以间羟基苯甲酸、3、4-二氯三氟甲苯为起始原料,以水做溶剂、在催化剂作用下进行醚化反应合成中间体3-[2-氯-4-(三氟甲基)苯氧基]......

K_5CoW_(12)O_(40) was used as a highly effective catalyst for the benzylation of 1,3-dicarbonyl compounds.β-Keto enol e......

为了找到替代海藻酸钠印花糊料的原料，并降低生产成本。改性淀粉应运而生，其中羧甲基淀粉能溶于水，且无毒无味，为黏稠状透明液体，而且具......

Catalytic properties of ZSM-5 zeolite samples pretreated with NaOH solution have been investigated. The samples are char......

The reaction of p- and/ α-subtituted benzyl alcohols in CaY-zeolite produced the corresponding dibenzyl ethers and/or b......