• 该类化合物是以香芹酮起始原料经过氯代反应缩合反应、硼氢化钠还原黄鸣龙还原反应得到的。

    The compounds are obtained by using carvone as an initial raw material through chlorination reaction, condensation reaction, sodium borohydride reduction and Huang Min-lon reduction reaction.

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  • 双氰胺糖精起始原料经过、光气化、缩合等一系列反应制备了磺隆,合成反应的收率可57

    Using sodium dicyandiamide and saccharin as raw materials, tribenuron-methyl is synthesized via ring-opening reaction, phosgenation and condensation with total yield of 57.

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  • 例如如果角度介于 0 90之间,起始线经过左上角结束线经过右下角。

    For example, if the angle is between 0 and 90 degrees, the starting line passes through the upper-left corner, and the ending line passes through the lower-right corner.

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  • 方法:以3-三氟甲基- 4-氰基苯胺2- 甲基丙烯起始原料经过化、 环氧化、取代氧化反应合成比卡鲁胺。

    Methods:Bicalutamide was prepared from 4-cyano-3-(trifluoromethyl) aniline and 2-methylacryloyl chloride by four steps: acylation, cyclization, substitution, and oxidization.

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  • 方法:以3-三氟甲基- 4-氰基苯胺2- 甲基丙烯起始原料经过化、 环氧化、取代氧化反应合成比卡鲁胺。

    Methods:Bicalutamide was prepared from 4-cyano-3-(trifluoromethyl) aniline and 2-methylacryloyl chloride by four steps: acylation, cyclization, substitution, and oxidization.

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