dimethoxy
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双语例句
- 1. Study on Synthesis, Structure and Reaction ofa New Compound 2, 3 - Methylene - 5, 8 - Dimethoxy Naphthalene.
- 新化合物2,3—亚甲基—5,8—二甲氧基萘的合成、结构及反应的研究。
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- 2. With cyclohexyl methyl dimethoxy silane(CHMMS) as external donor, isotacticity of polymer turned to be more adjustable.
- 结果表明,使用环己基- 甲基-二甲氧基硅烷,聚合物的等规度可调性好;
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- 3. An improved synthetic method of 3, 5-dimethoxy benzaldehyde which is the key intermediate for synthesizing resveratrol were studied.
- 报道了白藜芦醇关键中间体3,5二甲氧基苯甲醛的合成方法。
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- 4. Conclusion 3, 4-dimethoxy bornyl benzoate is hydrophilic. The result will supply evidence for the further research of 3, 4-dimethoxy bornyl benzoate.
- 结论3,4 -二甲氧基苯甲酸冰片酯为亲脂性化合物,该实验结果可为3,4 -二甲氧基苯甲酸冰片酯进一步的研究提供依据。
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- 5. A new process has been developed to synthesize dimethoxy methyl acetoacetate with dimethoxyacetic acid methyl ester and methyl acetate in the presence of sodium methanol.
- 以二甲氧基乙酸甲酷和乙酸甲酷为主要原料,经甲醇钠催化制备二甲氧基乙酞乙酸甲醋。
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- 6. 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。
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- 7. Results A new benzophenone was isolated and identified as 2-methoxy-3,4-methylenedioxy-benzophenone (I), along with a known compound 4-hydroxy-2,6-dimethoxy-benzophenone (II).
- 结果分离鉴定了2个二苯酮化合物,其结构分别为2 甲氧基- 3, 4 -亚甲二氧基-二苯酮(I), 4 羟基-2, 6 -二甲氧基-二苯酮(II)。
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- 8. All - E long chain part was synthesized from solanesol, then condensed with the reductive product of 2,3 - dimethoxy - 5 - methyl -1,4- benzoquinone in the presence of dry ZnCl2.
- 首先以茄尼醇合成全反式侧链四十碳十烯-1-醇,再和2,3-二甲氧基-5-甲基-1,4-苯醌的还原产物在无水氯化锌存在下缩合。
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- 9. Two steps lead to the formation of benzodioxoles: firstly, and most importantly the synthesis of 2,2-dimethoxy propane; secondly, the exchanging reaction of 2,2-dimethoxypropane and pyrogallol.
- 苯并二(口恶)茂的合成分二步进行,第一步合成2,2-二甲氧基丙烷,第二步是2,2-二甲氧基丙烷与焦性没食子酸的交换反应。
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- 10. Two steps lead to the formation of benzodioxoles: firstly, and most importantly the synthesis of 2,2-dimethoxy propane; secondly, the exchanging reaction of 2,2-dimethoxypropane and pyrogallol.
- 苯并二(口恶)茂的合成分二步进行,第一步合成2,2-二甲氧基丙烷,第二步是2,2-二甲氧基丙烷与焦性没食子酸的交换反应。
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