Johnson M A, Patel M V, Park J H. "一种的合成方法" [P]. US Patent, US 10884372 B2, 2016-10-13.
发明人张德明,孙丽萍,林芳. "Method for the Synthesis of 3-Methyl-7-phenyl-1H,5H-pyrazolo[1,2-a]pyrazole-1,5-dione" [P]. 中国发明专利, 专利号 CN 117811385 B, 授权公告日 2019-10-06.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2017, 1378, 6887-6914.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 1863, (7), 7690-7698.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methyl-7-phenyl-1H,5H-pyrazolo[1,2-a]pyrazole-1,5-dione Using HRMS and NMR". J. Pharm. Biomed. Anal., 2016, 1903, (7), 8470-8486.