Catalog No.
Product Name
Application
Product Information
Citations
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Drug Impurity
Rosuvastatin Impurity 4, also known as 3-Oxo rosuvastatin, is a chemical impurity associated with the cholesterol-lowering agent Rosuvastatin. This compound is significant for analytical and quality control purposes in pharmaceutical research, particularly in assessing the purity and efficacy of Rosuvastatin formulations. Its characterization aids in understanding degradation pathways and improving the overall drug development process. -
Dexamethasone Impurity
17β-Carboxy-17-desoxydexamethasone is an impurity of dexamethasone, a synthetic glucocorticoid commonly used in therapeutic settings. It serves as a critical reference standard for purity assessment and quality control in dexamethasone formulations. Researchers may utilize this compound to evaluate the stability and degradation pathways of glucocorticoid compounds in pharmaceutical development. -
Drug Impurity
Betamethasone dipropionate impurity 5 is a known impurity of the corticosteroid betamethasone dipropionate. This compound is primarily utilized in the assessment of drug purity and quality control within pharmaceutical formulations. Its characterization is essential for ensuring the safety and efficacy of drug products containing betamethasone dipropionate. Research applications include analytical techniques such as HPLC and mass spectrometry for impurity profiling. -
Drug Impurity
Candesartan impurity 2 is a specified drug impurity associated with the angiotensin II receptor antagonist Candesartan. It is utilized primarily in analytical chemistry for impurity profiling and method validation within pharmaceutical development. Understanding the presence of such impurities is crucial for ensuring the safety and efficacy of pharmaceutical formulations. -
Drug Intermediate
3-Thio-pheneacrylic acid methyl ester is a synthetic intermediate primarily utilized in pharmaceutical synthesis. This compound serves as a key building block in the development of various drug candidates, facilitating the incorporation of thio-containing functionalities into target molecules. Its unique chemical structure allows for versatility in medicinal chemistry applications, contributing to the advancement of therapeutic agents. -
Drug Impurity
Propofol impurity 3 is a chemical impurity associated with the anesthetic agent Propofol. This impurity can be utilized in quality control and analytical chemistry to ensure the purity of Propofol formulations. Its characterization is essential for understanding the stability and safety profiles of Propofol in therapeutic contexts. -
Drug Impurity
Abiraterone impurity 1 is a recognized impurity associated with the drug Abiraterone, an inhibitor of cytochrome P450 17A1, primarily used in the treatment of prostate cancer. This chemical research reagent is critical for quality control and analytical assessment during the synthesis and formulation of Abiraterone. Its presence can impact the efficacy and safety profile of the final pharmaceutical product, making it essential for thorough characterizations in drug development. -
Drug Impurity
Apixaban impurity 21 is a chemical impurity associated with the anticoagulant apixaban, which primarily targets factor Xa in the coagulation cascade. This impurity can be utilized in the quality control and characterization of apixaban formulations, aiding in the assessment of compound purity and stability. Its presence may affect the pharmacological profile of apixaban and can be relevant in pharmacokinetic studies. -
Impurity reference
S-Desmethyl-S-(2-hydroxy-2-methylpropyl) Rosuvastatin calcium is characterized as an impurity reference for the statin drug rosuvastatin. This compound serves as a critical analytical standard in the evaluation of pharmaceutical formulations and quality control processes. It plays an essential role in ensuring the purity and compliance of rosuvastatin products in research and development settings. -
Drug Impurity
Alfuzosin EP impurity 3, also known as deacylated alfuzosin, represents a key impurity associated with the pharmacological agent alfuzosin. This compound may be utilized in analytical studies to assess the purity and quality of alfuzosin formulations. Its presence can significantly impact the efficacy and safety profiles of related pharmaceutical products, making it relevant for researchers focused on drug development and quality control. -
Drug Impurity
Sitagliptin impurity 8 phosphate is a recognized impurity associated with the phosphoric acid derivative of Sitagliptin. This compound serves as a critical analytical standard in the characterization and quality control of Sitagliptin phosphate formulations. It is valuable for researchers involved in drug development and pharmacokinetic studies, ensuring the integrity and purity of Sitagliptin products. -
Drug Impurity
Estradiol Valerate impurity 2 is a chemical impurity associated with Estradiol Valerate, a synthetic form of estrogen. This compound is utilized in the evaluation of drug purity and quality control processes in pharmaceutical research. Its presence may impact the pharmacological activity and safety profile of estradiol formulations, making it essential for thorough analytical studies. -
Drug Impurity
