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- Otherwise we synthesize acetyl-4-methylphenyl ester and accomplished its Fries rearrangement reaction . 還合成了乙酰對甲酚酯并完成了它的弗里斯(Fries)重排反應。
- The synthesis was accomplished via acylation, Fries rearrangement reaction, chloromethylation and cyanation, and a good yield (88.5%) was obtained. 通過(guò)?；?、Fries重排、氯甲基化和氰化合成2 -羥基 - 3-氰甲基 - 5 -甲基苯乙酮 ;獲得了滿(mǎn)意的收率 ( 88.;5%25 )。
- In this paper a novel compound 11,23-dihexanoyl-26,28-dimethoxycalix[4]arene was synthesized selectively from 26,28-dimethoxycalix[4]arene by Fries rearrangement with hexanoyl chloride,and the highest rate of the yield could reach 58.4% . 以26;28-二甲氧基杯[4]芳烴為原料;經(jīng)Fries重排反應;選擇性地合成了杯[4]芳烴酚羥基對位的二?；a(chǎn)物:11;23-二己?；?26;28-二甲氧基杯[4]芳烴;收率最高可達58.;4%25。
- Hydroxy-acetophenone was synthesized from phenol and acetic anhydride by esterification and Fries rearrangement reactions with the yield of 58.5%(content 98.68% of 4-hydroxy-acetophenone). 以苯酚和乙酐為原料 ;經(jīng)過(guò)酯化反應和 Fries重排反應合成了對羥基苯乙酮 ;收率 5 8.;5%25;純度 98
- Fries Rearrangement Reaction of Phenyl Acetate 乙酸苯酯Fries重排反應的研究
- FRIES REARRANGEMENT OF PHENYL ACETATE CATALYZED BY HL ZEOLITE HL沸石催化乙酸苯酯Fries重排
- Keep the sun behind you when you take a photo. 拍照時(shí)要讓太陽(yáng)留在你的身后。
- She ordered a hamburger and French fries. 她叫了一客漢堡包和炸薯條。
- Synthesis of (2-Hydroxy-5-methyl)phenyl-1-dodecanone by Microwave-enhanced Fries Rearrangement 微波促進(jìn)Fries重排反應合成(2-羥基-5-甲基)苯基-1-十二酮
- He showed me a photo of a family group. 他給我看一張合家歡的照片。
- Many a time have we come across this same photo. 我們多次都見(jiàn)到過(guò)這同一張照片。
- Fries Rearrangement of Adipic Acid Bis(4-octylphenol) Ester In a New Kind of Ionic Liquid System 四氯化鈦離子液體中辛基酚己二酸酯的Fries重排反應
- He adjusted the shutter before taking a photo. 在照相前，他調整了快門(mén)。
- Preparations of Solid Acid Catalysts and Their Catylitic Properties for Fries Rearrangement 固體酸催化劑的制備及其催化Fries重排反應性能
- p-Hydroxyacetophenone was synthesized according to Fries rearrangement reaction. 參照弗瑞斯(Fries)重排反應合成了對羥基苯乙酮。
- The woman on the photo is my paternal grandmother. 照片上的這個(gè)婦人是我祖母。
- He's eaten a whole plate of french fries. 他把一盤(pán)油炸土豆條全吃完了。
- He took a lot of photo last sunday, and so do I. 他上星期照了許多照片，我也一樣。
- The photo made him quite attractive. 照片把他拍得相當英俊。
- That photo is a good likeness of David. 戴維那張相片照得很像。
