Catalog No.
Product Name
Application
Product Information
Citations
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Drug Impurity
Hydroxychloroquine impurity 4 is a known impurity of hydroxychloroquine, primarily identified during the synthesis and quality control of this anti-malarial and anti-inflammatory compound. Research applications include the assessment of drug purity and stability, as well as studies investigating the pharmacological effects and safety profiles of hydroxychloroquine. This impurity serves as a critical reference for analytical methods and regulatory compliance in pharmaceutical development. -
Drug Impurity
Amodiaquine impurity 2, also known as N-Desethyl amodiaquine hydrochloride, serves as a drug impurity of Amodiaquine. This compound is utilized primarily in quality control and analytical chemistry, particularly for assessing the purity of pharmaceutical formulations containing Amodiaquine. Its characterization is essential for ensuring the safety and efficacy of therapeutic agents during drug development and manufacturing processes. -
Drug Impurity
Edoxaban impurity 20 is a minor impurity associated with the anticoagulant Edoxaban. This compound plays a crucial role in pharmaceutical research, particularly in the analysis and characterization of drug formulations. Its presence is essential for assessing the purity and quality of Edoxaban, ensuring compliance with regulatory standards in drug development and production. -
Drug Impurity
Cetirizine impurity 10, also known as Cetirizine amide, is a specific impurity associated with the antihistamine cetirizine. It is primarily utilized for analytical and quality control purposes in pharmaceutical research, facilitating the assessment of drug purity and stability. This compound serves as a critical standard in identifying and quantifying impurities during the development and manufacturing processes. -
Drug Impurity
Paracetamol impurity 3, also known as p-Chloroacetanilide, is a known impurity associated with the synthesis of Paracetamol. This compound is frequently analyzed in pharmacological studies and quality control assessments to ensure the purity of Paracetamol formulations. Its detection and characterization are crucial for regulatory compliance and the evaluation of pharmaceutical quality. -
Drug Impurity
Salbutamol impurity 3, also known as Salbutamol impurity K, is classified as a drug impurity associated with Salbutamol. This compound is primarily utilized in analytical chemistry for the characterization and quantification of Salbutamol formulations. Its identification is crucial for ensuring the quality and safety of pharmaceutical products containing Salbutamol. -
Drug Impurity
Lamivudine impurity 7 is a characterized impurity of the antiviral agent Lamivudine. This compound is critical for quality control and pharmacological assessments in the development of Lamivudine-based therapies. Its analysis is important for ensuring the purity and safety of pharmaceutical formulations containing Lamivudine, and it serves as an analytical standard in regulatory submissions and research applications. -
Drug Impurity
Azilsartan impurity 21, also known as Desethyl azilsartan medoxomil, is a notable impurity associated with Azilsartan. It serves as a critical reference standard in the analysis of pharmaceutical formulations, particularly for quality control and method validation. This compound can be utilized in research focused on the pharmacokinetics and metabolism of Azilsartan, aiding in the assessment of drug purity and stability in various formulations. -
Drug Impurity
Clindamycin palmitate impurity 5, also known as Clindamycin pentadecanoate, is identified as a drug impurity associated with clindamycin formulations. Its presence may influence the pharmacokinetic profiles and safety assessments of clindamycin-based therapies. This compound is crucial for researchers engaged in drug stability studies, impurity profiling, and formulation development within pharmaceutical and medicinal chemistry contexts. -
Drug Impurity
Clindamycin palmitate impurity 8, also known as Clindamycin 3-palmitate, is a drug impurity associated with the antibiotic clindamycin. This compound serves as a significant analytical reference for quality control and research applications in pharmaceutical development. Its presence may impact the efficacy and safety profiles of clindamycin formulations, making it essential for comprehensive studies on drug composition and stability. -
Drug Impurity
Betamethasone acetate impurity 2 is an impurity associated with Betamethasone acetate, a synthetic corticosteroid with anti-inflammatory and immunosuppressive properties. This compound is utilized primarily in analytical chemistry to assess the purity of Betamethasone acetate formulations. Research applications include quality control and characterization of pharmaceutical products, ensuring compliance with regulatory standards. -
Drug Impurity
Palbociclib impurity 49 is a chemical impurity associated with the drug palbociclib, a selective inhibitor of cyclin-dependent kinases 4 and 6 (CDK4/6). This impurity serves as a key standard for analytical applications in drug development and quality control processes. Its characterization is essential for ensuring the purity and efficacy of palbociclib formulations in preclinical and clinical research. -
