Catalog No.
Product Name
Application
Product Information
Citations
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Drug Impurity
Lopinavir impurity 4 is a chemical impurity associated with the antiretroviral drug Lopinavir. This compound may serve as a reference standard for analytical purposes, aiding in the assessment of drug purity and stability in pharmaceutical formulations. Its characterization is crucial for regulatory compliance and quality control within the pharmaceutical industry. -
Drug Impurity
Methylprednisolone impurity 4, also known as 20-Carboxymethylprednisolone, serves as a significant impurity in the synthesis of Methylprednisolone. This compound is crucial for quality control and analytical studies related to steroid medication formulations. Its identification and quantification aid in ensuring the purity and efficacy of pharmaceutical products in research and development settings. -
Drug Impurity
Paricalcitol impurity 1 is a synthetic impurity associated with Paricalcitol, a compound targeting vitamin D receptors. This impurity can be utilized in pharmaceutical research to assess purity and stability of Paricalcitol formulations. Analysis of such impurities is vital for ensuring the quality and efficacy of vitamin D analogs in therapeutic applications. -
Drug Impurity
Furosemide impurity 3 is a drug impurity associated with the pharmaceutical compound furosemide. This impurity may arise during the synthesis or degradation of furosemide and is important for quality control and analytical studies. Research applications include the characterization of chemical properties and the assessment of impurity levels in furosemide formulations. -
Drug Impurity
1α,25-Dihydroxyprevitamin D3 impurity 1 is an impurity associated with 1α,25-Dihydroxyprevitamin D3, a biologically active metabolite of vitamin D. This reagent is primarily utilized in the study of vitamin D signalling pathways and drug development processes. Its presence can be important for quality control and analytical purposes in pharmaceutical formulations. -
Drug Impurity
Dabigatran impurity 37 is a known impurity of the anticoagulant dabigatran, primarily associated with its synthesis and quality control. This compound is used in analytical research to assess the purity and stability of dabigatran formulations. It serves as a reference for identifying potential degradation products and ensuring the integrity of pharmaceutical preparations. -
Drug Impurity
Rosuvastatin impurity 30 is a chemical impurity associated with Rosuvastatin, a potent HMG-CoA reductase inhibitor. This impurity can serve as a reference standard for analytical and quality control purposes in pharmaceutical research. Its identification and quantification are essential for ensuring the purity and efficacy of Rosuvastatin formulations in compliance with regulatory standards. -
Drug Impurity
1-Ethyl-1H-pyrazole is recognized as a drug impurity with significant relevance in pharmaceutical research. Its role in identification and quantification can be crucial for ensuring the quality and safety of drug formulations. This compound can also be utilized to study metabolic pathways and degradation products of pyrazole-related pharmaceuticals, aiding in the development of more effective drug candidates. -
Drug Impurity
Aripiprazole impurity 16 is a chemical impurity associated with the antipsychotic agent Aripiprazole. This compound is primarily utilized in quality control and analytical chemistry for the identification and quantification of impurities in pharmaceutical formulations. Its presence in drug development highlights the importance of purity assessments in ensuring the safety and efficacy of active pharmaceutical ingredients. -
Drug Impurity
Flurbiprofen impurity 3 is a known impurity associated with Flurbiprofen, a nonsteroidal anti-inflammatory drug (NSAID) that primarily targets cyclooxygenase enzymes. This compound can be utilized in the investigation of the drug's purity and the characterization of formulation methods. Its assessment is essential for quality control and regulatory compliance in pharmaceutical research. -
Drug Impurity
Methyl 2,3-dihydrobenzofuran-6-carboxylate is a notable drug impurity that serves as a reference standard in pharmaceutical research. Its presence can affect the efficacy and safety profiles of pharmaceutical compounds, making it essential for analytical and development applications. This reagent is utilized in studies focused on drug purity, formulation, and stability assessments. -
Drug Impurity
Cetirizine impurity 9 is a drug impurity associated with cetirizine, an antihistamine used in allergic reactions. As a chemical entity, it is essential for quality control and stability testing in pharmaceutical formulations. Its identification and quantification are crucial for ensuring the safety and efficacy of cetirizine-containing products during drug development and regulatory assessments. -
Drug Impurity
Progesterone impurity 7 is identified as a drug impurity associated with progesterone synthesis. This compound serves as a useful reference standard for analytical methods to assess the purity of progesterone formulations. Its presence can impact pharmacological activity and stability, making it relevant for research in pharmaceutical development and quality control. -
