Thompson G K, Chen K W, Stevens L M. "Method for the Synthesis of 1-Methyl-3,4-dihydro-1H-2-benzopyran-1-carboxylic acid" [P]. US Patent, US 11306096 B2, 2025-04-11.
发明人黄志刚,沈红梅,罗永刚. "A Process for Preparing High-Purity 1-Methyl-3,4-dihydro-1H-2-benzopyran-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110123090 A, 授权公告日 2018-08-26.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2024, 1851, 2982-2990.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2024, 1253, 1480-1498.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-3,4-dihydro-1H-2-benzopyran-1-carboxylic acid Using HRMS and NMR". Food Chem., 2023, 2016, (2), 7545-7564.