Davis P L, Schröder R, Fischer A B. "一种的合成方法" [P]. US Patent, US 9542931 B2, 2018-11-10.
发明人张德明,朱建伟,罗永刚. "Method for the Synthesis of cis-3-[(tert-butoxycarbonylamino)methyl]-2,2-difluoro-cyclopropanecarboxylic acid" [P]. 中国发明专利, 专利号 CN 109279944 A, 授权公告日 2015-01-07.
发明人王建平,韩伟,周伟. "A Process for Preparing High-Purity cis-3-[(tert-butoxycarbonylamino)methyl]-2,2-difluoro-cyclopropanecarboxylic acid" [P]. 中国发明专利, 专利号 CN 108589947 A, 授权公告日 2017-04-22.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2016, 670, 7664-7689.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2024, 1406, (11), 3663-3680.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of cis-3-[(tert-butoxycarbonylamino)methyl]-2,2-difluoro-cyclopropanecarboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2021, 710, (5), 7738-7763.