Sertraline impurity 1 hydrochloride is a recognized impurity associated with Sertraline hydrochloride, a selective serotonin reuptake inhibitor (SSRI). This compound is essential for analytical purposes in drug development and quality control, as it aids in the identification and quantification of impurities in pharmaceutical formulations. Researchers can utilize Sertraline impurity 1 hydrochloride to enhance the understanding of drug stability and efficacy in various biochemical assays. -
Drug Impurity
Olmesartan methyl ketone is an impurity of the antihypertensive agent Olmesartan. It is commonly utilized in the analysis of drug formulations to assess purity and ensure compliance with regulatory standards. The presence of this impurity can be monitored to evaluate the quality of pharmaceutical products during research and development. -
Chlorhexidine impurity
Chlorhexidine impurity 1 is an impurity associated with the cationic antimicrobial agent chlorhexidine, which primarily disrupts microbial cell membranes. This compound may be utilized in research concerning the purity and characterization of chlorhexidine formulations, as well as studies examining its antimicrobial activity and efficacy. Further investigation into this impurity can provide insights into the overall safety and effectiveness of chlorhexidine in various applications. -
Drug Impurity
Fusidic acid impurity 4 is a known impurity associated with Fusidic acid. This compound can be utilized in the assessment of drug purity and quality control in pharmaceutical formulations. It plays a critical role in research applications focused on the synthesis and characterization of pharmacologically active compounds, ensuring compliance with regulatory standards in drug development. -
Drug Impurity
Dexmedetomidine impurity 2 is a chemical impurity related to Dexmedetomidine, a selective alpha-2 adrenergic receptor agonist. This impurity is significant in assessing the purity and quality of Dexmedetomidine formulations. It is utilized primarily in analytical chemistry and pharmaceutical development, particularly for the evaluation of drug substances and ensuring compliance with regulatory standards. -
Drug Impurity
Albendazole impurity 1 is a recognized impurity associated with the antiparasitic drug Albendazole. This compound serves as a vital standard for analytical characterization and quality control in pharmaceutical research. Its presence may influence the efficacy and safety assessment of Albendazole formulations, making it essential for investigative studies focused on drug purity and drug development processes. -
Drug Impurity
Rosuvastatin impurity 32 is a chemical impurity associated with the cholesterol-lowering agent Rosuvastatin. This compound can be used for analytical purposes in drug quality control, pharmacokinetic studies, and formulation development. Its presence in formulations may impact efficacy and safety profiles, making it essential for researchers examining the purity and stability of Rosuvastatin-based therapies. -
Drug Impurity
Trazodone impurity 3 is a known impurity associated with the antidepressant Trazodone. This compound serves as a reference standard in quality control and method development for pharmaceutical formulations. Its analysis is crucial for ensuring the purity and safety of Trazodone products in clinical and research settings. -
Drug Impurity
Dabigatran impurity 4 is a known impurity of the anticoagulant Dabigatran, functioning as a direct thrombin inhibitor. This reagent is primarily used in the assessment of drug purity, stability, and validation processes in pharmaceutical research. Its presence and characterization are critical for ensuring the quality and safety of Dabigatran formulations in clinical applications. -
Drug Impurity
Donepezil impurity 16 is a known impurity of the cholinesterase inhibitor Donepezil, primarily targeting acetylcholinesterase. This compound is utilized in research to ensure the quality and consistency of Donepezil formulations. Its analysis is critical for assessing drug safety and efficacy in pharmaceutical development. -
Drug Impurity
Buspirone EP impurity J is an identified impurity of the anxiolytic agent Buspirone. This compound is utilized primarily in pharmaceutical research to assess the purity and safety of Buspirone formulations. Its analysis is crucial for regulatory compliance and the development of quality control measures in drug manufacturing. -
Drug Impurity
Fenirofibrate impurity 1 is a known impurity associated with Fenirofibrate. Its identification is essential for quality control and regulatory compliance in pharmaceutical formulations. This compound can be utilized in analytical studies to assess the purity of Fenirofibrate and ensure the integrity of drug products in development and production. -
Drug Impurity
Acyclovir impurity 10 is a specific impurity related to the antiviral agent Acyclovir, primarily targeting viral DNA replication processes. This reagent is crucial for quality control and analytical studies in pharmaceutical research, enabling the assessment of Acyclovir's purity and safety. It is often utilized in the development and validation of analytical methods, contributing to the understanding of impurity profiles in drug formulation. -
Drug Impurity
