Lee S K, Anderson J P, Hughes D C. "Method for the Synthesis of Pemetrexed Impurity 29" [P]. US Patent, US 11611926 B2, 2016-11-02.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 培美曲塞杂质29 in Pharmaceutical Formulations". Talanta, 2016, 468, 692-715.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 培美曲塞杂质29 as an Impurity". J. Nat. Prod., 2015, 1886, 7446-7458.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Pemetrexed Impurity 29 Using HRMS and NMR". Molecules, 2014, 873, 3411-3426.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate 培美曲塞杂质29 Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2025, 818, (1), 1068-1089.