发明人王建平,刘建华,张德明. "Method for the Synthesis of tert-Butyl 3'-amino-2'H-spiro[cyclopropane-1,6'-pyrrolo[3,4-c]pyrazole]-5'(4'H)-carboxylate" [P]. 中国发明专利, 专利号 CN 108191058 B, 授权公告日 2023-09-20.
Williams B T, Johnson M A, Chen K W. "A Process for Preparing High-Purity tert-Butyl 3'-amino-2'H-spiro[cyclopropane-1,6'-pyrrolo[3,4-c]pyrazole]-5'(4'H)-carboxylate" [P]. US Patent, US 10052627 B2, 2021-09-17.
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