Johnson M A, Chen K W, Williams B T. "一种的合成方法" [P]. US Patent, US 11520101 B2, 2020-06-28.
发明人王建平,林芳,胡光. "Method for the Synthesis of (E)-Ethyl 2-(4-methoxy-3-(3-methoxypropoxy)benzylidene)-3-methylbutanoate" [P]. 中国发明专利, 专利号 CN 117584154 B, 授权公告日 2015-08-10.
Johnson M A, Fischer A B, Klinger H. "A Process for Preparing High-Purity (E)-Ethyl 2-(4-methoxy-3-(3-methoxypropoxy)benzylidene)-3-methylbutanoate" [P]. US Patent, US 9968396 B2, 2020-01-09.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2016, 325, 7484-7498.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 1438, (12), 749-770.