Nowak P, Jørgensen K, Johansson L. "Method for the Synthesis of (R)-2-Methyl-2-((4R,8R)-4,8,12-trimethyltridecyl)chroman-6-ol" [P]. European Patent, EP 3711027 A1, 2022-11-02.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". Molecules, 2025, 2437, 1056-1067.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Chromatogr. A, 2010, 99, (1), 6657-6684.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (R)-2-Methyl-2-((4R,8R)-4,8,12-trimethyltridecyl)chroman-6-ol Using HRMS and NMR". Sci. Total Environ., 2019, 2261, (1), 5139-5164.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate N/A Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2022, 1972, (12), 9232-9259.