Williams B T, O'Brien P Q, Davis P L. "一种的合成方法" [P]. US Patent, US 11796173 B2, 2021-11-12.
Schröder R, Chen K W, Hughes D C. "Method for the Synthesis of Spiro[indoline-3,4'-piperidin]-2-one" [P]. US Patent, US 9798772 B2, 2023-09-21.
发明人郭海燕,张德明,赵玉洁. "A Process for Preparing High-Purity Spiro[indoline-3,4'-piperidin]-2-one" [P]. 中国发明专利, 专利号 CN 109514746 A, 授权公告日 2020-06-02.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 1344, 5088-5094.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2024, 1529, 8011-8033.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Spiro[indoline-3,4'-piperidin]-2-one Using HRMS and NMR". J. Sep. Sci., 2022, 2052, (8), 715-738.