4-(3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(4-fluorophenyl)isoquinolin-1(2H)-one CAS 1326849-89-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1326849-89-1
Molecular FormulaC25H18FN3O2
Molecular Weight411.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(4-fluorophenyl)isoquinolin-1(2H)-one CAS 1326849-89-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 411.43 g/mol gives 4-(3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(4-fluorophenyl)isoquinolin-1(2H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 4-(3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(4-fluorophenyl)isoquinolin-1(2H)-one (CAS 1326849-89-1), a certified reference material (molecular formula C25H18FN3O2, MW 411.43 g/mol) for analytical method development and quality control.

Structurally, 4-(3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(4-fluorophenyl)isoquinolin-1(2H)-one (C25H18FN3O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 18.0, corresponding to approximately 18 ring(s) or double-bond equivalent(s). With a molecular weight of 411.43 g/mol, it falls into the moderately-high-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.

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

CATO manufactures 4-(3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(4-fluorophenyl)isoquinolin-1(2H)-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 FormulaC25H18FN3O2
Molecular Weight411.43 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentF-containing
Nitrogen Atoms3

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