Lee S K, Davis P L, Anderson J P. "Method for the Synthesis of 1220476-09-4
2H-1-Benzopyran,6-bromo-3,4-dihydro-2,2-dimethyl-8-(1-methylethyl)-" [P]. US Patent, US 11980889 B2, 2020-10-25.
Klinger H, Schröder R, Brown S R. "A Process for Preparing High-Purity 1220476-09-4
2H-1-Benzopyran,6-bromo-3,4-dihydro-2,2-dimethyl-8-(1-methylethyl)-" [P]. US Patent, US 10992547 B2, 2025-01-08.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2020, 1373, 8033-8063.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2012, 1113, 7457-7460.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1220476-09-4
2H-1-Benzopyran,6-bromo-3,4-dihydro-2,2-dimethyl-8-(1-methylethyl)- Using HRMS and NMR". J. Chromatogr. A, 2018, 1219, (10), 3855-3875.