简要综述了烟草香气成分巨豆三烯酮的合成研究概况。
Synthesis of megastigmatrienone, an important tobacco fragrant component was summarized with 20 references.
本文重点研究了噻唑磷及其中间体2-噻唑硫酮、2-噻唑烷酮的合成研究。
This paper mainly discusses the synthesis of fosthiazate and its intermediates. It has improved experiments of 2-thiazolidinethione, thus obtaining better technology.
综述了烟草重要致香物圆柚酮的合成研究现状，主要讨论了圆柚酮合成的反应原理及一般合成方法。参考文献8篇。
The status of synthesis of nootkatone used as an important tobacco flavoring was reviewed with 8 references. Some reactions and general ways of synthesis were discussed.
研究的对象是最通常使用的激素替代药物Prempro。这是一种含有从马尿中提取的雌激素和一种合成激素黄体酮的药物。
The treatment studied was the most commonly prescribed hormone replacement pill, Prempro, which contains estrogens from horse urine and a synthetic relative of the hormone progesterone.
研究了以二苯甲酮和80%水合肼为原料，合成二苯甲酮腙的工艺，探讨了物料配比、反应时间、浓度等对目的产物收率的影响。
Synthesis process of benzophenone hydrazone is studied with benzophenone and 80%hydrazine as raw materials. Effects of material ratio, reaction time and concentration on aimed products are explored.
覆盆子酮的合成工艺路线研究。
Research was performed on the synthesis process of raspberry ketone.
介绍了过氧化氢法生产水合肼过程中中间体酮连氮合成用催化剂的研究进展。
Research progresses of catalysts for synthesizing ketazine intermediate in the production process of hydrazine hydrate by method of hydrogen peroxide are introduced.
介绍了近年来2,4 -吡喃二酮衍生物的合成方法的研究进展。
The progress in the method of synthesis of 2, 4-dipyrones derivatives is summarized.
目的研究新型三环酮内酯te- 802的合成方法。
Aim to study the synthetic procedure of novel tricyclic ketolide, TE-802.
研究以丙酮为原料液相法合成异佛尔酮的液相缩合反应动力学。
The liquid-phase condensation reaction kinetics of isophorone synthesis was investigated by using acetone as raw materials.
简要介绍含二苯酮基的大分子光敏引发剂的合成制备、引发聚合机理及应用方面的研究进展情况。
This paper discusses, the synthesis, photoinitiation polymerization mechanism and applications of polymer photosensitized initiator containing side chain benzophenone chromophores.
在过去的几年中，从分子遗传学水平对抗生素生物合成的研究进展十分迅速，尤其在聚酮、多肽和氨基糖的研究方面更是硕果累累。
Last few years have seen the rapid and exciting progress towards genetic understanding of antibiotic biosynthesis, especially to that of polyketide, polypeptide and aminosugar biosynthesis.
以2，3- 丁二酮和乙二胺为原料，采用二步法合成了2，3-二甲基吡嗪．研究了催化剂体系对脱氢反应的影响，得到了较好的结果．。
Dimethylpyrazine was synthesized by the two_steps method of 2,3-butylanedione and ethylenediamine, the dehydrogen catalytic system was studied and better results were obtained.
研究了硫酸铜催化缩醛（酮）的合成条件，考察了硫酸铜催化剂的使用性能；
The synthetic conditions of acetals and ketals catalyzed by copper sulfate were studied.
苯乙酮衍生物的不对称还原合成手性醇，制备手性药物是现在研究的热点。
Asymmetric reduction of acetophenone derivatives preparing chiral aromatic alcohol has become a new focus of study.
本文介绍了芥酸合成环十五酮的新方法，并研究了反应条件对产率的影响。
A new route for the synthesis of cyclopentadecanone starting from erucic acid is reported. Some conditions affecting yields of reactions are discussed.
真菌聚酮合酶在代谢中可催化合成多种具有重要生物学活性的次级代谢物，所以真菌聚酮合酶正逐渐成为药学、食品科学和农学等领域的研究热点。
Fungal polyketide synthases are responsible for the biosynthesis of secondary metabolites such as pigments, mycotoxins, and they are very important in pharmacology, food science and agriculture.
目的研究曲格列酮的合成路线。
Objective This paper reported the studies on synthesis of troglitazone.
本论文研究了在混合双溶剂存在下一步法合成三唑酮的反应。
This paper reports the reaction of one step-synthesizing triadimefonin bi-solvents systen.
重点研究了利奈唑酮的合成工艺。
近几十年来，烯胺酮化学倍受关注，特别是在杂环化合物的合成中，而且这一领域已经成为研究的热点。
Their chemistry has been the focus of intense research for decades, particularly in heterocyclic synthesis, and continues to be an active area of research today.
研究了合成n—乙酰基—2—咪唑烷酮的新工艺，详细讨论了影响产品收率的主要因素。
A new technology for synthesis of N-acetyl-imidazolidone-2 as studied in this paper. The main factors which affect the yield of the product were discussed in detail.
研究了烷基苯基硅铜酸盐与2-环烯酮的1，4-加成反应的立体选择性，并合成了一系列新的2-取代-3-硅基环烷酮。
The stereoselectivity of 1,4-addition of dialkylphenylsilyl cuprates to 2-cycloenones was investigated and meantime a series of new 2-substituted-3-silylcycloalkanones were synthesized.
研究结果表明关键步骤为原料4-甲基-2，3-呋喃二酮的合成。
It'shows that the key step is the synthesis of 4-methyl-dihydro-furan-2, 3-dione.
研究结果表明关键步骤为原料4-甲基-2，3-呋喃二酮的合成。
It'shows that the key step is the synthesis of 4-methyl-dihydro-furan-2, 3-dione.
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