Mueller T, Brown S R, Kumar R. "一种的合成方法" [P]. US Patent, US 11263977 B2, 2016-03-13.
发明人胡光,刘建华,高志强. "Method for the Synthesis of 7-Chloropyrazolo[1,5-a]pyrimidine-5-carbaldehyde" [P]. 中国发明专利, 专利号 CN 112499782 B, 授权公告日 2019-06-04.
发明人李文辉,徐明华,罗永刚. "A Process for Preparing High-Purity 7-Chloropyrazolo[1,5-a]pyrimidine-5-carbaldehyde" [P]. 中国发明专利, 专利号 CN 113950718 B, 授权公告日 2022-12-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2023, 2031, 2477-2485.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 1043, 4419-4429.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 7-Chloropyrazolo[1,5-a]pyrimidine-5-carbaldehyde Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2016, 895, (6), 4866-4888.