sulfonyl

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

合成了芳磺酰基环及芳酰基环上含有三氟乙氧基的合物。

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

主要绍了四种甲醛的合成工艺路线,并比较利弊,阐述了对甲磺酰水解法的优越性。