Drug Impurity
Citalopram impurity 2, also known as (rac)-Didemethyl citalopram, serves as a known impurity in the synthesis of Citalopram. This chemical compound is relevant for analytical chemists seeking to assess the purity of pharmaceutical preparations and to understand potential degradation products. Its characterization is crucial for quality control in the development of selective serotonin reuptake inhibitors (SSRIs). -
Drug Impurity
Rivaroxaban impurity 21 is a chemical impurity associated with Rivaroxaban, a direct factor Xa inhibitor. This compound can be utilized for analytical purposes in the quality control of pharmaceutical formulations and in research to understand the synthesis and degradation pathways of Rivaroxaban. Its identification and quantification are essential for ensuring the purity and safety of Rivaroxaban-based products. -
Impurity
QS-S2 is an impurity associated with QS-21, a potent adjuvant targeting the innate immune system. Research indicates that QS-21 enhances antigenicity and modulates immune responses, making it valuable in vaccine development and related immunological studies. QS-S2 serves as a critical reference for purity assessments and quality control in research applications involving QS-21. -
Drug Impurity
Azilsartan impurity 27 is characterized as a drug impurity associated with Azilsartan, an antihypertensive agent. This impurity is relevant for analytical research and quality control in pharmaceutical development, particularly in assessing the purity and stability of Azilsartan formulations. Its identification and quantification may provide insights into synthesis methods and help ensure compliance with regulatory standards. -
Drug Impurity
Rivaroxaban impurity 2 is identified as an impurity associated with Rivaroxaban, a direct Factor Xa inhibitor. This compound is primarily utilized in analytical studies to investigate the purity and stability of Rivaroxaban formulations. Its presence may affect the pharmacological profile and safety assessment of Rivaroxaban in therapeutic applications. -
Drug Impurity
Clindamycin palmitate impurity 3 hydrochloride, also known as Clindamycin palmitate sulfoxide hydrochloride, is classified as a drug impurity. This compound is essential for assessing the quality and safety of formulations containing clindamycin. It serves as a valuable reference standard in pharmaceutical research and development, particularly in the analysis and control of drug impurities. -
Drug Impurity
Ketoprofen Impurity 9 is a known impurity of Ketoprofen, a non-steroidal anti-inflammatory drug (NSAID) that primarily targets cyclooxygenase enzymes (COX-1 and COX-2). This compound serves as a valuable reference standard in pharmaceutical research, aiding in the assessment of drug purity and compliance with regulatory standards. Its characterization is crucial for quality control and for understanding the potential impacts of impurities on the therapeutic profile of Ketoprofen. -
Drug Impurity
Rabeprazole impurity 17 is a known impurity related to the proton pump inhibitor Rabeprazole. It serves as a critical compound for analytical studies and quality control in pharmaceutical formulations. This impurity is important for investigating the chemical stability and regulatory compliance of Rabeprazole in drug development processes. -
Drug Impurity
Tamsulosin impurity 9 is a chemical impurity associated with Tamsulosin, a selective alpha-1 adrenergic antagonist. This compound is crucial for assessing the purity and stability of Tamsulosin formulations. It serves as an important reference in pharmaceutical research and development, particularly in the quality control of drug products containing Tamsulosin. -
Drug Impurity
Apixaban impurity 47 is a recognized impurity associated with Apixaban, a direct factor Xa inhibitor. This compound is primarily used in the analysis of drug formulations and quality control processes to assess the purity of Apixaban samples. It is valuable for researchers in pharmacology and toxicology studies focused on anticoagulant drug development and safety evaluation. -
Drug Impurity
Azilsartan impurity 2 is a known impurity of the antihypertensive agent azilsartan, targeting the angiotensin II receptor. This compound is utilized in quality control and method development to ensure the purity and safety of azilsartan formulations in pharmaceutical research. Its characterization is critical for compliance with regulatory standards in drug development. -
Drug Impurity
Levofloxacin impurity 9 is a known impurity of the antibiotic Levofloxacin, primarily serving as a reference standard for analytical applications. This compound is utilized in the quality control and characterization of pharmaceutical formulations to ensure compliance with regulatory guidelines. Its presence and quantification are crucial for assessing the purity and safety of Levofloxacin products in drug development and manufacturing processes. -
Drug Impurity
Betamethasone dipropionate impurity 3 is an identified impurity associated with the corticosteroid Betamethasone dipropionate. This compound can be utilized in analytical studies and quality control processes to assess the purity of pharmaceutical formulations. Understanding the presence and behavior of drug impurities is crucial for ensuring product efficacy and safety in clinical applications. -
