(S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol CAS 137769-33-6

Purity 97%+In StockPharmaceutical Standards
CAS No.137769-33-6
Molecular FormulaC32H23O2P
Molecular Weight470.50 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol CAS 137769-33-6 chemical structure

Description

The occurrence of (S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol is closely related to organophosphorus functionality, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies (S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol (CAS 137769-33-6), a certified reference material (molecular formula C32H23O2P, MW 470.50 g/mol) for analytical method development and quality control.

Based on its molecular formula C32H23O2P, (S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-ol contains organophosphorus functionality, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 470.50 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), (S)-2'-(Diphenylphosphinyl)-[1,1'-binaphthalen]-2-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 FormulaC32H23O2P
Molecular Weight470.50 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, 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)21.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996

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