• 对相转移催化合成2-戊叉环戊酮及其异构化的条件进行了研究。

    The synthetic conditions of 2-pentylidene cyclopentenone using PTC were stud-ied, and the conditions of isomerization were also studied.

    youdao

  • 其成本与环戊酮液相氧化法相当。

    The cost was equivalent with cyclopentanone liquid phase oxo-process.

    youdao

  • 以单质碘为催化剂合成了环戊酮乙二缩酮。

    Cyclopentanone ethylene ketal was synthesized with I_2 as catalyst.

    youdao

  • 比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料。

    Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied.

    youdao

  • 以3,4-二甲基苯胺和3-戊酮为原料,对该催化剂活性进行了考察。

    The continuous catalytic hydrogenation process which prepares N-(3-pentyl)-3, 4-dimethylaniline from 3,4-dimethylaniline and 3-pentanone is described.

    youdao

  • 确定了适宜的工艺条件,环戊酮的收率为85%以上,环戊酮产品纯度大于99%。

    The optimum process conditions are determined. The yield of cyclopentanone is up to 85% with a purity of more than 99%.

    youdao

  • 确定了适宜的工艺条件,环戊酮的收率为85%以上,环戊酮产品纯度大于99%。

    The optimum process conditions are determined. The yield of cyclopentanone is up to 85% with a purity of more than 99%.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定