Iohexol EP Impurity F HCl (2,4-diiodo Isomer) CAS CATO-CP107405

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-CP107405
Molecular FormulaC14H19I2N3O6
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Iohexol EP Impurity F HCl (2,4-diiodo Isomer) CAS CATO-CP107405 chemical structure

Description

The occurrence of Iohexol EP Impurity F HCl (2,4-diiodo Isomer) is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/iodine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies Iohexol EP Impurity F HCl (2,4-diiodo Isomer) (CAS CATO-CP107405), a pharmacopoeial impurity reference standard (molecular formula C14H19I2N3O6HCl, MW 615.58 g/mol) used for the identification and quantification of trace impurities in APIs.

Based on its molecular formula C14H19I2N3O6HCl, Iohexol EP Impurity F HCl (2,4-diiodo Isomer) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 615.58 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.

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 FormulaC14H19I2N3O6 HCl
Molecular Weight615.58 g/mol
Purity>95%
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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Halogen ContentCl/I-containing
Nitrogen Atoms3

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