Martínez F, Johansson L, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3784482 A1, 2018-08-20.
Johnson M A, Fischer A B, Schröder R. "Method for the Synthesis of 6-Methyl-2-oxoindoline-4-carbonitrile" [P]. US Patent, US 9969823 B2, 2016-10-18.
Anderson J P, Davis P L, Klinger H. "A Process for Preparing High-Purity 6-Methyl-2-oxoindoline-4-carbonitrile" [P]. US Patent, US 11617108 B2, 2019-09-24.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2024, 224, (3), 3144-3171.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2022, 421, 9834-9850.