4-([1,1'-Biphenyl]-4-yl)-1-methoxyisoquinolin-5-ol CAS 656234-04-7

Purity 97%+In StockPharmaceutical Standards
CAS No.656234-04-7
Molecular FormulaC22H17NO2
Molecular Weight327.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-([1,1'-Biphenyl]-4-yl)-1-methoxyisoquinolin-5-ol CAS 656234-04-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 327.38 g/mol gives 4-([1,1'-Biphenyl]-4-yl)-1-methoxyisoquinolin-5-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-([1,1'-Biphenyl]-4-yl)-1-methoxyisoquinolin-5-ol (CAS 656234-04-7), molecular formula C22H17NO2 and molecular weight 327.38 g/mol, is a CATO reference standard with documented purity and traceability.

4-([1,1'-Biphenyl]-4-yl)-1-methoxyisoquinolin-5-ol (C22H17NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

As a certified reference material (CRM), 4-([1,1'-Biphenyl]-4-yl)-1-methoxyisoquinolin-5-ol 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 FormulaC22H17NO2
Molecular Weight327.38 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms1

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