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- This paper summarizes the bioactivity,Abstracts,isolation,purification,inspection,analyze and identification of triterpenes(ursolic acid and corosolic acid)in loquat leaf. 本文对枇杷叶中三萜类物质的类型、生物活性、提取分离、纯化、检测分析以及鉴定进行了综述。
- Eight compounds were obtained and were identified as: palmitic acid(1),corosolic acid(2),daucosterol(3),urs-12-en-28-ol(4), oleanolic acid(5),uroslic acid(6),4-hydroxy-3-methoxybenzoic acid(7),and 2,6-dimethoxy-p-benzoquinone(8). 得到8个单体化合物:棕榈酸(1),科罗索酸(2),胡萝卜苷(3),乌索烷-12-烯-28-醇(4),齐墩果酸(5),乌索酸(6),对羟基间甲氧基苯甲酸(7)和2,6-二甲氧基-对苯醌(8)。
- Keywords corosolic acid;Eriobotrya japonica leaves;triterpene acid; 关键词科罗索酸;枇杷叶;三萜酸;
- Inspiratory Capacity ;corosolic acid ;inhibitors ;derivatives ;Glycogen Phosphorylase ; 吸气量 ;
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- Can Jones beat Smith? That's the acid test. 琼斯能击败史密斯吗？那是个严峻的考验。
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- She dropped acid in high school. 她高中时代服迷幻药。
- The metal is fretted with the acid. 金属被酸腐蚀。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- The acid has eaten through the metal cover. 酸已把金属盖子蚀穿了。
- The worker's overalls were badly burned by acid. 这位工人的工作装被酸腐蚀得很厉害。
- An acid can react with a base to form a salt. 酸可以和碱起反应而生成盐。
- This substance must be treated with acid. 这材料得用酸来处理。
- The acid burnt a hole in the carpet. 酸把地毯烧了个洞。
- corosolic acid 2α-羟基乌索酸
- Carbolic acid can be used to make antiseptic. 石炭酸可用来做防腐剂。
