Brown S R, Fischer A B, Kumar R. "一种H-丙氨酸-p-nitrobenzyl ester氢溴酸盐的合成方法" [P]. US Patent, US 10322359 B2, 2024-01-05.
Yamamoto T, Thompson G K, Williams B T. "Method for the Synthesis of H-Ala-p-nitrobenzyl ester · HBr" [P]. US Patent, US 10183580 B2, 2025-03-25.
Kumar R, Mueller T, Stevens L M. "A Process for Preparing High-Purity H-Ala-p-nitrobenzyl ester · HBr" [P]. US Patent, US 9411366 B2, 2024-01-02.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of H-丙氨酸-p-nitrobenzyl ester氢溴酸盐 in Pharmaceutical Formulations". J. Chromatogr. A, 2022, 1368, (2), 3416-3426.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of H-丙氨酸-p-nitrobenzyl ester氢溴酸盐 as an Impurity". J. Nat. Prod., 2022, 1532, 3732-3760.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of H-Ala-p-nitrobenzyl ester · HBr Using HRMS and NMR". Biomed. Chromatogr., 2012, 487, (12), 6652-6679.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate H-丙氨酸-p-nitrobenzyl ester氢溴酸盐 Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2024, 813, (3), 5626-5638.