Catalog No.
Product Name
Application
Product Information
Citations
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Drug Impurity
Simvastatin impurity 5, also known as (3S,5S)-Dihydroxy simvastatin, is a drug impurity associated with Simvastatin. It serves as a valuable reference standard for quality control and analytical testing in pharmaceutical research. The careful characterization of this impurity aids in ensuring the purity and efficacy of Simvastatin formulations, contributing to compliance with regulatory standards in drug development. -
Drug Impurity
Rosuvastatin impurity 45 is a synthesized impurity associated with Rosuvastatin, a potent HMG-CoA reductase inhibitor. This compound serves as an important reference standard for quality control and analytical testing in pharmaceutical research. Its characterization is essential for evaluating the purity and ensuring the efficacy of Rosuvastatin formulations in clinical applications. -
Drug Impurity
Ethinylestradiol impurity 5, also known as 6β-Hydroxy Ethynyl Estradiol, is a recognized impurity associated with the synthesis of Ethinylestradiol. This compound has significant relevance in pharmaceutical analysis, particularly for assessing the purity and efficacy of estrogen-based therapies. Its characterization is essential for regulatory compliance and quality control in the production of hormonal medications. -
Drug Impurity
Rivastigmine impurity 7 is a recognized impurity derived from Rivastigmine, a reversible inhibitor of the enzyme acetylcholinesterase. This compound is primarily utilized in pharmaceutical research to study the purity and stability of Rivastigmine formulations. Its presence is critical in ensuring the quality and efficacy of cholinesterase inhibitors for therapeutic applications, particularly in the treatment of Alzheimer's disease. -
Drug Impurity
Esazomide impurity 11 is a chemical impurity associated with the drug Esazomide. This compound may serve as a valuable reference standard for quality control and analytical studies. Its presence in formulations can be critical for assessing the purity and safety profiles of Esazomide in pharmaceutical development and research applications. -
Drug Impurity
Sitagliptin impurity 13 is a known impurity associated with the DPP-4 inhibitor Sitagliptin. It is relevant for quality control and characterization studies in pharmaceutical research. This impurity can be used in the analysis of Sitagliptin formulations to ensure compliance with regulatory standards and to assess the purity of the active pharmaceutical ingredient. -
Drug Impurity
Alfacalcidol impurity 1 is a characterized impurity of Alfacalcidol, a vitamin D analog that acts primarily through the vitamin D receptor (VDR). This compound is critical for ensuring the purity and quality control of Alfacalcidol in pharmaceutical formulations. It is valuable for research applications involving drug metabolism, pharmacokinetics, and stability testing of vitamin D derivatives. -
Drug Impurity
Rosuvastatin impurity 24 is a characterized impurity of the cholesterol-lowering agent Rosuvastatin. Its presence is critical for the quality control and analytical assessment of Rosuvastatin formulations. This impurity serves as an important reference standard for pharmacological studies and can aid in the investigation of the drug's stability and safety profiles. -
Drug Impurity
Itraconazole impurity 6 is identified as an impurity associated with Itraconazole, a triazole antifungal agent. It is primarily utilized in pharmaceutical research to evaluate the purity and quality of Itraconazole formulations. This compound serves as a critical reference standard for analytical methods, aiding in the assessment of drug stability and efficacy in various biological assays. -
Drug Impurity
Cetirizine impurity 13 is a significant impurity associated with the antihistamine Cetirizine, primarily arising during its synthesis. This compound is essential for studies focused on drug quality and stability, particularly in the context of pharmaceutical development and regulatory compliance. It serves as a critical reference standard for the analysis of drug substances and formulations, contributing to the understanding of impurity profiles and their potential effects on therapeutic efficacy and safety. -
Drug Impurity
Dexamethasone impurity 5 is a chemical impurity associated with the corticosteroid Dexamethasone. It is primarily utilized in pharmaceutical research to assess the purity of Dexamethasone formulations and to ensure compliance with regulatory standards. This compound plays a crucial role in the characterization of drug substances and can be important in quality control processes within the pharmaceutical industry. -
Drug Impurity
Ketoprofen impurity 8 is a structural variant of the nonsteroidal anti-inflammatory drug (NSAID) ketoprofen. It serves as a significant marker for quality control and analytical assessment in pharmaceutical research. This impurity can be utilized in the study of drug stability, efficacy, and the potential impact of impurities on pharmacological activity. Its presence and concentration can inform the optimization of synthesis and formulation processes in drug development. -
Drug Intermediate Control