Everolimus impurity 13 is a notable impurity of the immunosuppressant drug Everolimus. It is utilized primarily for analytical purposes in pharmaceutical research to assess the purity and quality of Everolimus formulations. This compound aids in the development of rigorous quality control methods and contributes to the comprehensive understanding of drug stability and degradation pathways in pharmaceutical sciences. -
Drug Impurity
Ibuprofen impurity 5, also known as Ibuprofen impurity I, is a chemical impurity associated with Ibuprofen. This compound can be utilized in drug formulation studies and analytical chemistry to assess the purity and stability of Ibuprofen formulations. Understanding and monitoring impurities is critical for ensuring the safety and efficacy of pharmaceutical products in research and development settings. -
Drug Impurity
Rufinamide impurity 8 is a known impurity of the anticonvulsant agent Rufinamide. This compound is primarily utilized in the analysis of drug purity and quality control in pharmaceutical research. It serves as an important tool for understanding the stability and degradation pathways of Rufinamide, ensuring compliance with regulatory standards in drug development. -
Drug Impurity
Rosuvastatin impurity 42 is a known impurity associated with the cholesterol-lowering agent Rosuvastatin, primarily targeting HMG-CoA reductase. This compound is critical for quality control in pharmaceutical development and analytical studies to ensure the purity and safety of Rosuvastatin formulations. Research applications include method validation, stability testing, and impurity profiling in drug development processes. -
Naphazoline Impurity
N-(2-Aminoethyl)-2-(naphthalen-1-yl)acetamide is an impurity associated with Naphazoline. This compound can serve as a reference standard in analytical chemistry for the quality control of Naphazoline formulations. Its identification and quantification are crucial for ensuring the purity and efficacy of pharmaceutical preparations containing Naphazoline. -
Drug Impurity
Clopidogrel impurity 4, known as R-Clopidogrel carboxylic acid, is a recognized impurity of the antiplatelet agent Clopidogrel. This compound is utilized in analytical chemistry and pharmacological research to evaluate the purity and stability of Clopidogrel formulations. Its characterization is essential for regulatory compliance and ensuring the safety and efficacy of Clopidogrel-based therapies. -
Drug Impurity
Etoricoxib impurity 17 is a known impurity of the nonsteroidal anti-inflammatory drug (NSAID) Etoricoxib, which selectively targets cyclooxygenase enzymes (COX-2). This compound is relevant for research concerning drug purity and quality control, particularly in the pharmaceutical development of Etoricoxib. Analysis of this impurity may help in understanding the metabolic pathways and stability profiles of NSAIDs in clinical formulations. -
Drug Impurity
Meloxicam impurity 1 is identified as a chemical impurity associated with Meloxicam, a nonsteroidal anti-inflammatory drug (NSAID) that primarily targets cyclooxygenase enzymes (COX-1 and COX-2). This impurity is utilized in research applications focused on drug quality assessment and stability testing. Understanding the presence and impact of impurities like Meloxicam impurity 1 is essential for ensuring the safety and efficacy of pharmaceutical formulations. -
Drug Impurity
Buspirone impurity 6 is a known impurity associated with the anxiolytic agent Buspirone. Its characterization is crucial for ensuring the purity and quality of Buspirone formulations. This reagent is primarily used in analytical chemistry for method development, quality control, and regulatory compliance in pharmaceutical research. -
Drug Impurity
Trazodone impurity 12 is a drug impurity associated with Trazodone. It is significant for analytical chemistry applications, particularly in the characterization of pharmaceutical formulations and stability testing. The identification and quantification of this impurity can provide important insights into the purity profiles of Trazodone in various research settings. -
Drug Impurity
Tenofovir impurity 2 fumarate, also known as (S)-Tenofovir disoproxil fumarate, is a prominent impurity associated with Tenofovir fumarate. This compound serves as a critical reference standard in pharmaceutical research, particularly in enforcing quality control during the synthesis of Tenofovir formulations. Its characterization is vital for ensuring the purity and efficacy of drug products in the development of antiretroviral therapies. -
Drug Impurity
Metoprolol impurity 11 is a known impurity associated with the beta-adrenergic blocker metoprolol. Its presence is critical for investigative studies focused on drug quality and stability, as well as for elucidating potential impacts on pharmacokinetics and pharmacodynamics. Researchers can utilize this impurity to assess the purity of metoprolol formulations and ensure compliance with regulatory standards in pharmaceutical development. -
Drug Impurity
Duloxetine impurity 9 is identified as a chemical impurity associated with the synthesis of Duloxetine. It serves as a critical reference standard for quality control and validation in pharmaceutical research and analysis. Researchers can utilize this impurity to assess the purity and stability of Duloxetine formulations, contributing to the overall understanding of its pharmacological profile and enhancing compliance with regulatory standards. -
