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Overview
Thioctic Acid Impurity B is a synthetic intermediate of alpha-lipoic acid, typically generated during oxidative coupling processes. Its molecular formula is C8H14O2S2, and it serves as a critical reference standard for purity analysis in pharmaceutical manufacturing.
Application
- Quality Control: Used as an analytical standard to validate the purity of bulk alpha-lipoic acid via HPLC.
- R&D: Employed in stability studies to monitor degradation pathways during formulation development.
- Regulatory Compliance: Supports documentation for ICH Q3B guidelines regarding organic impurities.
Precautions
Store under inert atmosphere at 2-8°C to prevent oxidation. Handle with appropriate PPE as skin irritant; avoid inhalation of dust particles during weighing operations.