Ledipasvir Impurity 7 CAS 1441670-89-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1441670-89-8
Molecular FormulaC27H26BrF2N3O2
Molecular Weight542.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ledipasvir Impurity 7 CAS 1441670-89-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 542.42 g/mol gives Ledipasvir Impurity 7 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Ledipasvir Impurity 7 (CAS 1441670-89-8), molecular formula C27H26BrF2N3O2 and molecular weight 542.42 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C27H26BrF2N3O2, Ledipasvir Impurity 7 contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 542.42 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), Ledipasvir Impurity 7 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 FormulaC27H26BrF2N3O2
Molecular Weight542.42 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1992
Halogen ContentF/Br-containing
Nitrogen Atoms3

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