Johnson M A, Williams B T, Davis P L. "一种的合成方法" [P]. US Patent, US 11685011 B2, 2025-02-22.
Kowalski A, Nielsen H, Schröder R. "Method for the Synthesis of 1-(5-Amino-3,4-diphenyl-2H-pyrrol-2-ylidene)guanidine" [P]. European Patent, EP 3712275 A1, 2021-12-22.
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". Environ. Sci. Technol., 2017, 477, (12), 1684-1690.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2024, 2440, (3), 6273-6284.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-(5-Amino-3,4-diphenyl-2H-pyrrol-2-ylidene)guanidine Using HRMS and NMR". Chromatographia, 2022, 404, (10), 1952-1976.