式I的化合物是有价值的药物活性化合物。
The compounds of the formula I are valuable pharmacologically active compounds.
银杏叶提取物中含有黄酮类化合物等许多特殊的活性成分，不但可用于医药，还可以广泛地应用于食品、化妆品等。
Extract of Ginkgo leaves contains flavonoids and other special active components, which can be used not only in drugs, but also widely in foods and cosmetics etc.
某些空气污染物在光化学反应中变得活性更强，形成有毒的化合物。
Certain air pollutants become more reactive and form noxious compounds in photochemical reactions.
恒顺香醋乙酸乙酯萃取物具有弱自由基清除活性，主要清除活性成分为酚性和酸性化合物。
An ethyl acetate extract of Hengshun aromatic vinegar (he) exerted a weak radical scavenging activity, and the main components were phenolic and acidic compounds.
肠道菌把我们摄入的化学物质转变成有益的、无害的或者是有害的化合物，因而可以影响人体接触的具有药物活性的化合物的浓度水平。
The gut inhabitants transform chemicals we consume into beneficial, harmless, and harmful compounds, thereby influencing the level of human exposure to pharmaceutically active compounds.
脒类化合物一般用作消炎药、抗菌素、泌尿及心血管疾病用药，另外一些种类的脒类化合物具有较好的抗癌活性。
Amidines was used as antibiotic medicine, bacteriophage, urination and angiocardiopathy medicine, and some species of the amidines possessed anticancer activity.
初步生物活性实验表明，多数化合物具有不同程度的扩张血管作用，其中化合物f11的血管收缩抑制活性最强。
Preliminary pharmacological studies in vitro showed that most of these compounds exhibited vasodilative activities. Compound F11 showed the strongest effect.
催化不对称合成是制备光学活性化合物的有效方法，金属有机化合物作为试剂或催化剂在这一领域得到了广泛的应用。
The catalyzed asymmetric synthesis was the effective method to prepare the optics active compounds, the pentamethide obtaines the widespread application as the reagent or the catalyst in this domain.
结构不同的三唑化合物具有不同的生物活性，研究开发新结构类型的三唑类化合物仍然是该类化合物的研究热点。
Triazole compounds with different structures have different biological activities, so developing triazole compounds with novel structures has always been the research focus at present.
根据模型的立体场和静电场要求设计了一批化合物，其中多数化合物预报的杀菌活性较高，为进一步合成和筛选该类化合物提供了依据。
According to the steric field and electrostatic field of the model, some compounds which have high predicted activity were forecast, and they may be employed as reference for further study.
介绍了O- 乙基-S- 正丙基硫代磷酸酯类化合物的高效杀虫活性，重点评述了这类化合物的几种合成方法及应用。
This paper deals with the high effective insecticidal activities of O-ethyl-S-propyl phosphorothiolatex. Synthesis and uses of this kind of compounds are reviewed specifically.
这种树皮的提取物是一种活性化合物的强效混合物。
The extract from that bark is a potent blend of active compounds.
对核苷类化合物糖环部分的化学改造一直是发现新的具有抗病毒、抗肿瘤或其他生物活性的核苷类先导化合物的重要途径之一。
The chemical modification of sugar moiety in nucleoside or nucleotide is always an important way to discover new lead compounds with anti-viral, anti-tumor and other biological activities.
对上述化合物初步的催化研究表明，这几个化合物均有较好的催化氧化环己烯的活性。
The preliminary catalytic studies of the compounds mentioned above show that all these substituted polyoxomolybdates have fairly good catalytic activities for the cyclohexene epoxidation reaction.
另外，本发明的化合物可使用光学活性反应物来制备。
Alternatively, the compound of the invention may be prepared using optically active reactants.
褐藻中存在着丰富的结构独特的有机化合物，这些化合物具有多种多样的生理活性。
Many organic compounds with unique structures, which showed a lot of physiological activities, were found in brown seaweed.
结论：化合物sipi -1 -3和4为首次报道的新结构化合物，抑制胆固醇生物合成活性也为新发现。
CONLUSION: Compound SIPI 1 3 and 4 were first reported with new structures, Their lowering cholesterol biosynthesis activities were first found so far.
本文综述了吲哚咔唑类化合物的研究进展、临床应用、抗肿瘤活性产生的机制以及化合物的构效关系等。
This review will mainly discuss the research progress, clinical applications, anticancer activity mechanism, and their structure-activity relationship of indolocarbazole derivatives.
药理试验表明：上述化合物均有不同程度的口服抗早孕活性，其中以2-联苯基取代物活性较高。
These derivatives showed certain pregnancy terminating activity in aminal tests. Among them, 2-biphenylyl group compounds exhibited more potent activity than the others.
环烯醚萜类化合物是植物存在的一大类化合物，具有多种药理活性。
Iridoids is a large kind of natural products occurring in plants.
某些空气污染物在光化学反应中变得活性更强，形成有毒的化合物。
Certain air pollutants (see smog) become more reactive and form noxious compounds in photochemical reactions.
黄酮类化合物广泛存在于自然界，资源丰富，且具有多种生理活性，是一类受到广泛重视的天然化合物。
Flavonoids are widespread in nature and rich in resources, and they have a variety of physical activity, are important natural compounds.
用元素分析和波谱方法确定化合物3和4的结构，用杯盘培养法测化合物4的抑菌活性。
The structures of the compounds 3 and 4 were confirmed by elementary analyses and spectroscopic methods.
氰醇是合成-氰基醇类，-羟基酮类及酸类化合物的重要生物活性物质，这些化合物又是精细化工、制药和农用化学品领域的重要原料和中间体。
Cyanohydrins are biologically active compounds used in synthesis of - amino alcohols, - hydroxy ketones and - hydroxy acids, which have importance as fine chemicals, pharmaceuticals and agrochemicals.
结论化合物3,7,8,14有明显的降血糖活性，其中化合物3的降血糖活性与对照药那格列奈相当，值得进一步的研究。
Conclusion Compounds 3, 7, 8 and 14 showed good hypoglycemia activity. Compound 3 is worth further studying owing to its satisfactory activity.
结论化合物3,7,8,14有明显的降血糖活性，其中化合物3的降血糖活性与对照药那格列奈相当，值得进一步的研究。
Conclusion Compounds 3, 7, 8 and 14 showed good hypoglycemia activity. Compound 3 is worth further studying owing to its satisfactory activity.
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