Davis P L, Mueller T, Williams B T. "一种(S)-1-(2-氨基乙酰基)-4,4-二氟吡咯烷-2-甲腈盐酸盐的合成方法" [P]. US Patent, US 9645428 B2, 2025-02-12.
Williams B T, Kumar R, Roberts E F. "Method for the Synthesis of (S)-1-(2-Aminoacetyl)-4,4-difluoropyrrolidine-2-carbonitrile Hydrochloride" [P]. US Patent, US 11456026 B2, 2021-11-26.
发明人孙丽萍,沈红梅,郑宇鹏. "A Process for Preparing High-Purity (S)-1-(2-Aminoacetyl)-4,4-difluoropyrrolidine-2-carbonitrile Hydrochloride" [P]. 中国发明专利, 专利号 CN 108966087 B, 授权公告日 2025-10-26.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of (S)-1-(2-氨基乙酰基)-4,4-二氟吡咯烷-2-甲腈盐酸盐 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2017, 1228, (10), 5549-5578.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of (S)-1-(2-氨基乙酰基)-4,4-二氟吡咯烷-2-甲腈盐酸盐 as an Impurity". J. Sep. Sci., 2014, 994, (3), 1918-1926.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (S)-1-(2-Aminoacetyl)-4,4-difluoropyrrolidine-2-carbonitrile Hydrochloride Using HRMS and NMR". J. Nat. Prod., 2014, 1653, (9), 6110-6139.