咖啡淡淡的酸味来自于此。往好的看，奎宁酸是合成抗感冒药达菲的起始原料化合物之一。
Gives coffee its slightly sour flavor. On the plus side, it's one of the starter chemicals in the formulation of Tamiflu.
通过在其他制作玻璃的原料中添加金属化合物，你可以得到特定的颜色。
You got specific colors by adding metallic compounds to the other glass making ingredients.
但是，高涨的油价还激发了寻找新的化学中间品来源的竞争——这些化合物是许多现代材料的原料，比如塑料、药品以及燃料等等。
But the oil price hike has also fueled a race to find new sources for chemical intermediates - compounds that are the raw material for many modern plastics, drugs and fuels.
据刊登在科学在线的最新研究，农作物所含的碳水化合物中蕴涵着能源，但以农作物为原料生产生物酒精并不是利用它们的最好方法。
Turning the food crop into ethanol would not be the best use of the energy embedded in the kernels' carbohydrates, according to a new study in Science.
间歇式蒸馏时，原料的成分、所蒸馏的化合物的蒸汽及蒸馏物在蒸馏过程中是变化的。
In batch distillation, the composition of the source material, the vapors of the distilling compounds and the distillate change during the distillation.
另一组重要的石油化学品原料是芳香烃化合物，主要是苯、甲苯和二甲苯，主要由催化重整制得。
Another important group of petrochemical raw materials are the aromatic compounds, principally benzene, toluene and xylenes, which are mainly produced by catalytic reforming.
塑胶原料定义为是一种以合成的或天然的高分子化合物，PET是其中的一种。
Plastic material is defined as a synthetic or natural macromolecular compound, PET is one of the.
在原油储存时作脱碱剂及生产铜化合物的原料；
As dealkalization agent in crude oil storage and produce copper compounds.
以石油化合物或天然气为原料用化学方法制造的物质。
Substances that have been manufactured by chemical means using petroleum compounds or natural gas as raw materials.
吲哚类化合物是一种重要的化工原料，在医药、化工、农业、染料等很多领域有着非常重要的用途。
Indoles compounds is an important chemical chemical industry materials in the fields of medicine, chemical industry, agriculture and dyestuffs.
萤石中含有卤族元素氟，是制取含氟化合物的主要原料，又由于熔点低而广泛用于炼钢、有色金属冶炼、水泥、玻璃、陶瓷。
A halogen element, f, is major raw materials deriving fluorine compound, and because of low melting point, that is widely used in steelmaking, nonferrous metal smelting, cement, glass and ceramics.
用途：生产氧化铈及其它铈化合物的原料。
低分子量的胺是合成含氮有机化合物的重要原料。
Low molecular weight amines are important raw materials for synthesis of nitrogen_containing organic compounds.
抗细小核糖核酸病毒化合物和组合物，其药用，和其合成原料。
Antipicornaviral compound and compositions, their pharmaceutical USES, and material for their synthesis.
方法：以2氨基4 ，5二甲氧基苯甲酸为原料，分别经过环化、氯代、取代等反应，合成了五种目标化合物。
The five quinazoline compounds were prepared by using 2 amino 4,5 dimethoxy benzoic acid as original material, which underwent ring closing, halogenation and substitution.
方法：以芦丁为原料，经苯甲酰化，水解，糖苷缩合和脱保护合成目标化合物。
Methods: Rutin was utilized as the starting material. The target compounds were produced via benzoylation, hydrolysis, glycosidation and deproteination.
以烟酸为最初原料合成上述化合物，对反应过程进行了改进，产率均有所提高。
These compounds were prepared using nicotinic acid as primal raw material, and improve upon the process of reaction to enhance the yield.
同时研究合成三嗪类衍生物，以二甲双胍为起始原料，合成了7个三嗪类化合物。
Synthesize triazine compounds from metformin which is the prime material. 7 triazine compounds have been synthesized.
方法以薯蓣皂素为起始原料，采用逐步糖苷化策略，经10步反应制得目标化合物，总收率约为15%。
Methods Employing the stepwise glycosylation strategy, the target compounds were prepared via 10 steps of reactions using diosgenin as the starting material with an overall yield of 15%.
以马来酸酐、丙烯酸和含磷化合物为主要原料，在水相中一步合成出含膦马-丙多元共聚物TJ-302；
The new water stabiliser TJ -302, a compound containing phosphonic acid, is synthetized in water phase with main materials, of maleic anhydride, acrylic acid and phosphate by one step.
结果表明，溶剂的选用与原料中的芳环化合物含量直接影响着反应的深度；
The result showed that the selection of solvent and the aromatic compounds had direct effect on the depth of the reaction.
偕二硝基乙醇钾是合成多硝基化合物的重要基础原料。
The Potasium salt of gem-dinitro ethanol is the Principal starting material for the synthesis of polynitro compounds.
实验表明，适宜作为聚合物填料使用的煤矸石原料，其主要成分应该是粘土类矿物和碳质有机化合物。
The results show that the main component of the coal shale which can be used as polymer filler are clay and organic compound.
并按我国天然气中H2S、CO2和有机硫化合物的含量情况，讨论了根据原料气条件选择配方的总体原则。
According to the content of H2S, CO2 and organic sulfur compound in Chinese natural gas, discussed the general principle of formula selection based on the condition of raw gas.
本文报导以2-乙基吡啶为原料，合成15种新化合物。
This paper we have synthesized 15 new compounds from 2-ethylpyridine.
苯并噻唑类化合物是制作荧光增白剂、荧光染料的重要原料，在高灵敏度显色剂的合成中也具有重要的地位。
They are important material in the preparation of fluorescent whitener and dye. They also play an important role in the synthesis of high sensitive chromogenic reagent.
关东化学提供液晶材料，医药品原料，食品添加物，有机金属化合物等多项机能性材料。
Kanto chemical supplies various functional materials such as liquid crystal, active pharmaceutical ingredients, food additives and organic metal compounds.
以2,6 -二氯吡啶为原料，通过硝化，取代，还原，环化，氧化等几步反应可得到目标化合物。
From 2, 6-dichloropyridine as starting material, we can get the target molecule through nitration, substitution, reduction, cyclization, oxidation etc.
以2,6 -二氯吡啶为原料，通过硝化，取代，还原，环化，氧化等几步反应可得到目标化合物。
From 2, 6-dichloropyridine as starting material, we can get the target molecule through nitration, substitution, reduction, cyclization, oxidation etc.
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