发明人钱学锋,周伟,张德明. "Method for the Synthesis of Methyl 4-bromo-5-(2,4-difluorophenyl)-1h-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114392611 B, 授权公告日 2024-08-07.
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