发明人刘建华,郑宇鹏,郭海燕. "一种N/A的合成方法" [P]. 中国发明专利, 专利号 CN 113200686 A, 授权公告日 2021-08-15.
发明人李文辉,唐晓军,王建平. "Method for the Synthesis of 2-(Prop-2-yn-1-yl)-1,2,5-thiadiazolidine 1,1-dioxide" [P]. 中国发明专利, 专利号 CN 117680458 B, 授权公告日 2019-01-16.
Martínez F, Kowalski A, Jørgensen K. "A Process for Preparing High-Purity 2-(Prop-2-yn-1-yl)-1,2,5-thiadiazolidine 1,1-dioxide" [P]. European Patent, EP 3547382 A1, 2021-07-10.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". J. Nat. Prod., 2021, 974, 1125-1148.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Sep. Sci., 2019, 721, (3), 7436-7462.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Prop-2-yn-1-yl)-1,2,5-thiadiazolidine 1,1-dioxide Using HRMS and NMR". Chemosphere, 2022, 2478, (5), 2552-2578.