阅读说明：本技术 刺玫果中2个具有降血糖活性的新化合物及其制备方法 (New compound with hypoglycemic activity in 2 rosa davurica fruits and preparation method thereof ) 是由 钟方丽 张晓丽 王晓林 崔瑶 薛健飞 陈帅 于 2021-07-12 设计创作，主要内容包括：本发明公开了刺玫果中2个具有降血糖活性的新化合物及其制备方法,本发明提供的化合物I、化合物II分别命名为6-((庚-5-烯-3-基)氧基)-2-(甲氧基甲基)四氢吡喃-3,4,5-三醇、5-乙氧基-2-甲氧基甲基-6-(1-甲基-丁氧基)-四氢吡喃-3,4-二醇。本发明采用现代波谱技术～(1)HNMR和～(13)CNMR、化合物的理化性质对分离得到的单体化合物进行结构鉴定,推导出化合物I、化合物II的分子结构,为刺玫果的进一步质量控制和药效研究提供了物质基础。(The invention discloses 2 novel compounds with hypoglycemic activity in rose hip and a preparation method thereof, wherein the compound I and the compound II provided by the invention are respectively named as 6- ((hept-5-en-3-yl) oxy) -2- (methoxymethyl) tetrahydropyran-3, 4, 5-triol and 5-ethoxy-2-methoxymethyl-6- (1-methyl-butoxy) -tetrahydropyran-3, 4-diol. The invention adopts modern spectrum technology 1 HNMR and 13 CNMR, and the physicochemical property of the compound, the separated monomer compound is subjected to structural identification, the molecular structures of the compound I and the compound II are deduced, and a material basis is provided for further quality control and pharmacodynamic study of the rose hip.)