The mechanisms of the catalytic nitration of toluene were discussed.
探讨了汞盐和硝基苯磺酸催化甲苯硝化机理。
Catalytic nitration of toluene occurs by use of nitric acid in the presence of bentonite metal nitrates with useful para selectivities, up to a para to ortho ratio 1.0.
在皂土硝酸盐催化下， 甲苯能被浓硝酸对位选择性硝化，对邻硝化产物比率达1．0以上。
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