Anderson J P, Schröder R, Kumar R. "Method for the Synthesis of 2-(tert-Butoxycarbonyl)-7,7-difluoro-2-azabicyclo[4.1.0]heptane-3-carboxylic acid" [P]. US Patent, US 10742521 B2, 2025-02-18.
发明人张德明,钱学锋,胡光. "A Process for Preparing High-Purity 2-(tert-Butoxycarbonyl)-7,7-difluoro-2-azabicyclo[4.1.0]heptane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116085179 A, 授权公告日 2023-01-11.
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