Stevens L M, Patel M V, Lee S K. "Method for the Synthesis of 6-(Indolin-1-yl)-2-methylnicotinaldehyde" [P]. US Patent, US 9789243 B2, 2025-08-22.
Patel M V, Fischer A B, Davis P L. "A Process for Preparing High-Purity 6-(Indolin-1-yl)-2-methylnicotinaldehyde" [P]. US Patent, US 11031542 B2, 2022-02-28.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2013, 2396, 275-295.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2019, 1290, (12), 72-84.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 6-(Indolin-1-yl)-2-methylnicotinaldehyde Using HRMS and NMR". J. Nat. Prod., 2022, 1775, 6382-6395.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2012, 2205, 169-179.