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 3-(((4-Chlorophenyl)imino)methyl)-2-hydroxy-1,6,7,11b-tetrahydro-4H-pyrido[2,1-a]isoquinolin-4-one 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 FormulaC20H17ClN2O2
Molecular Weight352.81 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2

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