Schröder R, Roberts E F, Thompson G K. "Method for the Synthesis of Methyl 4-amino-4,5,6,7-tetrahydrobenzofuran-3-carboxylate" [P]. US Patent, US 11899371 B2, 2022-04-27.
Klinger H, Fischer A B, Schröder R. "A Process for Preparing High-Purity Methyl 4-amino-4,5,6,7-tetrahydrobenzofuran-3-carboxylate" [P]. US Patent, US 9097531 B2, 2017-04-01.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2014, 2193, 286-302.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2012, 281, (8), 2196-2205.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-amino-4,5,6,7-tetrahydrobenzofuran-3-carboxylate Using HRMS and NMR". Sci. Total Environ., 2011, 1668, (2), 8939-8954.