Roberts E F, Anderson J P, Hughes D C. "Method for the Synthesis of 4-Cyclopropyl-1-(cyclopropylmethyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one" [P]. US Patent, US 10262628 B2, 2021-10-01.
发明人马晓峰,王建平,郑宇鹏. "A Process for Preparing High-Purity 4-Cyclopropyl-1-(cyclopropylmethyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one" [P]. 中国发明专利, 专利号 CN 109483063 B, 授权公告日 2019-08-09.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 1959, 4718-4732.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2025, 1062, (9), 3661-3682.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-Cyclopropyl-1-(cyclopropylmethyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one Using HRMS and NMR". Talanta, 2021, 1539, 6655-6683.