Johansson L, Kowalski A, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3890046 A1, 2015-02-12.
发明人王建平,张德明,唐晓军. "Method for the Synthesis of Methyl 7-hydroxy-4-nitro-2,3-dihydrobenzofuran-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113906663 B, 授权公告日 2015-02-06.
Thompson G K, Lee S K, Kumar R. "A Process for Preparing High-Purity Methyl 7-hydroxy-4-nitro-2,3-dihydrobenzofuran-5-carboxylate" [P]. US Patent, US 11364944 B2, 2023-09-18.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2011, 537, (11), 4708-4733.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 905, (9), 9239-9266.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 7-hydroxy-4-nitro-2,3-dihydrobenzofuran-5-carboxylate Using HRMS and NMR". Sci. Total Environ., 2015, 800, (7), 4805-4828.