Drug Impurity
Methoxyamiodarone impurity 1 is a chemical impurity associated with the compound Methoxyamiodarone. It serves as an important reference standard in drug development and quality control, aiding in the characterization and assessment of the purity of pharmaceutical formulations. This impurity can be utilized in analytical studies to ensure compliance with regulatory guidelines and to facilitate the understanding of the compound's safety and efficacy profile. -
Drug Impurity
Prasugrel impurity 8 maleate is a chemical impurity associated with the synthesis of Prasugrel maleate. It is primarily utilized in analytical chemistry for quality control and regulatory compliance in pharmaceutical development. This compound serves as an important reference standard for assessing the purity and stability of Prasugrel formulations in research settings. -
Drug Impurity
Ibrutinib Impurity 5, also known as (S)-Ibrutinib, is a chemical impurity associated with the drug Ibrutinib. This compound may be utilized in analytical studies to assess the purity and quality of Ibrutinib formulations. Its characterization can aid in understanding potential variations in drug synthesis and enhance the reliability of clinical applications. -
Drug Impurity
Ketoprofen impurity 5, also known as rac Ketoprofen amide, is a detected impurity in the synthesis of Ketoprofen. This compound serves as a valuable reference standard for analytical studies in the quality control of pharmaceutical formulations. Its characterization can enhance the understanding of the compound's synthesis process and assist in the assessment of product purity in drug development applications. -
Drug Impurity
Dutasteride Impurity 1 is a chemical impurity derived from Dutasteride, a dual 5-alpha-reductase inhibitor used in the treatment of benign prostatic hyperplasia. This impurity is essential for analytical applications, including method development and validation, stability testing, and quality control in pharmaceutical formulations. Researchers can utilize this compound to assess the purity and efficacy of Dutasteride in various drug development processes. -
Drug Impurity
Nizatidine impurity 1 is a known impurity associated with the histamine H2 receptor antagonist Nizatidine. It serves as a reference standard for quality control and analytical testing in pharmaceutical development. This reagent is utilized in the investigation of drug purity, stability studies, and regulatory compliance assessments in the production of Nizatidine. -
Drug Impurity
Apixaban impurity 1 is a known impurity associated with the anticoagulant drug Apixaban, primarily functioning as a factor Xa inhibitor. This compound is essential for analytical and quality control studies related to the synthesis and purity assessment of Apixaban. It serves as a reference standard in research applications focusing on drug development, formulation stability, and impurity profiling. -
Drug Impurity
2-Chloro-5-nitrobenzoic acid is identified as a related impurity in the synthesis of Mesalazine. This compound serves as a significant marker in assessing the purity and quality of the pharmaceutical formulation. Its detection and quantification are crucial for evaluating drug safety and efficacy, making it valuable in chemical analysis and regulatory compliance in pharmaceutical research. -
Drug Impurity
Afatinib impurity 4 is a characterized impurity of the EGFR inhibitor Afatinib, which is utilized in cancer therapeutics. This compound serves as an important standard in analytical chemistry, allowing for the assessment of drug purity and the monitoring of impurities during the drug development process. Its relevance in pharmacokinetics and toxicology studies makes it essential for researchers working on related drug formulations. -
Drug Impurity
Diclofenac impurity 8, also known as Diclofenac impurity B, is a drug impurity associated with the nonsteroidal anti-inflammatory drug Diclofenac. This compound can be used in research to study the stability and degradation pathways of Diclofenac formulations. Investigating such impurities is essential for understanding potential safety and efficacy implications in pharmaceutical development. -
Drug Impurity
Irbesartan impurity 4, also known as Losartan Dibromo Impurity, is a chemical impurity related to the angiotensin II receptor antagonist, Irbesartan. This compound serves as a reference standard in the analysis of Irbesartan formulations, allowing for the detection and quantification of impurities during quality control and stability studies. Its characterization is essential for ensuring the safety and efficacy of pharmaceutical products containing Irbesartan. -
Drug Impurity
Terbinafine impurity 1 (N-Methyl-1-naphthylmethylamine) is a known impurity associated with the antifungal agent terbinafine. This compound serves as an important reference material for analytical method development and quality control in pharmaceutical research. Its identification and quantification are crucial for ensuring the purity and efficacy of terbinafine formulations. -
Drug Impurity
