Pyran is not aromatic, but the phrylium ion is.

吡喃不是芳香的, 但眬英嗡离子是.

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Such is the case in pyrrole, thiophene, and furan.

吡咯, 噻酚和呋喃的情况就是这样.

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The mechanism to synthesize the octyl - D - glucopyranoside catalyzed by zinc chloride is suggested.

报道了氯化锌催化合成正辛基 -D- 吡喃葡萄糖苷反应机理的研究,考察了影响产物构型的因素.

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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.

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A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.

用糠醇和糠醛缩聚制备了新型呋喃树脂.

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Objective To discuss the prescription, preparation and determination of Furacilin Solution.

目的探讨呋喃西林溶液的处方和制备方法改进及其含量测定方法.

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HL series of shoe adhesives, since the hard Furan Resin, cashew oil.

HL系列鞋用胶粘剂, 自硬呋喃树脂, 腰果油等.

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Cu furaldehyde - diamine Schiff base complex was synthesized with the yield of 63.

合成了一种席夫碱金属络合物——呋喃甲醛乙二胺铜络合物,收率为63.

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The active ingredient of α - pyrone 0.2 % wettable powder is 5,6 - dihydro - 6 - pentyl - 2 H - pyran - 2 - one.

0.2%α - 吡喃酮WP的 有效成分为5, 6- 二氢-6-戊基-2H-吡喃 -2- 酮(5, 6-dihydro-6-pentyl-2H-pyran-2-one ).

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AIM To improve the stability of furacilin solution especially in low temperature.

目的提高呋喃西林溶液(低温储藏期)的稳定性.

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Deep - fried a leather Nam Mi dish of the match.

炸牛皮一道必须与喃咪相配的菜.

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Polyether diol mainly adopts polytetramethylene ether glycol ( PTMEG ).

聚醚二醇主要采用聚四氢呋喃醚二醇 ( PTMEG ).

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The photocycloaddition between 8 - methoxypsoralin ( 8 - MOP ) and cyclohexene has been studied previously.

我们曾研究了8-甲氧基呋喃并[3′,2′∶6,7]香豆素 ( 8-MOP ) 与环己烯的光环合加成反应.

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Sure enough, Tremaine lost his job on the Tottenham L . C . C housing project.

果然不出所料, 屈里曼丢了他在伦敦市议会托腾喃区营造方面的工作.

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Such a helerocycle is found in pyrylium salts.

吡喃盐就是这类的杂环.

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