[S(R)]-N-[(1R)-1-[2-((tert-Butyldiphenylsilyl)oxy)phenyl)]-2-yl-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide CAS 1803239-58-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1803239-58-8
Molecular FormulaC40H46NO2PSSi
Molecular Weight663.92 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

[S(R)]-N-[(1R)-1-[2-((tert-Butyldiphenylsilyl)oxy)phenyl)]-2-yl-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide CAS 1803239-58-8 chemical structure

Description

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.

[S(R)]-N-[(1R)-1-[2-((tert-Butyldiphenylsilyl)oxy)phenyl)]-2-yl-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide (CAS 1803239-58-8) is a high-purity analytical reference standard with the molecular formula C40H46NO2PSSi and a molecular weight of 663.92 g/mol.

Structurally, [S(R)]-N-[(1R)-1-[2-((tert-Butyldiphenylsilyl)oxy)phenyl)]-2-yl-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide (C40H46NO2PSSi) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, organophosphorus functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 18.5, corresponding to approximately 18 ring(s) or double-bond equivalent(s). With a molecular weight of 663.92 g/mol, it falls into the high-molecular-weight range. 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).

CATO manufactures [S(R)]-N-[(1R)-1-[2-((tert-Butyldiphenylsilyl)oxy)phenyl)]-2-yl-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide 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 FormulaC40H46NO2PSSi
Molecular Weight663.92 g/mol
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)18.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Nitrogen Atoms1
Sulfur Atoms1

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