Raloxifene impurity 7 is a byproduct associated with the synthesis of Raloxifene, a selective estrogen receptor modulator (SERM). Its chemical profile is important for understanding the purity and quality of Raloxifene formulations. This impurity can be utilized in stability studies, method validation, and compliance testing within pharmaceutical research settings. -
Drug Impurity
Oseltamivir impurity 68 is a chemical impurity associated with Oseltamivir, an antiviral medication primarily targeting the influenza virus. This compound is significant for analytical chemistry and quality control in pharmaceutical research and development. Its characterization aids in ensuring the purity and efficacy of Oseltamivir formulations. -
Drug Impurity
Sorafenib Impurity 4 is a defined impurity associated with Sorafenib, primarily known for its role in targeting multiple kinases involved in cell proliferation and angiogenesis. This impurity is crucial for analytical studies and method development in quality control processes. It is essential for researchers investigating the purity and stability of Sorafenib formulations, ensuring compliance with regulatory standards in pharmaceutical development. -
Drug Impurity
Ticagrelor impurity 6 is a characterized impurity of the antiplatelet agent Ticagrelor, primarily utilized in pharmacological research and quality control. This compound can serve as a reference standard for identifying and quantifying related substances in Ticagrelor formulations. Its analysis is essential for ensuring the purity and stability of Ticagrelor in clinical settings and pharmaceutical formulations. -
Drug Impurity
3-(2,3-Dihydrobenzofuran-7-yl)acrylic acid serves as a drug impurity that can be encountered in pharmaceutical research and development processes. This compound may potentially influence drug formulation stability and efficacy assessments. Its structural attributes are crucial for studies focused on impurity profiling, safety evaluations, and compliance with regulatory standards in drug development. -
Drug Impurity
Tandospirone impurity 4 is a structural impurity associated with Tandospirone, a therapeutic agent primarily used for its anxiolytic properties. This impurity serves as an important reference standard in quality control and analytical applications to ensure the purity and safety of Tandospirone formulations. Its characterization is essential in pharmaceutical development and regulatory compliance. -
Drug Impurity
Vonoprazan impurity 7 is a chemical impurity associated with the proton pump inhibitor Vonoprazan. This compound may be used in the evaluation of drug purity and stability, contributing to the assessment of pharmaceutical quality and regulatory compliance. It serves as a reference standard in analytical chemistry for the characterization and quantification of Vonoprazan-related substances in research applications. -
Impurity of Asenapine
Asenapine impurity 1 is a recognized impurity of Asenapine, an atypical antipsychotic known for its antagonistic activity on serotonin, adrenoceptors, dopamine, and histamine receptors. With reported pKi values ranging from 8.2 to 10.5 across these targets, it is relevant for studies investigating the pharmacological profile of Asenapine. This impurity is important for quality control and characterization in research contexts focused on schizophrenia and bipolar disorder treatments. -
Drug Impurity
Pantoprazole impurity 42 is a characterized impurity of the proton pump inhibitor Pantoprazole. Its presence is critical for pharmaceutical analysis and quality control, ensuring the purity and safety of Pantoprazole formulations. This compound serves as an essential reference standard for the identification and quantification of impurities during drug development and regulatory assessments. -
Drug Impurity
Afatinib impurity 6 is a chemical impurity associated with Afatinib, an irreversible inhibitor targeting the epidermal growth factor receptor (EGFR). This compound is utilized predominantly for the assessment of drug purity and stability in pharmaceutical research. Its presence and characterization are essential for ensuring the quality and efficacy of Afatinib formulations in clinical applications. -
Drug Impurity
Gabapentin acid impurity 4 is a known impurity of Gabapentin acid, primarily utilized in the context of drug quality control. This compound serves as an analytical standard for the identification and quantification of impurities within pharmaceutical formulations. Research applications include stability studies and the assessment of purity in gabapentin-related products, ensuring compliance with regulatory standards. -
Drug Impurity
Aripiprazole impurity 31 is a chemical impurity related to the antipsychotic agent Aripiprazole. Characterized as a potential byproduct in the synthesis of Aripiprazole, this compound is crucial for quality control and regulatory compliance in pharmaceutical development. Its identification and characterization can aid in understanding the compound's stability and overall purity in drug formulations. -
Drug Impurity
Ellamod impurity 2 is a characterized impurity of the drug Ellamod. This compound is essential for pharmacokinetic studies and ensures the identification and quantification of active and inactive ingredients within drug formulations. It serves as a valuable reference standard in the analysis of drug purity and efficacy, facilitating compliance with regulatory requirements in pharmaceutical development.

