发明人钱学锋,沈红梅,黄志刚. "Method for the Synthesis of Di-tert-butyl 2,2'-(3-ethynyl-1,8-naphthyridine-2,7-diyl)bis(1H-pyrrole-1-carboxylate)" [P]. 中国发明专利, 专利号 CN 110050060 B, 授权公告日 2025-04-28.
发明人王建平,朱建伟,何建平. "A Process for Preparing High-Purity Di-tert-butyl 2,2'-(3-ethynyl-1,8-naphthyridine-2,7-diyl)bis(1H-pyrrole-1-carboxylate)" [P]. 中国发明专利, 专利号 CN 114665035 A, 授权公告日 2024-05-17.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2010, 572, 8745-8760.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2019, 1920, (4), 9753-9773.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Di-tert-butyl 2,2'-(3-ethynyl-1,8-naphthyridine-2,7-diyl)bis(1H-pyrrole-1-carboxylate) Using HRMS and NMR". J. Pharm. Biomed. Anal., 2019, 1641, 2108-2127.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2015, 385, (12), 741-769.