Lee S K, Johnson M A, Fischer A B. "一种的合成方法" [P]. US Patent, US 9642940 B2, 2021-09-09.
Anderson J P, Park J H, Johnson M A. "Method for the Synthesis of 6-bromospiro[benzofuran-3,1'-cyclopentane]-2-one" [P]. US Patent, US 10845068 B2, 2023-07-19.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2019, 935, 6862-6868.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2016, 2280, (8), 1988-1993.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-bromospiro[benzofuran-3,1'-cyclopentane]-2-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2014, 2051, (9), 8227-8247.