查询词典 phenyl alcohol

The reactions of benzaldehydes bearing an ortho substituent group on the phenyl ring with propargyl bromide may yield a mixture of regioisomers (homopropargyl and homoallenyl alcohols) or a single homoallenic alcohol due to the steric effect.

邻位上的取代基由于位阻原因往往使反应得到含有高丙二烯醇和高炔丙醇的混合物或者单一的高丙二烯醇。

Among it wrap up surface auxiliary that cover,-COOH,-OH, sulphur base S032~ sour hydroxyl carboxyl , etc. group last the not facilitating last aluminium the buoyancy of floatings of the powders, and C-C chain , alkyl phenyl R-C6HU fatty alcohol base fatty acid base R-COO, R-0- long in structure, etc. base group kiss not oily, base these group add , facilitate aluminium powder water build rise of area.

表面包覆的助剂中，羧基-COOH、羟基-OH、磺酸基SO_3~(2-)等集团是亲水性的有助于提高铝粉的漂浮力，而C-C结构长链、烷基苯基R-C_6H_(14)脂肪醇基R-O-、脂肪酸基R-COO~-等基团是亲油性的，这些基团的加入有助于铝粉水盖面积的提高。

On the day before FESS, olfactory function was evaluated by a symptom score, a phenyl ethyl alcohol odor detection threshold test, the University of Pennsylvannia Smell Identification Test and a short-term odor memory/discrimination test, and re-evaluated by the same methods 6 months after FESS.

在手术前一日，这些病患的嗅觉功能用问卷、苯基乙醇气味侦测阈值检查、宾州大学嗅觉识别检查及短时间气味记忆分辨检查来评估。

They are 2,7-dihydroxy-1,5,6-trimethoxy-9,10-phenanthrene,p-hydroxy phenyl aldehyde, 4-Hydroxybenzyl alcohol, Protocatechuic aldehyde, Gastrodin, 4,4'-Dihydroxydiphenylmethane,4-(4-(hydroxym-ethyl)phenoxymethylphenol,Isorhamnetin-3-O-glucoside,Isorhamnetin-3,7-di-O–glucoside, Imbricatin,2,3-dihydroxy-7-methoxy-9,10-dihydrophenanthropyrone, Cyclopholidone,Cyclopholidonol and β-daucosterol.

分别为：2，7-二羟基-1，5，6-三甲氧基-9，10-二氢菲，对羟基苯甲醛、天麻苷元、原儿茶醛、天麻素、4-（4-羟基-苄基）苯酚、4(4-苯氧基甲基苯酚、异鼠李素-3-O-葡萄糖苷、异鼠李素-3-O-7-O-二葡萄糖苷、Imbricatin、2，7-二羟基-3-甲氧基-9，10-二氢菲吡喃酮、Cyclopholidone、Cyclopholidonol和β-胡萝卜苷。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。