Drug Impurity
trans-Haloperidol impurity 7 (trans-Haloperidol N-oxide) is a known impurity of trans-Haloperidol. This compound primarily serves as a reference standard in analytical chemistry for the detection and quantification of haloperidol-related substances. Its characterization is critical for ensuring the quality and safety of pharmaceutical formulations containing haloperidol. Researchers utilize this impurity in studies focused on drug metabolism and pharmacokinetics to further understand its impact on therapeutic efficacy and safety profiles. -
Drug Impurity
Ibrutinib Impurity 11 is a chemical impurity associated with the tyrosine kinase inhibitor Ibrutinib. It serves as an important reference compound for quality control and analytical studies in pharmaceutical research. This impurity can aid in assessing the purity and stability of Ibrutinib formulations, contributing to the development and validation of analytical methods in drug quality assessments. -
Drug Impurity
Montelukast impurity 13 is a chemical impurity associated with Montelukast, a leukotriene receptor antagonist. This compound is essential for quality control and analytical studies in pharmaceutical research, aiding in the assessment of drug purity and stability. Its characterization is crucial for regulatory compliance and ensuring the safety and efficacy of Montelukast formulations. -
Drug Impurity
Methotrexate impurity 7 is a known impurity associated with the chemotherapeutic agent Methotrexate. Its presence can impact the efficacy and safety profile of formulations containing Methotrexate. This compound is utilized in pharmaceutical research to assess drug purity, stability, and the effects of impurities on drug action, contributing to quality control and regulatory compliance in drug development. -
Drug Impurity
Fusidic acid impurity 5, also known as 24,25-Dihydroxy Fusidic acid, is a chemical impurity associated with Fusidic acid. This compound serves as a useful reference standard for the analysis of Fusidic acid formulations. Its presence is significant for ensuring the purity and quality of pharmaceutical products in drug development and regulatory compliance studies. -
Drug Impurity
17β-Estradiol diacetate is a known impurity associated with estradiol formulations. This compound may affect the purity and efficacy of pharmacological products, making it relevant for quality control in pharmaceutical research. Investigating its presence is crucial in the development and formulation of hormone-related therapies and ensuring compliance with regulatory standards. -
Drug Impurity
Losartan impurity 22 is a recognized impurity associated with Losartan, an angiotensin II receptor antagonist. This compound is significant for analytical studies, quality control of pharmaceutical formulations, and insights into the purity of Losartan. It serves as a valuable reference standard for assessing the presence and concentration of impurities in drug development and manufacturing processes. -
Drug Impurity
Rifaximin impurity 1 is a chemical impurity associated with the antibiotic rifaximin, primarily used in assessing the purity and quality of rifaximin formulations. This compound serves as a reference standard in analytical studies, aiding in the development and validation of analytical methods for detecting rifaximin and its impurities. Researchers can utilize this impurity in stability studies and to ensure compliance with pharmaceutical regulations. -
Drug Impurity
Glipizide impurity 7 is a drug impurity associated with Glipizide, an antidiabetic medication that primarily targets the sulfonylurea receptors to stimulate insulin secretion. This compound is critical for the pharmaceutical analysis of Glipizide, facilitating the assessment of drug purity and the identification of potential impurities in pharmaceutical formulations. It may also be utilized in research studies focusing on the metabolism and stability of sulfonylurea medications. -
Drug Impurity
Carbamazepine impurity 2 (N-Carbamoyl carbamazepine) is identified as an impurity associated with Carbamazepine. This compound serves as an important reference standard for assessing the purity and quality of Carbamazepine formulations. Its analysis is crucial in pharmaceutical development and quality control processes within the field of medicinal chemistry. -
Drug Impurity
Bumetanide impurity 7 is a chemical byproduct associated with the synthesis of Bumetanide, a potent loop diuretic. This impurity is primarily examined in drug development and quality control processes to ensure the purity and safety of pharmaceutical formulations. Its presence can be utilized in analytical studies to evaluate manufacturing efficiency and compliance with regulatory standards. -
Drug Impurity
Levofloxacin impurity 3, known as Ethyl (S)-2-(benzyloxy)propionate, is a chemical impurity associated with the antibiotic Levofloxacin. It serves as a critical analytical standard in the quality control of pharmaceutical formulations. Researchers can utilize this compound to investigate the stability and purity of Levofloxacin and assess potential impurities' impact on drug efficacy and safety. -