(1S,3R)-3-Aminocyclopentanol functions as a versatile synthetic intermediate in pharmaceutical development. This compound is integral for the synthesis of various biologically active molecules, contributing to the advancement of medicinal chemistry. Its chiral nature allows for the production of enantioselective compounds, making it valuable in the design of targeted therapeutics. -
Drug Impurity
Tepyrimidine impurity 9 is a known impurity associated with Tepyrimidine. This compound can serve as a reference material for quality control and analytical purposes in pharmaceutical research. Its presence and characterization are crucial for ensuring the purity of Tepyrimidine in drug formulation and synthesis, supporting compliance with safety and efficacy standards in drug development. -
Drug Impurity
Rufinamide impurity 1, also known as 2,6-Didesfluoro rufinamide, is a known impurity associated with the pharmaceutical compound Rufinamide. This chemical is primarily used for analytical purposes, including quality control and validation in the synthesis of Rufinamide. Researchers can utilize Rufinamide impurity 1 to study its effects on drug formulation and ensure the purity of pharmaceutical products. -
Drug Impurity
Glycopyrronium impurity 5 is a known impurity of the muscarinic antagonist Glycopyrronium, which primarily targets the M3 acetylcholine receptor. Its presence is often assessed in the quality control of Glycopyrronium formulations. This reagent can facilitate research on drug purity, stability, and regulatory compliance in pharmaceutical development. -
Drug Impurity
Trimetazidine impurity 1 dihydrochloride is a chemical impurity associated with Trimetazidine dihydrochloride. It serves as a key reference standard for analytical and quality control studies in pharmaceutical research. This compound is essential for ensuring the purity and compliance of Trimetazidine formulations in drug development and regulatory applications. -
Drug Impurity
Ramipril impurity 8 is a known impurity associated with the angiotensin-converting enzyme (ACE) inhibitor Ramipril. It serves as a relevant reference standard for assessing the purity of Ramipril in pharmaceutical formulations. This compound is crucial for quality control and regulatory compliance in drug development and manufacturing processes. -
Drug Impurity
Simvastatin impurity 7 is a recognized impurity associated with Simvastatin. This compound is primarily of interest for quality control and research applications in pharmaceutical development. Its characterization is essential for understanding the purity and stability of Simvastatin formulations, making it a critical component in the assessment of drug safety and efficacy. -
Drug Impurity
Alfuzosin EP impurity 1, also known as 2,3,4,5-Tetradehydro alfuzosin, is a chemical byproduct related to the drug Alfuzosin. This impurity can be integral in analytical studies assessing the purity and stability of pharmaceutical formulations. Its characterization is crucial for regulatory compliance and ensuring the safety and efficacy of Alfuzosin-containing products in drug development and quality control. -
Drug Impurity
Bedaquinoline impurity 13 is a structural impurity associated with Bedaquinoline, a compound primarily targeted for its antitubercular activity. This impurity can be utilized in research to study the pharmacokinetic and pharmacodynamic properties of Bedaquinoline, as well as its overall safety and efficacy profiles. Analysis of such impurities is essential for quality control and regulatory compliance in pharmaceutical development. -
Drug Impurity
Rivaroxaban impurity 38 is a recognized impurity of the anticoagulant drug Rivaroxaban, targeting the inhibition of factor Xa. This compound is essential for quality control and analytical studies in pharmaceutical research, helping to ensure the purity and safety of Rivaroxaban formulations. Its characterization is critical for regulatory compliance and investigative studies related to drug metabolism and pharmacokinetics. -
Drug Impurity
Rivaroxaban impurity 30 is a structural impurity of the anticoagulant Rivaroxaban. Its presence is significant for quality control and stability testing in pharmaceutical formulations. Researchers can utilize this impurity to evaluate the purity of Rivaroxaban, ensuring compliance with regulatory standards and assessing the compound's safety profile in drug development. -
Drug Impurity
Lopinavir impurity 12 is a chemical impurity associated with Lopinavir, an antiretroviral drug used primarily in the treatment of HIV/AIDS. This impurity can be important for quality control and regulatory compliance in pharmaceutical development. Researchers may utilize Lopinavir impurity 12 to assess the purity and stability of Lopinavir formulations and to investigate the potential effects of impurities on therapeutic efficacy and safety. -
Drug Impurity
Acyclovir impurity 11 is a known impurity associated with the antiviral agent Acyclovir. This compound is typically analyzed to ensure the purity and quality of Acyclovir formulations. It is relevant in pharmaceutical research to assess drug stability and efficacy, making it essential for regulatory compliance and quality control in drug development. -
Drug Impurity
