o-Nitrophenol synthesis grade 邻硝基苯酚
h o synthesis 氢氧合成
o ervational synthesis 综合观测结果
o-phthalaldehyde synthesis 邻苯二甲醛合成
Synthesis of o phenylenediamine from o nitroaniline by catalytic hydrogenation at lower pressure was studied.
以邻硝基苯胺为原料，采用低压催化加氢还原技术合成邻苯二胺。
The experiment results show that a 1 is a good PTC for synthesis of ONBA with o nitrotoluene by oxidation of potassium permanganate.
实验结果表明，季铵盐a 1对于高锰酸钾氧化邻硝基甲苯合成邻硝基苯甲酸，是1种优良的相转移催化剂。
One step synthesis of o methyl benzonitrile with o xylene as raw material and benzene carbonate as catalyst was carried out in liquid phase oxygenation.
以邻二甲苯为原料、苯甲酸盐为催化剂进行液相氧化，一步合成邻甲基苯甲腈。
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