Lee S K, O'Brien P Q, Williams B T. "一种的合成方法" [P]. US Patent, US 11554135 B2, 2024-08-14.
发明人郭海燕,林芳,孙丽萍. "Method for the Synthesis of 1'-Ethyl-5'-nitrospiro[cyclopropane-1,3'-indolin]-2'-one" [P]. 中国发明专利, 专利号 CN 113532226 A, 授权公告日 2025-10-14.
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". Anal. Methods, 2025, 1036, (9), 7262-7280.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2024, 2437, 5375-5386.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1'-Ethyl-5'-nitrospiro[cyclopropane-1,3'-indolin]-2'-one Using HRMS and NMR". Environ. Sci. Technol., 2015, 783, (7), 8561-8585.