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Lee S K, Fischer A B, Chen K W. "Method for the Synthesis of tert-Butyl (3-(1-acetylpyrrolidin-2-yl)pyridin-2-yl)carbamate" [P]. US Patent, US 9748603 B2, 2023-12-10.
Brown S R, Patel M V, Yamamoto T. "A Process for Preparing High-Purity tert-Butyl (3-(1-acetylpyrrolidin-2-yl)pyridin-2-yl)carbamate" [P]. US Patent, US 11454651 B2, 2020-11-01.
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