发明人韩伟,徐明华,孙丽萍. "Method for the Synthesis of 4-(4-Chlorophenyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one" [P]. 中国发明专利, 专利号 CN 110427591 B, 授权公告日 2020-07-27.
发明人钱学锋,唐晓军,孙丽萍. "A Process for Preparing High-Purity 4-(4-Chlorophenyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one" [P]. 中国发明专利, 专利号 CN 116359309 A, 授权公告日 2015-04-08.
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