Lee S K, Anderson J P, Brown S R. "一种的合成方法" [P]. US Patent, US 11092990 B2, 2021-08-07.
发明人林芳,黄志刚,徐明华. "Method for the Synthesis of (4S,5S)-1,3-Bis(di-o-tolylmethyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate" [P]. 中国发明专利, 专利号 CN 114527745 A, 授权公告日 2022-09-25.
Martínez F, Johansson L, Kowalski A. "A Process for Preparing High-Purity (4S,5S)-1,3-Bis(di-o-tolylmethyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate" [P]. European Patent, EP 3973729 A1, 2023-11-16.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2016, 1921, 5682-5696.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2018, 1607, (10), 7750-7775.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (4S,5S)-1,3-Bis(di-o-tolylmethyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate Using HRMS and NMR". Biomed. Chromatogr., 2012, 1776, (4), 4152-4164.