Drug Impurity
Salbutamol impurity 14 is a known impurity associated with Salbutamol, a β2-adrenergic agonist. This compound is important for analytical and quality control purposes in pharmaceutical research, as it aids in the assessment of the purity and stability of Salbutamol formulations. Salbutamol impurity 14 is also relevant for toxicity studies and regulatory compliance in drug development. -
Drug Impurity
Losartan impurity 18, also known as Trithyl Losartan, is a structural impurity associated with the antihypertensive medication Losartan. This compound is primarily utilized in pharmaceutical research to assess the purity and quality of Losartan formulations. It serves as a crucial reference standard for analytical methods aimed at detecting impurities in drug development and quality control processes. -
Drug Impurity
Atorvastatin impurity 6 calcium is a characterized impurity of Atorvastatin calcium, primarily noted for its relevance in quality control assessments. This compound is utilized in analytical chemistry and pharmacokinetic studies to ensure the purity and efficacy of statin-based therapeutic formulations. It serves as a critical reference standard for the identification and quantification of potential contaminants in drug development and regulatory compliance. -
Drug Impurity
Aripiprazole impurity 4 is a chemical impurity associated with the antipsychotic medication Aripiprazole. This compound serves as an important reference standard for quality control and analytical validation processes in pharmaceutical research. It plays a critical role in ensuring the safety and efficacy of Aripiprazole formulations by allowing for the identification and quantification of impurities in drug testing. -
Drug Impurity
Tetrabenazine impurity 1 is a byproduct of Tetrabenazine, serving primarily as a drug impurity in quality control and research. Its presence is important for analytical studies and ensuring the purity of pharmaceutical formulations. Investigating impurities like Tetrabenazine impurity 1 can aid in understanding the stability and safety profiles of related compounds. -
Drug Impurity
Buvacitam impurity 27 is an impurity related to Buvacitam, primarily serving as a reference standard for quality control and analytical assessment in pharmaceutical research. It is used to evaluate the purity of Buvacitam and ensure compliance with regulatory standards. This compound plays a crucial role in the development and validation of analytical methods in drug formulation studies. -
Drug Impurity
Candesartan impurity 31 is a drug impurity associated with the antihypertensive agent Candesartan, acting as an angiotensin II receptor blocker. This compound is crucial for quality control and method validation in pharmaceutical development, enabling accurate assessment of Candesartan's purity profile. It serves as a valuable reference standard for analytical studies to ensure compliance with regulatory standards in drug manufacturing. -
Drug Impurity
Prasugrel impurity 1 is a chemical impurity associated with the antiplatelet drug Prasugrel. This compound is important for analytical and quality control studies, particularly in the pharmaceutical industry, to ensure the purity and safety of Prasugrel formulation. Its characterization can aid in understanding the metabolic pathways and potential side effects of the primary drug. Researchers may use this impurity for method development and validation in the context of drug analysis. -
Drug Impurity
Donepezil impurity 3, also known as Dehydrodeoxy donepezil, is a known impurity associated with the Alzheimer’s disease treatment compound, Donepezil. This impurity is essential for analytical studies and quality control assessments during the synthesis and characterization of Donepezil. It serves as a reference standard in the evaluation of the purity and stability of pharmaceutical formulations, aiding in compliance with regulatory requirements. -
Drug Impurity
Chlorthalidone impurity 5 is a known impurity of the antihypertensive agent chlorthalidone, which primarily acts as a thiazide-like diuretic. Its identification and quantification are essential for ensuring the quality and regulatory compliance of chlorthalidone formulations. This impurity can be utilized in pharmaceutical research to study drug stability, metabolism, and potential effects on drug efficacy and safety profiles. -
Drug Impurity
Rosuvastatin impurity 56 is a chemical impurity associated with Rosuvastatin, a statin drug primarily targeting HMG-CoA reductase. This compound is useful for quality control and characterization in the pharmaceutical industry, facilitating the analysis of drug purity and stability. It plays a significant role in regulatory compliance and ensures the safety and efficacy of drug formulations. -
Drug Impurity
Tacrolimus impurity 2, also known as Tacrolimus hydroxy acid, represents a significant impurity associated with Tacrolimus. This compound is primarily utilized for analytical purposes in drug quality assessments, enabling researchers to evaluate the purity and stability of Tacrolimus formulations. Its presence can influence pharmacological properties and is essential for ensuring compliance with regulatory standards in pharmaceutical development.

