The title compounds containing trifluoroethoxy groups in the aryl sulfonyl rings and aroyl rings have been synthesized.

成了基环及基环上含有三氟乙氧基的标题化物。

Four kinds of methods to synthesize o-Dichlorobenzaldehyde were introduced. the advantages of hydrolysis methods to reduce p-toluene sulfonyl chloride were discussed.

主要介绍了四种二氯苯甲醛的成工艺路,较利弊,阐述了对甲苯氯氯化水解法的优越性。