3-Methoxy-3-(3-pyrrolinomethyl) benzophenone CAS 898789-67-8

Purity 97%+In StockPharmaceutical Standards
CAS No.898789-67-8
Molecular FormulaC19H19NO2
Molecular Weight293.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Methoxy-3-(3-pyrrolinomethyl) benzophenone CAS 898789-67-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 293.36 g/mol gives 3-Methoxy-3-(3-pyrrolinomethyl) benzophenone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 3-Methoxy-3-(3-pyrrolinomethyl) benzophenone (CAS 898789-67-8), a certified reference material (molecular formula C19H19NO2, MW 293.36 g/mol) for analytical method development and quality control.

Structurally, 3-Methoxy-3-(3-pyrrolinomethyl) benzophenone (C19H19NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 293.36 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.

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), 3-Methoxy-3-(3-pyrrolinomethyl) benzophenone 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 FormulaC19H19NO2
Molecular Weight293.36 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms1

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