1) C-glycosides 糖碳苷 2) Xylosyi C-nucleoside 木糖碳苷 3) carbons of pyrolyzed sugar 焦化糖碳 4) sucrocarbonate of lime 蔗糖碳酸钙(盐) 补充资料:葡萄糖糖芥苷 分子式: CAS号: 性质:又称葡萄糖糖芥苷,黄草苷。熔点170～173℃:+旋光度+22.3°(c=1.0,甲醇)。天然存在于十字花科植物桂竹糖芥...
1) flavone C-glycosides 碳苷黄酮 2) C-glycosylflavone 黄酮碳苷 1. A newC-glycosylflavonefrom Peperomia dindygulensis; 石蝉草中的一个新黄酮碳苷 2. Owing to their special stability and prominent biological activity,C-glycosylflavones and their chemical synthesis have recently attracted considerable ...
1) Free hydroxyl C glycosides 游离羟基碳苷 2) hydroxyl radical 羟游离基 3) hydroxide radical 游离羟基 1. Effect ofhydroxide radicaland surfactant on photodegradation of acetochlor; 游离羟基及表面活性剂对乙草胺光解的影响 4) free anthraquinones ...
1) C glycosides 碳苷 1. Free aldopentoses and aldohexoses reacted respectively with (EtO) 2P(O)CHNaCOAr to give the five stereospecific free hydroxyl \%β\%C glycosidesin one step. 近年来 ,在糖化学、酶化学及有机合成研究中 ,碳苷( C- glycosides)成为继氧苷 ( O- glycosides)之后人们关注...
翻译结果1复制译文编辑译文朗读译文返回顶部 肉苁蓉,是中国中药肉苁蓉YC的全植物中提取 翻译结果2复制译文编辑译文朗读译文返回顶部 Herba Cistanche,一副中国药草来源于 Cistanche deserticola Y.C 的整个植物。Ma ( Orobanchaceae ).Phenyl 乙醇从 cistanche(CPhGs) 的 glycosides 是之一 Cistanche deserticola 的话剧效...
Rose beauty, is the beginning of a rose flower. Fragrance of roses from the volatile components containing about three out of 10,000, it contained rich, bright colors from red and yellow pigments and natural pigments, such as β-carotene. In addition, containing quercetin glycosides, fatty oils...
Objective To extract C_(21) Steroidal-Glycosides from the Herborize roots of Cynanchum auriculatum from the area of Three Gorges as much as possible. 方法采用微波萃取技术对隔山牛皮消的活性成分C21甾体酯苷进行提取,通过4因素3水平的正交试验,用分光光度法测定三峡隔山牛皮消中的C21甾体酯苷含量。2...
1) C-steroidal glycosides C21甾1. Results: The major chemical constituents isolated from the plants of this genus were cardiac glycosides and C-steroidal glycosides,which had the activities of cardiac and antitumor. 结果:近几年研究表明,杠柳属植物的主要化学成分为强心苷类和C21甾类化合物,其中某些...
近年来,分子生物学技术大大推动了糖苷酶合成寡糖的研究,将糖苷酶催化中心亲核体氨基酸定点突变为非亲核体氨基酸,导致酶的原有水解活性丧失,只催化糖苷键合成反应,寡糖产量大幅度提高,人工产生了一类新酶—糖苷合成酶。 更多例句>> 4) Glycosides/chem syn 糖苷类/化学合成5...