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目的:研究长松萝化学成分。方法:应用溶剂法和色谱法分离纯化化合物,利用谱学技术鉴定化合物结构。结果:分离得到2个化合物,分别鉴定为3,6-二乙酰基-2,7,9-三羟基-8,9b-二甲基-1(9bH)-二苯骈呋喃酮(3,6-diacetyl-2,7,9-trihydroxy-8,9b-dimethyl-1(9bH)-dibenzofuranone,1)和1,3,8-三羟基-4,6-二甲基-9,10-蒽二酮(1,3,8-trihydroxy-4,6-dimethyl-9,10-anthracenedione,2)。结论:化合物1,2为新化合物,分别命名为长松萝素(longiusnine)和长松萝酮(longissimausnone)。
Objective: To study the chemical constituents of Changsongluo. Methods: The compounds were isolated and purified by solvent method and chromatography. The structures of the compounds were identified by spectroscopic methods. Results: Two compounds were isolated and identified as 3,6-diacetyl-2,7,9-trihydroxy-8,9b-dimethyl-1 (9bH) -diacetyl-2,7,9-trihydroxy-8,9b-dimethyl-1 (9bH) -dibenzofuranone, 1) and 1,3,8-trihydroxy-4,6-dimethyl-9,10-anthracenebis 1,3,8-trihydroxy-4,6-dimethyl-9,10-anthracenedione (2). Conclusion: Compounds 1 and 2 are new compounds named longiusnine and longissimausnone respectively.