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*The following content is generated by AI and is for reference only.
Overview
Ceftizoxime Impurity Z isomer Ring-Opening refers to the degradation product formed via ring-opening of the dihydrothiazine moiety in Ceftizoxime. This specific isomer serves as a critical reference standard for stability-indicating assays. The molecular structure typically corresponds to the open-ring form of the parent cephalosporin, essential for identifying trace impurities during manufacturing.
Application
- Quality Control: Used in HPLC method validation to detect and quantify process-related impurities.
- R&D: Employed in stress testing to evaluate the degradation pathways of Ceftizoxime APIs.
- Regulatory Compliance: Supports ICH Q3A guidelines by providing authentic standards for impurity profiling.
Precautions
- Storage: Maintain at -20°C in sealed, light-resistant containers to prevent hydrolysis.
- Safety: Handle with appropriate PPE; avoid inhalation or skin contact due to potential allergenic properties.
- Usage: Strictly for laboratory research purposes only; not intended for direct clinical administration.