Williams B T, Stevens L M, Patel M V. "一种的合成方法" [P]. US Patent, US 11571526 B2, 2024-02-10.
发明人杨光,郭海燕,马晓峰. "Method for the Synthesis of 2,2-Difluoro-2-(1-hydroxycyclobutyl)acetic acid" [P]. 中国发明专利, 专利号 CN 109458701 B, 授权公告日 2021-07-28.
发明人韩伟,沈红梅,杨光. "A Process for Preparing High-Purity 2,2-Difluoro-2-(1-hydroxycyclobutyl)acetic acid" [P]. 中国发明专利, 专利号 CN 108568893 B, 授权公告日 2016-09-01.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2022, 1159, 1270-1283.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2019, 1948, 9668-9686.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2,2-Difluoro-2-(1-hydroxycyclobutyl)acetic acid Using HRMS and NMR". Anal. Chem., 2015, 1395, (6), 4297-4310.