Paliperidone impurity 2, also known as Paliperidone Z-oxime, is a degradation product of the antipsychotic agent Paliperidone. This compound serves as a valuable reference standard for quality control and analytical studies assessing the purity of Paliperidone formulations. Its characterization is crucial for regulatory compliance and pharmacological research involving antipsychotic therapies. -
Drug Intermediate
(S)-3-Oxo-cyclopentanecarboxylic acid methyl ester serves as a synthetic intermediate in pharmaceutical synthesis. It is integral in the development of various drug compounds, facilitating the creation of complex molecular architectures. This reagent is valuable for researchers focused on medicinal chemistry and the production of bioactive molecules. -
Drug Impurity
Tacrolimus impurity 6 is a known impurity of Tacrolimus, primarily impacting its purity assessment in pharmaceutical formulations. Research on this compound is essential for ensuring the quality and safety of Tacrolimus-based therapies. Its analysis is crucial in pharmacokinetic studies and helps in the development of reliable analytical methods for drug purification and quality control. -
Drug Impurity
Desmethylcitalopram oxalate is a drug impurity associated with the selective serotonin reuptake inhibitor citalopram. Its primary mechanism involves the modulation of serotonin levels in the central nervous system. This compound is significant for analytical chemistry applications, particularly for the characterization and quality control of pharmaceutical formulations containing citalopram. -
Drug Impurity
Methylprednisolone impurity 3 is a known impurity associated with the corticosteroid Methylprednisolone. This compound serves as a critical reference standard for assessing the purity and quality of pharmaceutical formulations containing Methylprednisolone. Its characterization is essential for regulatory compliance and quality control in drug development and manufacturing processes. -
Drug Impurity
Candesartan impurity 16 is a known impurity of Candesartan, an angiotensin II receptor blocker primarily used for hypertension and heart failure management. This compound is significant for quality control and analytical studies in pharmaceutical research to ensure the purity and safety of Candesartan formulations. Its detection and quantification are essential for maintaining compliance with regulatory standards in drug development. -
Drug Impurity
Lopinavir impurity 19 is a chemical impurity associated with the antiviral drug Lopinavir, commonly used in therapeutic applications for HIV treatment. This impurity is significant for quality control and analytical testing in the pharmaceutical industry. Its presence can impact the safety and efficacy profiles of Lopinavir formulations, making it crucial for researchers involved in drug development and regulatory compliance to monitor and analyze this compound. -
Drug Impurity
Febuxostat impurity 2 is a known impurity associated with the drug Febuxostat, which is a selective inhibitor of xanthine oxidase. This compound is primarily used for studying the purity, stability, and metabolic profile of Febuxostat in pharmaceutical development. It serves as a reference standard for analytical methods such as HPLC and GC, allowing for the quantification and characterization of impurities in drug formulations. -
Drug Impurity
Rosuvastatin impurity 41 is a chemical byproduct of Rosuvastatin, a statin used primarily for cholesterol management. This impurity is crucial for quality control and analytical research in pharmaceutical development to ensure the safety and efficacy of formulations. Its analysis aids in understanding the compound's stability and potential effects during drug manufacturing processes. -
Drug Impurity
Haloperidol impurity 8 is a chemical impurity associated with Haloperidol, primarily serving as a reference standard for quality control and analytical assessment. This compound is essential for evaluating the purity of pharmaceutical formulations and ensuring the safety and efficacy of Haloperidol products. Its application in drug development and regulatory compliance supports rigorous testing within the pharmaceutical industry. -
Drug Impurity
Azilsartan impurity 12 is a known impurity associated with the antihypertensive agent Azilsartan. As a drug impurity, it is essential for the evaluation of pharmacological safety and efficacy profiles during the development and quality control processes of Azilsartan formulations. Researchers may utilize this compound for analytical purposes, including stability studies and impurity profiling in compliance with regulatory guidelines. -
Drug Impurity
Candesartan impurity 25 is a specific impurity related to the angiotensin II receptor antagonist, Candesartan. Its presence is crucial for assessing the purity and quality of pharmaceutical formulations containing Candesartan. Candesartan impurity 25 is commonly utilized in analytical research and method development for regulatory compliance and quality control in drug development processes. -
Drug Impurity
