Thompson G K, Park J H, Yamamoto T. "Method for the Synthesis of Methyl 3-[(E)-[(dimethylamino)methylidene]amino]-4-(4-fluorophenyl)thiophene-2-carboxylate" [P]. US Patent, US 11819209 B2, 2016-10-10.
发明人钱学锋,孙丽萍,王建平. "A Process for Preparing High-Purity Methyl 3-[(E)-[(dimethylamino)methylidene]amino]-4-(4-fluorophenyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113287555 B, 授权公告日 2021-06-01.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2013, 1485, (12), 4681-4707.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2024, 167, 8166-8179.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-[(E)-[(dimethylamino)methylidene]amino]-4-(4-fluorophenyl)thiophene-2-carboxylate Using HRMS and NMR". J. Nat. Prod., 2018, 1936, (7), 4221-4225.