Sibutramine Impurity 8 CAS CATO-C4X-18538

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-18538
Molecular FormulaC22H26ClNO
Molecular Weight355.90 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Sibutramine Impurity 8 CAS CATO-C4X-18538 chemical structure

Description

The occurrence of Sibutramine Impurity 8 is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies Sibutramine Impurity 8 (CAS CATO-C4X-18538), a pharmacopoeial impurity reference standard (molecular formula C22H26ClNO, MW 355.90 g/mol) used for the identification and quantification of trace impurities in APIs.

Based on its molecular formula C22H26ClNO, Sibutramine Impurity 8 contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 355.90 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

As a certified reference material (CRM), Sibutramine Impurity 8 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 FormulaC22H26ClNO
Molecular Weight355.90 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Halogen ContentCl-containing
Nitrogen Atoms1

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