• 最佳条件下苄叉乙酰收率31.4%。

    The yield of benzylidene acetophenone reached 31.4% under optimal conditions.

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  • 方法:应用乙酰环磷酰胺复合法复制血虚小鼠模型

    METHODS: The blood deficient mice model was induced by injection of phenylhydrazine and cyclophosphamide.

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  • 乙酰苯、己二酸二甲酸可以使PV C结晶度增大

    Acetanilide and hexane diacid, potassium hydrogen phthalate could improve PVC crystallinity.

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  • 对比研究常规加热微波诱导合成乙酰胺、甲酰合成产率反应速率

    In this study, the yield of acetanilide and benzanilide synthesis and the rate of reaction were compared between the traditional heat method and microwave inducement.

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  • 阿司匹林乙酰氨基酚异丁丙酸可以用来减少痛苦发烧

    Aspirin, acetaminophen and ibuprofen can all be used to reduce pain and fever.

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  • 设计了以国内生产甲酚为原料,经过乙酰化、氯化、再酯化醇解等合成间羟基甲醇的合成路线

    A new route to synthesize the target compound starting from m-cresol, which undergoes four steps including acetylation, chloration, esterification, and alcoholysis was proposed.

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  • n-氯乙酰取代杂环化合物通过硫键的形成导入嘧啶结构。

    Three types of N? chloroacetyl substituted nitrogen? containing benzoheterocycles were introduced into pyrimidine by the formation of thioether.

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  • 结论硝基具有神经毒性,能够抑制乙酰胆碱酯酶活性,且表现明显剂量效应

    We concluded that nitrobenzol is neurovirulent and it is able to inhibit the activity of cholinesterase in both liver and brain which displays evident dosage effect.

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  • 与聚撑二甲基聚合物相比引入乙酰基后聚合物溶解性介电常数损耗因子有所提高

    The solubility, dielectric constant, and dissipation factor of the polymer were improved alter acetyl substitution of poly (p-xylylene).

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  • 方法2-乙酰并噻吩起始原料,经3步反应合成齐留通。

    Methods:Zileuton wassynthesized via 3-step reactions with 2-acetyl benzothiophene as the starting material.

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  • 本文报导了取代氧化物乙酰氨基酰胺加成反应

    The addition reaction of substituted phenyl nitrile oxide and p-Acetaminobenzenesulfamide were reported.

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  • 对羟基乙酰胺为原料烷基化水解酯化、氧化等4反应合成丁羟酸,收率为46.5%。

    With pHydroxybenzeneactamide as the starting material, the Bufemaxac was prepared by means of four steps reaction of alkylation, hydrolyzing, esterification and Ooximation with total yield of 46.5%.

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  • 因此,我们开展了以水杨醛缩取代乙酰位单元为节点的配位聚合物结构化学研究

    So we developed the study on structural chemistry of Cu and Mn coordination polymers with substituted phenoxyacetyl ligands.

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  • 其中,化合物1一个以线性四核铜配合物为基本单元聚合物,此时水杨醛缩氧基乙酰腙配体L1是五啮配体。

    The adjacent complex molecules 1 are linked by N-N bridge of the pentadentate ligand L1, resulting in an one-dimensional polymer.

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  • 本文聚矾和磺化共混物材料甲基乙酰胺为溶剂,聚乙烯吡咯啉酮二甲酸二甲酯为添加剂配制纺丝液,纺制外压中空纤维超滤膜。

    This paper reported the preparation of hollow fiber UF membrane, using PS and SPS as membrane spinning materials, DMA as solvent, PVPand dimethyl phthalate as additives.

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  • 结果:7- 氨基-3-去乙酰氧基头孢烷酸(7-ADCA)甘氨酸邓钠反应,只需要一步结晶即可得头孢氨苄,收率89.4%。

    Result: Through the reaction of 7-ADCA and Dane Salt, one step crystallization gives Cefalexin with the total yield 89.4% .

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  • 乙酰氧基甲酸、对二酚二乙酯、2,6-甲酸甲酸四种单体通过熔融缩聚反应,合成了芳香族四组分共聚酯

    The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.

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  • 乙酰氧基甲酸、对二酚二乙酯、2,6-甲酸甲酸四种单体通过熔融缩聚反应,合成了芳香族四组分共聚酯

    The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.

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