Desmopressin EP Impurity C is a structurally related variant detected during desmopressin synthesis or aging. Small changes in residue connectivity or oxidation state alter disulfide geometry and chromatographic properties. Researchers employ it as a reference to validate impurity separation and identification. Applications include process characterization, stability profiling, and peptide-quality assessment.
CAT No: R2742
CAS No:160848-60-2
Synonyms/Alias:((R)-2-((S)-1-((4R,7S,10S,13S,16S)-7-(2-Amino-2-oxoethyl)-10-(3-amino-3-oxopropyl)-13-benzyl-16-(4-hydroxybenzyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carbonyl)pyrrolidine-2-carboxamido)-5-((diaminomethylene)amino)pentanoyl)glycine
Desmopressin EP Impurity C is a distinct carbohydrate-related compound that emerges as a process-related impurity during the synthesis or analysis of desmopressin, a synthetic analog of vasopressin. Characterized by its unique structural attributes, Desmopressin EP Impurity C plays a critical role in pharmaceutical research and development, particularly in the context of quality control and analytical studies. Its identification and characterization are essential for understanding the molecular profile and stability of desmopressin formulations, as well as for ensuring the reliability of advanced analytical methods. As a reference material, it enables researchers to distinguish between the active pharmaceutical ingredient and its structurally related byproducts, thereby supporting the overall integrity of scientific investigations involving peptide analogs.
Pharmaceutical impurity profiling: Desmopressin EP Impurity C serves as a vital reference standard for impurity profiling in pharmaceutical manufacturing. By incorporating this impurity into analytical workflows, researchers can accurately evaluate the presence and concentration of related substances in desmopressin bulk materials and finished products. This capability is crucial for the optimization of synthesis processes and for ensuring the consistency and safety of pharmaceutical preparations. The use of this compound in impurity profiling supports the development of robust quality assurance protocols, allowing laboratories to identify potential degradation products and optimize purification strategies accordingly.
Analytical method validation: The inclusion of Desmopressin EP Impurity C in analytical method validation studies enhances the specificity and sensitivity of chromatographic and spectrometric techniques. Its well-defined structure enables method developers to calibrate instruments and assess the accuracy, precision, and selectivity of assays designed for desmopressin analysis. By providing a benchmark for distinguishing between structurally similar compounds, this impurity facilitates the development of validated analytical procedures that can reliably detect and quantify trace impurities in complex pharmaceutical matrices, thereby supporting rigorous scientific standards.
Stability studies: In the realm of stability testing, Desmopressin EP Impurity C is instrumental in monitoring the degradation pathways of desmopressin formulations under various storage conditions. Researchers employ this impurity as a marker to identify potential breakdown products and to evaluate the influence of environmental factors such as temperature, humidity, and light on the stability of peptide drugs. The insights gained from these studies inform formulation development and packaging decisions, ultimately contributing to the long-term efficacy and shelf-life of desmopressin-containing products.
Process development and optimization: During the scale-up and optimization of peptide synthesis, Desmopressin EP Impurity C is used to assess the efficiency of purification processes and to identify critical control points where impurities may accumulate. By tracking the formation and removal of this compound throughout the manufacturing workflow, process chemists can refine reaction conditions, select appropriate purification techniques, and minimize the presence of undesired byproducts. This targeted approach to process development supports the production of high-quality peptide therapeutics and reduces the risk of batch-to-batch variability.
Reference material for research: In academic and industrial research settings, Desmopressin EP Impurity C functions as a valuable reference material for structural elucidation, mechanistic studies, and comparative analyses. Its availability enables scientists to investigate the chemical behavior of desmopressin analogs, explore structure-activity relationships, and develop new analytical methodologies. By serving as a well-characterized standard, it facilitates collaborative research efforts and contributes to the advancement of peptide science, particularly in the areas of drug design, analytical chemistry, and pharmaceutical technology.
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