发明人刘建华,张德明,郭海燕. "Method for the Synthesis of 2-methyl-5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a]azepine-3-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 114369232 B, 授权公告日 2023-05-09.
发明人朱建伟,沈红梅,周伟. "A Process for Preparing High-Purity 2-methyl-5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a]azepine-3-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 117666442 B, 授权公告日 2021-07-09.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2011, 1227, (3), 2788-2801.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2012, 468, 7797-7817.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-methyl-5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a]azepine-3-carbonyl chloride Using HRMS and NMR". Environ. Sci. Technol., 2025, 996, (9), 7111-7131.