发明人马晓峰,徐明华,高志强. "Method for the Synthesis of 5431-44-7
5|A-chol-9(11)-en-24-oic acid, 3|A-hydroxy-12-oxo-, methyl ester, acetate
AR-1G9633" [P]. 中国发明专利, 专利号 CN 117686612 A, 授权公告日 2018-07-22.
O'Brien P Q, Klinger H, Roberts E F. "A Process for Preparing High-Purity 5431-44-7
5|A-chol-9(11)-en-24-oic acid, 3|A-hydroxy-12-oxo-, methyl ester, acetate
AR-1G9633" [P]. US Patent, US 9642080 B2, 2017-08-19.
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