Fischer A B, Schröder R, Stevens L M. "Method for the Synthesis of Propyl 2-amino-4-(4-fluorophenyl)-5-methylthiophene-3-carboxylate" [P]. US Patent, US 10420375 B2, 2017-10-18.
Kumar R, Roberts E F, Fischer A B. "A Process for Preparing High-Purity Propyl 2-amino-4-(4-fluorophenyl)-5-methylthiophene-3-carboxylate" [P]. US Patent, US 10557555 B2, 2015-07-06.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2021, 549, (10), 2966-2985.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2018, 1726, (11), 2304-2326.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Propyl 2-amino-4-(4-fluorophenyl)-5-methylthiophene-3-carboxylate Using HRMS and NMR". J. Sep. Sci., 2015, 696, (7), 5573-5594.