2-Chloronaphtho[1,8-d,e][1,3,2]dioxaphosphinine CAS 72310-28-2

Purity 97%+In StockPharmaceutical Standards
CAS No.72310-28-2
Molecular FormulaC10H6ClO2P
Molecular Weight224.58 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloronaphtho[1,8-d,e][1,3,2]dioxaphosphinine CAS 72310-28-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 224.58 g/mol gives 2-Chloronaphtho[1,8-d,e][1,3,2]dioxaphosphinine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-Chloronaphtho[1,8-d,e][1,3,2]dioxaphosphinine (CAS 72310-28-2), a certified reference material (molecular formula C10H6ClO2P, MW 224.58 g/mol) for analytical method development and quality control.

The molecular framework of 2-Chloronaphtho[1,8-d,e][1,3,2]dioxaphosphinine (C10H6ClO2P) is characterized by organophosphorus functionality, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. 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. 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), 2-Chloronaphtho[1,8-d,e][1,3,2]dioxaphosphinine 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 FormulaC10H6ClO2P
Molecular Weight224.58 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Halogen ContentCl-containing

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