发明人杨光,沈红梅,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111443061 A, 授权公告日 2016-03-15.
Brown S R, Anderson J P, Patel M V. "Method for the Synthesis of Methyl 5-bromopyrazolo[1,5-a]pyrimidine-2-carboxylate" [P]. US Patent, US 10968566 B2, 2025-09-05.
发明人郑宇鹏,王建平,罗永刚. "A Process for Preparing High-Purity Methyl 5-bromopyrazolo[1,5-a]pyrimidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117639351 A, 授权公告日 2018-08-12.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 2335, 8118-8136.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2022, 414, (6), 1906-1931.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-bromopyrazolo[1,5-a]pyrimidine-2-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2015, 366, 4094-4117.