Pemetrexed Impurity 19, with the CAS number 1644286-36-1, is a chemical compound associated with the synthesis of pemetrexed, an antifolate chemotherapy agent used primarily in the treatment of certain types of cancer, including non-small cell lung cancer and mesothelioma. As an impurity, it may arise during the manufacturing process of pemetrexed and can affect the purity and efficacy of the final pharmaceutical product. The characteristics of this compound typically include its molecular structure, which is defined by specific functional groups that influence its chemical behavior and interactions. Impurities like Pemetrexed Impurity 19 are often characterized by their solubility, stability, and reactivity under various conditions. Analytical techniques such as high-performance liquid chromatography (HPLC) and mass spectrometry are commonly employed to identify and quantify such impurities in pharmaceutical formulations. Understanding the properties of impurities is crucial for ensuring the safety and effectiveness of drug products, as they can impact pharmacokinetics and pharmacodynamics.

Pemetrexed Impurity 19

1644286-36-1: Pemetrexed Impurity 19, with the CAS number 1644286-36-1, is a chemical compound associated with the synthesis of pemetrexed, an antifolate chemotherapy agent used primarily in the treatment of certain types of cancer, including non-small cell lung cancer and mesothelioma. As an impurity, it may arise during the manufacturing process of pemetrexed and can affect the purity and efficacy of the final pharmaceutical product. The characteristics of this compound typically include its molecular structure, which is defined by specific functional groups that influence its chemical behavior and interactions. Impurities like Pemetrexed Impurity 19 are often characterized by their solubility, stability, and reactivity under various conditions. Analytical techniques such as high-performance liquid chromatography (HPLC) and mass spectrometry are commonly employed to identify and quantify such impurities in pharmaceutical formulations. Understanding the properties of impurities is crucial for ensuring the safety and effectiveness of drug products, as they can impact pharmacokinetics and pharmacodynamics.

CAS 1644286-36-1

Pemetrexed Impurity 19

Pemetrexed Impurity 24 Disodium Salt (Mixture of Diastereomers)

Ref: 4Z-P-6831