Everolimus impurity 14 is a known impurity of the immunosuppressant drug Everolimus. This compound can be utilized in quality control and analytical studies to assess the purity and stability of Everolimus formulations. Its presence can impact the safety and efficacy of pharmaceutical products, making it an important reference for researchers investigating drug quality and regulatory compliance. -
Drug Impurity
Levothyroxine impurity 7 is identified as a degradation product of Levothyroxine, a synthetic thyroid hormone. This impurity is significant in the quality control and analytical assessment of Levothyroxine formulations. It serves as a critical standard for understanding stability, efficacy, and safety profiles in pharmaceutical research and development, ensuring adherence to regulatory requirements. -
Drug Impurity
Avanafil impurity 2 hydrobromide is a characterized impurity of Avanafil, primarily used in drug development and quality control. Its presence is crucial for assessing the purity and safety of Avanafil formulations. This reagent serves as a reference standard in analytical procedures, aiding in the evaluation of synthesis methods and ensuring compliance with regulatory standards in pharmaceutical research. -
Drug Impurity
Apixaban impurity 43 is a chemical impurity of the anticoagulant Apixaban. Its identification and quantification are critical for quality control during the synthesis and formulation of Apixaban. This compound serves as a valuable reference standard for analytical studies and can facilitate investigations into drug stability and purity assessments in pharmaceutical research. -
Drug Impurity
Glipizide impurity 5 is a chemical impurity related to the antidiabetic agent Glipizide. This impurity can be used as a reference standard in analytical studies and quality control assays to ensure the purity and safety of pharmaceutical formulations. It provides essential insights during the development and validation of analytical methods in drug manufacturing and regulatory compliance. -
Drug Impurity
Ropinirole impurity 1 is a structural impurity derived from Ropinirole, a selective dopamine agonist primarily targeting D2 dopamine receptors. This reagent is crucial for analytical and quality control applications, serving as a reference standard for assessing the purity and quality of Ropinirole formulations. Its characterization aids in the understanding of processing variability and ensures compliance with regulatory standards in pharmaceutical development. -
Non-steroidal Antirheumatic Agent
Lonazolac is a non-steroidal antirheumatic agent that primarily targets inflammatory pathways. It exhibits significant anti-inflammatory effects, making it useful in the study of inflammatory diseases such as rheumatoid arthritis. This compound serves as a valuable tool in research applications focused on pain management and the modulation of immune responses. -
Drug Impurity
2-(1-(2-Oxo-2-((4-(4-(pyrimidin-2-yl)piperazin-1-yl)butyl)amino)ethyl)cyclopentyl)acetic acid hydrochloride is a known impurity associated with the synthesis of Buspirone. This compound is relevant for the characterization and quality control of pharmaceuticals containing Buspirone, enabling the assessment of purity and potential biosafety. Its study aids in understanding the metabolic pathways and effects of Buspirone, contributing to research on anxiolytic medications and their mechanisms of action. -
Drug Impurity
Simvastatin impurity 10, also known as Simvastatin Dimer Impurity, is a known impurity associated with Simvastatin. This compound can serve as a reference standard for analytical methods assessing the purity of Simvastatin formulations. Its characterization is crucial for quality control in pharmaceutical development and may aid in understanding the compound's stability and degradation pathways. -
Drug Impurity
Escitalopram impurity 7 (3-Hydroxy citalopram) is a known impurity of the selective serotonin reuptake inhibitor (SSRI) Escitalopram. This compound may be used in the characterization and quality control of pharmaceutical formulations containing Escitalopram. Its presence is essential for assessing the purity and safety of the final drug product in compliance with regulatory standards. -
Drug Impurity
Ciprofloxacin impurity 2, also known as Ciprofloxacin impurity D, is a degradation product of the antibiotic Ciprofloxacin. It serves as a key reference standard in analytical chemistry to assess the purity of Ciprofloxacin formulations. The presence of this impurity can impact drug efficacy and safety, making it crucial for quality control in pharmaceutical research and development. -
Drug Impurity
Dabigatran impurity 5 is a recognized impurity of the anticoagulant Dabigatran, which targets thrombin inhibition. This reagent is essential for quality control and analytical research related to Dabigatran synthesis and characterization. Its presence and quantification can aid in understanding the purity and stability of pharmaceutical formulations. -
Drug Impurity
Alfuzosin EP impurity 3 hydrochloride is a deacylated form of alfuzosin hydrochloride, primarily recognized as a drug impurity. This compound is important for analytical and quality control processes within pharmaceutical research, particularly in the development and testing of alpha-1 adrenergic antagonists. Its presence can aid in understanding the stability and purity of alfuzosin formulations during drug development.

