• 我国当前尚未工业化生产戊基甲醚的装置

    The industrial TAME production unit hasn't been set up in China.

    youdao

  • 分光光度测定法测定柴油戊基硝酸盐试验方法05

    Test Method for Amyl Nitrate in Diesel Fuels by Spectrophotometry 05.

    youdao

  • EVA分子结构中的主要更长的

    The side chain of EVA is mainly butyl, amyl, or longer alkyl.

    youdao

  • 本文提供二正磺酸二异萘磺酸钠之制备方法。

    Sodium din-butyl naphthalene sulfonate was prepared from n-butyl alcohol, naphthalene and fuming sulfuric acid.

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  • 戊基-3,4 -二甲苯胺除草剂二甲乐灵中间体

    N - (3-pentyl) -3, 4-dimethylaniline is the intermediate of the herbicide.

    youdao

  • 以己二酸二乙酯原料狄克曼反应合成2-甲酸乙酯。

    Synthesis of 2-(ethoxycarbonyl) cyclopentanone by Dieckmann reaction with diethyl adipate as raw material was studied.

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  • 研究矿山常用药剂戊基黄原酸-105不同条件降解过程

    The degradation process of potassium amyl xanthate and ester-105 as the common reagents used in mines under different conditions is investigated.

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  • 苯甲醛正庚醛为原料,乙二醇溶剂氧化钾催化作用下羟缩合合成甲位桂醛

    Amyl cinnamaldehyde was synthesized from benzaldehyde and n-heptanal by aldol condensation with catalyst potassium hydroxide in solvent ethylene glycol.

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  • 结果表明,重要香味化合物E,E)-2,4-二烯醛、2-呋喃以及2-戊基呋喃鉴定出;

    Several important meat flavor compounds such as (E, E)-2,4-nonadienal, 2-ethyl-furan and 2-pentyl-furan were identified from Jin-Hua Ham.

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  • 国产NKC-29型酸性阳离子交换树脂催化剂常压液相条件下用乙醇为原料合成戊基

    Ethanol and tert-amyl alcohol were employed to synthesize tert-amyl ethyl ether in the liquid phase at atmospheric pressure. The strong acid cation exchange resin, NKC-29, was used as catalyst.

    youdao

  • 合成两个具有果香香气的香料:2-羟-5-正戊基四氢呋喃2-己氧-5-正戊基四氢呋喃;证实结构

    Two compounds of fruity aroma 2-hydroxy-5-pentyl tetrahydrofuran and 2-hexaoxy -5-pentyl tetrahydrofuran were prepared, and their structures confirmed.

    youdao

  • 烷、溴己烷1,2-二溴乙烷亚磷酸三甲酯为原料,分别合成戊基、溴乙取代膦酸甲酯化合物。

    In this paper, three alkyl substituted dimethyl phosphonates have been synthesized by trimethyl phosphite with 1-Bromopentane, 1-Bromohexane and 1,2-Dibromoethane.

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  • 以叔苯和笨酐原料,通过关环合成了2—戊基蒽醌,改进优化了各步合成工艺条件,酰化收率80.2%,关环产品收率81.4%。

    An improved and optimum process for preparing 2-Amylanthraquinone by re-acting t-amylbenzene with phthalic anhydride, involving Friedel-Crafts acylation (yield 80. 2%) and cyclization(yield 81.4%).

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  • 研制合成戊基药及其复合药,黄药、异丁黄药进行选矿对比试验表明,复合黄药具有较强的能力和较好的选择性,一种性能优良复杂难选铜矿石的捕收剂。

    When mixed xanthate CES formed by the combination of variotls xanthates is applied in the flotation of the oxide ore, it has the advantages of high collection Power and fast flotation speed.

    youdao

  • 研制合成戊基药及其复合药,黄药、异丁黄药进行选矿对比试验表明,复合黄药具有较强的能力和较好的选择性,一种性能优良复杂难选铜矿石的捕收剂。

    When mixed xanthate CES formed by the combination of variotls xanthates is applied in the flotation of the oxide ore, it has the advantages of high collection Power and fast flotation speed.

    youdao

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