O'Brien P Q, Mueller T, Chen K W. "一种的合成方法" [P]. US Patent, US 11178171 B2, 2015-06-18.
发明人王建平,张德明,赵玉洁. "Method for the Synthesis of Lup-20(29)-ene" [P]. 中国发明专利, 专利号 CN 109864364 B, 授权公告日 2025-08-21.
发明人赵玉洁,冯建国,林芳. "A Process for Preparing High-Purity Lup-20(29)-ene" [P]. 中国发明专利, 专利号 CN 116084952 A, 授权公告日 2019-02-19.
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, 2015, 641, (6), 8450-8478.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 2439, (4), 3849-3853.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Lup-20(29)-ene Using HRMS and NMR". J. Nat. Prod., 2025, 2041, 333-359.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2024, 358, (8), 7340-7365.