Nielsen H, Mueller T C, Johansson L. "一种的合成方法" [P]. European Patent, EP 3615861 A1, 2017-11-08.
发明人朱建伟,王建平,刘建华. "Method for the Synthesis of Methyl 2-cyano(2,2-dimethyltetrahydro-4H-pyran-4-ylidene)acetate" [P]. 中国发明专利, 专利号 CN 115188337 A, 授权公告日 2017-10-05.
Anderson J P, Klinger H, Brown S R. "A Process for Preparing High-Purity Methyl 2-cyano(2,2-dimethyltetrahydro-4H-pyran-4-ylidene)acetate" [P]. US Patent, US 11258851 B2, 2023-04-23.
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". J. Agric. Food Chem., 2013, 801, 1960-1964.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2025, 881, 7947-7964.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 2-cyano(2,2-dimethyltetrahydro-4H-pyran-4-ylidene)acetate Using HRMS and NMR". Talanta, 2014, 235, (2), 7376-7402.