2-(Phenylamino)phenol CAS 644-71-3

Purity 97%+In StockPharmaceutical Standards
CAS No.644-71-3
Molecular FormulaC12H11NO
Molecular Weight185.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(Phenylamino)phenol CAS 644-71-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 185.22 g/mol gives 2-(Phenylamino)phenol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-(Phenylamino)phenol (CAS 644-71-3), a certified reference material (molecular formula C12H11NO, MW 185.22 g/mol) for analytical method development and quality control.

Based on its molecular formula C12H11NO, 2-(Phenylamino)phenol contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 185.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 2-(Phenylamino)phenol 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 FormulaC12H11NO
Molecular Weight185.22 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms1

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