Klinger H, Anderson J P, Roberts E F. "一种替扎尼定-d4盐酸盐的合成方法" [P]. US Patent, US 11933224 B2, 2016-06-06.
Thompson G K, Schröder R, Stevens L M. "Method for the Synthesis of Tizanidine-d4 Hydrochloride" [P]. US Patent, US 11021610 B2, 2022-08-15.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 替扎尼定-d4盐酸盐 in Pharmaceutical Formulations". Chromatographia, 2022, 1346, 7501-7522.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of 替扎尼定-d4盐酸盐 as an Impurity". J. Agric. Food Chem., 2022, 2209, (10), 7271-7277.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Tizanidine-d4 Hydrochloride Using HRMS and NMR". Phytochemistry, 2015, 1213, (6), 4512-4537.