发明人李文辉,陈志强,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116559349 A, 授权公告日 2025-05-13.
发明人林芳,郭海燕,罗永刚. "Method for the Synthesis of 3-Methyl-6,7-dihydro-2H-indazol-4(5H)-one" [P]. 中国发明专利, 专利号 CN 112021899 B, 授权公告日 2023-12-20.
O'Brien P Q, Davis P L, Williams B T. "A Process for Preparing High-Purity 3-Methyl-6,7-dihydro-2H-indazol-4(5H)-one" [P]. US Patent, US 11944625 B2, 2018-03-07.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2016, 964, (3), 511-516.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2025, 912, (4), 1146-1158.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methyl-6,7-dihydro-2H-indazol-4(5H)-one Using HRMS and NMR". Biomed. Chromatogr., 2022, 1785, (11), 2147-2173.