Drug Impurity
Metformin impurity 10, also known as Guanylmelamine hydrochloride, is a chemical impurity related to the antidiabetic agent Metformin. This compound serves as a critical reference standard in the assessment of pharmaceutical purity and quality control. It is primarily utilized in research applications focused on method development and validation for the detection of impurities in drug formulations. -
Drug Impurity
Acyclovir impurity 6 is a known impurity associated with the antiviral agent Acyclovir. It serves as a valuable reference compound for quality control and impurity profiling in pharmaceutical formulations. Key applications include stability studies, impurity identification, and method validation in analytical chemistry for antiviral drug development. -
Drug Impurity
Sitagliptin impurity 10 is a known impurity of the DPP-4 inhibitor Sitagliptin, which primarily targets the Dipeptidyl Peptidase-4 enzyme. This compound is utilized in pharmaceutical research to evaluate the purity and synthesis processes of Sitagliptin. Monitoring and characterizing drug impurities is essential for ensuring the safety and efficacy of therapeutic agents. -
Drug Impurity
Candesartan impurity 21 is a chemical impurity associated with the antihypertensive drug Candesartan. It serves as a valuable reference standard for analytical and quality control purposes in pharmaceutical research. This impurity can be used in method development and validation to ensure the purity and safety of Candesartan formulations. -
Drug Impurity
Clarithromycin impurity 13 is a known impurity of the antibiotic Clarithromycin. This compound is primarily utilized in the assessment of drug purity and the development of quality control standards in pharmaceutical research. Its presence and characterization can provide valuable insights into the synthesis and degradation pathways of Clarithromycin. -
Impurity Standard
Vericiguat impurity-1 is an impurity standard used in analytical studies of Vericiguat. This compound serves as a reference material for the detection and quantification of Vericiguat-related impurities, facilitating method development in impurity analysis. Its use is essential in ensuring the quality and compliance of pharmaceutical formulations. -
Drug Impurity
Terilitin impurity 17 is a chemical impurity associated with the compound Terilitin. This impurity may arise during the synthesis of Terilitin and is critical for quality control in pharmaceutical research and development. Its presence and characterization are essential for ensuring the purity and safety profiles of drug formulations containing Terilitin. -
Drug Impurity
Sildenafil Impurity 10 is a known impurity of the phosphodiesterase type 5 inhibitor Sildenafil. Its identification and quantification are crucial for quality control and regulatory compliance in pharmaceutical formulations. This impurity may also be utilized in research focused on the biochemical pathways involved in erectile dysfunction and related cardiovascular effects. -
Drug Impurity
Diclofenac impurity 9 is a byproduct of the synthesis of the non-steroidal anti-inflammatory drug Diclofenac. As a drug impurity, it is important for assessing the purity and quality of Diclofenac formulations. Its analysis is crucial in pharmaceutical development and regulatory compliance, ensuring the safety and efficacy of formulations containing Diclofenac. -
Drug Impurity
Mesalazine impurity 12 is a chemical impurity associated with the drug Mesalazine, which is utilized in the treatment of inflammatory bowel disease. This impurity serves as a critical reference standard for quality control and analytical testing in pharmaceutical research. Its identification and quantification are essential for ensuring the purity and safety of Mesalazine formulations in compliance with regulatory standards. -
Drug Impurity
Rosuvastatin impurity 55, also known as N-Desmethyl rosuvastatin, is a significant impurity associated with the statin drug Rosuvastatin. It serves as a useful reference compound for analytical and purity testing in pharmaceutical development. This impurity is essential for the quantitative analysis of Rosuvastatin in drug formulations, ensuring compliance with regulatory standards and contributing to the overall safety and efficacy of the final product. -
Drug Impurity
Itraconazole impurity 15 is a known impurity of the antifungal agent Itraconazole. Its characterization is critical for ensuring the purity and consistency of Itraconazole formulations. This reagent is primarily utilized in quality control settings and can assist in pharmacokinetic studies to evaluate the stability and bioactivity of related compounds. Further research applications may include the assessment of metabolite profiles and the investigation of impurity effects on drug efficacy. -
Drug Impurity
3,4-Diethoxybenzonitrile is identified as a drug impurity. This compound can serve as a reference standard in the analysis and characterization of pharmaceuticals. Its presence may impact the pharmacological profile and safety of drug formulations, making it crucial for quality control in pharmaceutical research and development. -
