2-(1,3,2-Benzodioxaphosphol-2-yl)-1,1-diphenylhydrazine CAS 88117-08-2

Purity 97%+In StockPharmaceutical Standards
CAS No.88117-08-2
Molecular FormulaC18H15N2O2P
Molecular Weight322.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(1,3,2-Benzodioxaphosphol-2-yl)-1,1-diphenylhydrazine CAS 88117-08-2 chemical structure

Description

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

2-(1,3,2-Benzodioxaphosphol-2-yl)-1,1-diphenylhydrazine (CAS 88117-08-2), molecular formula C18H15N2O2P and molecular weight 322.30 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 2-(1,3,2-Benzodioxaphosphol-2-yl)-1,1-diphenylhydrazine (C18H15N2O2P) is characterized by a steroid core, an amide group, organophosphorus functionality, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

Physical & Chemical Properties

Molecular FormulaC18H15N2O2P
Molecular Weight322.30 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)12.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1982
Nitrogen Atoms2

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