发明人何建平,郑宇鹏,李文辉. "Method for the Synthesis of 3-Ethyl-5-methoxy-1-methyl-1h-pyrazole-4-carbaldehyde" [P]. 中国发明专利, 专利号 CN 113129450 B, 授权公告日 2021-07-24.
发明人唐晓军,罗永刚,黄志刚. "A Process for Preparing High-Purity 3-Ethyl-5-methoxy-1-methyl-1h-pyrazole-4-carbaldehyde" [P]. 中国发明专利, 专利号 CN 115917476 B, 授权公告日 2015-08-28.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2023, 756, (9), 858-876.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2013, 438, (4), 2329-2346.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-5-methoxy-1-methyl-1h-pyrazole-4-carbaldehyde Using HRMS and NMR". Anal. Methods, 2015, 974, (6), 952-973.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2018, 93, (3), 8452-8476.