发明人韩伟,孙丽萍,钱学锋. "一种1-苄基-1H-吡唑并[3,4-d]哒嗪-4(5H)-酮的合成方法" [P]. 中国发明专利, 专利号 CN 110732015 A, 授权公告日 2021-06-10.
发明人刘建华,张德明,赵玉洁. "Method for the Synthesis of 1-Benzyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one" [P]. 中国发明专利, 专利号 CN 117319334 B, 授权公告日 2017-06-17.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 1-苄基-1H-吡唑并[3,4-d]哒嗪-4(5H)-酮 in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 717, 2501-2505.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-苄基-1H-吡唑并[3,4-d]哒嗪-4(5H)-酮 as an Impurity". J. Sep. Sci., 2011, 1496, (7), 8263-8268.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 1-Benzyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one Using HRMS and NMR". Anal. Chem., 2010, 1470, (10), 1380-1386.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate 1-苄基-1H-吡唑并[3,4-d]哒嗪-4(5H)-酮 Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2022, 673, (10), 2159-2163.