The method uses the bi-(trichloromethyl methyl) carbonate to replace phosgene so as to greatly reduce the safety and environmental protection risks from the source;
该方法用双（三 氯甲基）碳酸酯替代光气，从源头上大大降低了安全和环保隐患；
Eight substituted ureas herbicides were synthesized with bis(trichloromethyl) carbonate(BTC). The production structures were identified by elemental analysis and IR.
用二（三氯甲基）碳酸酯（BTC）代替光气，“一锅法”合成了8种取代脲类除草剂，产物结构经元素分析、IR确证。
Imaging experimental results indicate that these trichloromethyl substituted triazines can be applied to lithographic compositions for chemically amplified CTP plate and PS plate.
成像实验表明，所制备的三氯甲基取代的三嗪类化合物可用于化学增幅型热敏CTP版和PS版的成像组成物中。
Imaging experimental results indicate that these trichloromethyl substituted triazines can be applied to lithographic compositions for chemically amplified CTP plate and PS plate.
成像实验表明，所制备的三氯甲基取代的三嗪类化合物可用于化学增幅型热敏CTP版和PS版的成像组成物中。
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