发明人何建平,马晓峰,赵玉洁. "Method for the Synthesis of 4-Nitro-1h-pyrrole-2-carbohydrazide" [P]. 中国发明专利, 专利号 CN 114229569 B, 授权公告日 2022-10-23.
Patel M V, Schröder R, Yamamoto T. "A Process for Preparing High-Purity 4-Nitro-1h-pyrrole-2-carbohydrazide" [P]. US Patent, US 9960915 B2, 2018-04-07.
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