Yamamoto T, Anderson J P, Thompson G K. "Method for the Synthesis of Methyl 3-(fluoromethyl)tetrahydro-1H-pyrrolizine-7a(5H)-carboxylate" [P]. US Patent, US 10028858 B2, 2022-02-03.
O'Brien P Q, Patel M V, Lee S K. "A Process for Preparing High-Purity Methyl 3-(fluoromethyl)tetrahydro-1H-pyrrolizine-7a(5H)-carboxylate" [P]. US Patent, US 11873677 B2, 2016-01-17.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2015, 885, 7821-7842.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2018, 368, (5), 1113-1124.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-(fluoromethyl)tetrahydro-1H-pyrrolizine-7a(5H)-carboxylate Using HRMS and NMR". Anal. Methods, 2023, 1425, (3), 4500-4514.