Levocarnitine (L-carnitine) is a naturally occurring quaternary ammonium compound that is typically used as a nutritional supplement and in the treatment of carnitine deficiency. Its impurity profile consists of structurally similar analogs, residual solvents, and degradation products. These impurity products can be formed under stress conditions such as hydrolysis, oxidation, and photolysis. Typical degradation of Levocarnitine API pathways involves oxidative breakdown of the hydroxyl groups, hydrolytic cleavage of ester bonds (in derivatives), and rearrangement of the trimethylammonium moiety. These impurities may affect the potency, stability, and safety of the drug. Therefore, all impurities are structurally characterized and qualified according to ICH guidelines for toxicological assessment and analytical validation.
We provide pharmacopeial and non-pharmacopeial Levocarnitine impurity compounds that are available in compliance with European Pharmacopoeia (EP) specifications. These EP impurities can support the analytical method development, impurity profiling, and long-term stability studies. The EP traceable compounds, therefore, are supplied with validated analytical data, including purity, structural confirmation, and spectral characterization.
Structurally related compounds and synthetic analogs of Levocarnitine are included for impurity identification, toxicological qualification, and regulatory submission. These related compounds are generally used in forced degradation studies, genotoxicity assessments, and impurity threshold evaluations. The Levocarnitine related compounds are essential for understanding the impurity profile and ensuring compliance with regulatory limits.
We also synthesize Levocarnitine impurity reference standards that are provided with validated analytical data, including purity, NMR, MS, and full Certificates of Analysis. These standards generally are used in pharmaceutical research, method validation, and GMP-compliant quality control. In addition to this, we provide the EP/USP traceable compounds upon request, and they are routinely retested to ensure consistency and reliability.
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