Desmopressin EP Dydrogesterone Impurity B is a recognized impurity standard associated with desmopressin formulations. Variations in oxidation or processing conditions generate measurable changes in chromatographic signature. Researchers use it to evaluate specificity of impurity-profiling methods. Applications include stability-indicating assay development, impurity assignment, and structural characterization.
CAT No: R2765
CAS No:1162-56-7
Synonyms/Alias:6-Dehydroprogesterone; Pregna-4,6-diene-3,20-dione; 1162-56-7; Delta-6-progesterone; .delta.6-Progesterone; 4,6-Pregnadiene-3,20-dione; Dydrogesterone impurity B; UNII-EF38VA583P; delta6-Progesterone; EF38VA583P; 6-Dehydropregesteron; (8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one; PROGESTERONE IMPURITY H [EP IMPURITY]; DYDROGESTERONE IMPURITY B [EP IMPURITY]; MFCD00199858; PROGESTERONE IMPURITY H (EP IMPURITY); DYDROGESTERONE IMPURITY B (EP IMPURITY); SCHEMBL606817; Pregna-4,6-diene-3,20-dione (Delta6-Progesterone); CHEMBL4101936; BCP18804; AKOS015902046; AC-4529; FD32696; AS-15619; CS-0155158; P2623; Pregna-4,6-diene-3,20-dione (?6-Progesterone); Q27277145
Desmopressin EP Dydrogesterone impurity B is a specialized reference compound categorized as a synthetic organic impurity standard, relevant to the analytical and quality control sectors of pharmaceutical and biochemical research. Structurally, it represents a defined impurity associated with the synthesis or degradation of dydrogesterone, a progestogen compound, and is essential for method validation, impurity profiling, and regulatory compliance in pharmaceutical development. Its availability as a characterized impurity standard enables researchers and quality assurance professionals to accurately assess the presence, behavior, and impact of minor components within complex formulations, thereby supporting robust analytical workflows and ensuring product integrity.
Analytical method development: In pharmaceutical research and quality assurance, the use of impurity standards such as Desmopressin EP Dydrogesterone impurity B is critical for the development and optimization of high-performance liquid chromatography (HPLC), gas chromatography (GC), and mass spectrometry (MS) methods. Having a well-characterized impurity allows scientists to establish reliable retention times, calibrate detection systems, and validate analytical protocols, ensuring that methods are sensitive and specific enough to detect trace levels of impurities in active pharmaceutical ingredients (APIs) and finished products.
Impurity profiling and identification: The presence of minor impurities in pharmaceutical preparations can significantly impact safety and efficacy. Utilizing this impurity standard, researchers can accurately identify and quantify related substances in dydrogesterone-containing products. This process is vital for comprehensive impurity profiling, facilitating the differentiation between structurally similar compounds and enabling the assessment of impurity origins, whether from synthetic pathways, degradation processes, or storage conditions.
Pharmaceutical stability studies: The stability of dydrogesterone formulations is closely monitored through forced degradation and long-term storage studies. Incorporating known impurities such as impurity B into these studies allows for the precise monitoring of degradation patterns and the identification of potential safety concerns arising from impurity accumulation. The availability of this reference material supports the establishment of stability-indicating analytical methods and aids in defining appropriate storage conditions and shelf-life parameters for pharmaceutical products.
Quality control and batch release: Routine batch analysis in pharmaceutical manufacturing requires the use of impurity standards to confirm that impurity levels remain within acceptable limits as defined by regulatory guidelines. By including Desmopressin EP Dydrogesterone impurity B in quality control protocols, manufacturers can ensure the consistency and compliance of their products, mitigate risks associated with batch-to-batch variability, and maintain high standards of product safety and efficacy throughout the production lifecycle.
Regulatory submission support: Accurate characterization and quantification of impurities are fundamental requirements in the preparation of regulatory dossiers for new drug applications and post-approval changes. The use of certified impurity standards facilitates the generation of robust analytical data, supporting the demonstration of product quality to regulatory agencies. By enabling the precise documentation of impurity profiles, this compound plays a crucial role in satisfying international regulatory expectations and expediting the approval process for dydrogesterone-based pharmaceuticals.
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