Zotepine Impurity12 CAS 5118-50-3

Purity 97%+In StockPharmaceutical Standards
CAS No.5118-50-3
Molecular FormulaC18H21ClNOS
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Zotepine Impurity12 CAS 5118-50-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 449.95 g/mol gives Zotepine Impurity12 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Zotepine Impurity12 (CAS 5118-50-3), molecular formula C18H21ClNOSC4H3O4 and molecular weight 449.95 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of Zotepine Impurity12 (C18H21ClNOSC4H3O4) is characterized by a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, 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.

As a certified reference material (CRM), Zotepine Impurity12 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 FormulaC18H21ClNOS C4H3O4
Molecular Weight449.95 g/mol
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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