发明人张德明,朱建伟,黄志刚. "Method for the Synthesis of 6-chloro-1-isopropyl-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde" [P]. 中国发明专利, 专利号 CN 109050460 B, 授权公告日 2015-04-18.
发明人王建平,高志强,郑宇鹏. "A Process for Preparing High-Purity 6-chloro-1-isopropyl-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde" [P]. 中国发明专利, 专利号 CN 117472346 B, 授权公告日 2017-03-06.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 6-chloro-1-isopropyl-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde in Pharmaceutical Formulations". J. Sep. Sci., 2014, 336, 9957-9974.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-chloro-1-isopropyl-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde as an Impurity". Chromatographia, 2024, 1133, 160-179.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-chloro-1-isopropyl-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde Using HRMS and NMR". Sci. Total Environ., 2014, 152, (10), 1669-1685.