发明人周伟,徐明华,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111368174 A, 授权公告日 2017-01-28.
发明人罗永刚,徐明华,钱学锋. "Method for the Synthesis of 1217644-25-1
3-amino-5-methoxy-1H-indole-2-carboxylic acid ethyl ester
Fmoc-(R)-2-amino-2-methyl-3-hydroxypropanoic acid
ethyl 3-amino-5-methoxy-1H-indole-2-carboxylate
ethyl 3-azanyl-5-methoxy-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109713838 B, 授权公告日 2016-12-14.
发明人郭海燕,沈红梅,唐晓军. "A Process for Preparing High-Purity 1217644-25-1
3-amino-5-methoxy-1H-indole-2-carboxylic acid ethyl ester
Fmoc-(R)-2-amino-2-methyl-3-hydroxypropanoic acid
ethyl 3-amino-5-methoxy-1H-indole-2-carboxylate
ethyl 3-azanyl-5-methoxy-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114539493 A, 授权公告日 2016-12-15.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2021, 844, 2166-2183.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2020, 544, 5623-5643.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 1217644-25-1
3-amino-5-methoxy-1H-indole-2-carboxylic acid ethyl ester
Fmoc-(R)-2-amino-2-methyl-3-hydroxypropanoic acid
ethyl 3-amino-5-methoxy-1H-indole-2-carboxylate
ethyl 3-azanyl-5-methoxy-1H-indole-2-carboxylate Using HRMS and NMR". Phytochemistry, 2025, 1298, (10), 4855-4876.