Pregabalin Impurity
Pregabalin lactam is an impurity of Pregabalin, a compound primarily targeting calcium channels. This metabolite is often utilized in quality control and analytical studies of Pregabalin formulations. Its presence in research can provide insights into compound stability and purity, contributing to a better understanding of Pregabalin's pharmacological profile. -
Drug Impurity
Afatinib impurity 83 is a known impurity of Afatinib, an irreversible inhibitor targeting the epidermal growth factor receptor (EGFR). This compound is relevant for assessing the purity and quality of Afatinib formulations in pharmaceutical development. Understanding the behavior and composition of such impurities is crucial for ensuring the safety and efficacy of drug products in clinical settings. -
Drug Impurity
Tadalafil impurity 1, also known as Tadalafil impurity D, is a chemical impurity associated with Tadalafil. This compound serves as a critical reference standard for method development and quality control in pharmaceutical research. Its characterization allows for the comprehensive analysis of Tadalafil formulations, aiding in the assessment of product purity and stability. -
Drug Impurity
Glycopyrronium impurity 2 is a drug impurity associated with Glycopyrronium. This compound is significant for analytical chemistry, particularly in the quality control and characterization of Glycopyrronium formulations. Its presence can impact the safety and efficacy of the parent drug, making it an important target for research in pharmaceutical development and regulatory compliance. -
Drug Impurity
Tenofovir Impurity 54, also known as Chloromethyl Propyl Carbonate, is a recognized impurity associated with the antiviral drug Tenofovir. This compound plays a critical role in pharmaceutical development and quality control, particularly in the assessment of Tenofovir purity. Its presence and quantification are essential for ensuring the safety and efficacy of Tenofovir-based therapies. -
Drug Impurity
Afatinib impurity 9 is a known impurity associated with Afatinib, an irreversible inhibitor of the epidermal growth factor receptor (EGFR). This chemical entity is relevant in the study of drug purity and stability, serving as a standard for quality control and analytical characterization in pharmaceutical research. Its presence is significant in the assessment of the purity of Afatinib formulations and in ensuring compliance with regulatory requirements in drug development processes. -
Drug Impurity
Edoxaban impurity 2 is a chemical impurity related to the anticoagulant Edoxaban. It serves as a critical reference standard for quality control and characterization in pharmaceutical research. This impurity is essential for assessing the purity and stability of Edoxaban formulations, ensuring compliance with regulatory standards in drug development and manufacturing. It supports the evaluation of compound integrity during analytic studies and formulation development. -
Drug Impurity
Ramipril impurity 4 is a known impurity of the antihypertensive drug Ramipril, acting primarily as a drug impurity target. Its characterization is essential for quality control in pharmaceutical formulations and contributes to understanding the compound's stability and safety profile. This impurity may serve as a reference material in research related to drug development and analytical chemistry methodologies. -
Drug Impurity
Ketoprofen impurity 3 is a byproduct associated with the synthesis of the nonsteroidal anti-inflammatory drug (NSAID) ketoprofen. As a drug impurity, it serves as an important reference standard for method validation and quality control in pharmaceutical analysis. Its characterization is essential for ensuring the purity and efficacy of ketoprofen formulations in clinical applications and research studies. -
Drug Impurity
1-(4-Nitrophenyl)piperidin-2-one is classified as a drug impurity. This compound is significant in the context of pharmaceutical development and quality control, providing insights into the stability and purity of drug formulations. Its presence can influence the pharmacological profiles and safety assessments of drug candidates, making it essential for analytical studies in drug formulation and safety evaluation. -
Drug Impurity
Hydroxy O-demethyl apixaban sulfate is a drug impurity associated with the anticoagulant apixaban. It is primarily utilized in chemical research to assess the purity and stability of apixaban formulations. This compound serves as an important reference standard in the analysis of pharmaceutical products and can aid in the development of quality control methodologies. -
Drug Impurity
Nintedanib impurity 2 is a known impurity of the kinase inhibitor Nintedanib, which primarily targets VEGFR, FGFR, and PDGFR. This compound is used in analytical and regulatory research to assess the quality and safety of pharmaceutical formulations. Its characterization is essential for ensuring the integrity of Nintedanib and compliance with industry standards.

