5,5'-Difluoro-1,2-Bis(2-Aminophenoxy)Ethane-N,N,N',N'-Tetraacetic Acid CAS 85233-21-2

Purity 97%+In StockPharmaceutical Standards
CAS No.85233-21-2
Molecular FormulaC22H22F2N2O10
Molecular Weight512.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5,5'-Difluoro-1,2-Bis(2-Aminophenoxy)Ethane-N,N,N',N'-Tetraacetic Acid CAS 85233-21-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 512.41 g/mol gives 5,5'-Difluoro-1,2-Bis(2-Aminophenoxy)Ethane-N,N,N',N'-Tetraacetic Acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5,5'-Difluoro-1,2-Bis(2-Aminophenoxy)Ethane-N,N,N',N'-Tetraacetic Acid (CAS 85233-21-2) is a high-purity analytical reference standard with the molecular formula C22H22F2N2O10 and a molecular weight of 512.41 g/mol.

Structurally, 5,5'-Difluoro-1,2-Bis(2-Aminophenoxy)Ethane-N,N,N',N'-Tetraacetic Acid (C22H22F2N2O10) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 512.41 g/mol, it falls into the moderately-high-molecular-weight range. 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.

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.

Physical & Chemical Properties

Molecular FormulaC22H22F2N2O10
Molecular Weight512.41 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1981
Halogen ContentF-containing
Nitrogen Atoms2

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