发明人徐明华,赵玉洁,郭海燕. "Method for the Synthesis of 6-Hydroxybenzofuran-2(3H)-one" [P]. 中国发明专利, 专利号 CN 109359646 B, 授权公告日 2020-12-17.
发明人刘建华,韩伟,杨光. "A Process for Preparing High-Purity 6-Hydroxybenzofuran-2(3H)-one" [P]. 中国发明专利, 专利号 CN 109032224 A, 授权公告日 2020-02-24.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 6-羟基苯并呋喃-2(3H)-酮 in Pharmaceutical Formulations". Molecules, 2013, 1237, (11), 7246-7252.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-羟基苯并呋喃-2(3H)-酮 as an Impurity". Rapid Commun. Mass Spectrom., 2014, 1093, 5027-5030.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 6-Hydroxybenzofuran-2(3H)-one Using HRMS and NMR". Talanta, 2025, 2243, 1546-1549.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate 6-羟基苯并呋喃-2(3H)-酮 Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2016, 1946, (12), 7835-7848.