基本解釋n.乙酰苯(苯乙酮;海卜能)同根派生 acetophenone相關(guān)詞英漢例句Preliminary study of destruction of acetophenone in water by high voltage pulse discharges. 高壓脈沖放電降解水中苯乙酮的研究。Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope. 共沸物中加入氫氧化鈉,分離出酚鈉鹽和苯乙酮。The yield of useful matters is 92.91% and that of acetophenone with purity ov... 裂解產(chǎn)物中有用物質(zhì)的收率為92.;91%25;苯乙酮的收率為82The results showed that sulfamic acid is an excellent catalyst for synthesis of acetophenone cylic ethylic ketal. 以氨基磺酸為催化劑,通過(guò)苯乙酮和乙二醇反應(yīng)合成苯乙酮環(huán)乙二縮酮。Zaleplon,a new sedative hypnotic drug was synthesized from acetophenone by nitration,reduction,acylation,condensation,hydrocarbylation,and cyclization. 以苯乙酮為原料,經(jīng)硝化、還原、?;?、縮合、烴化、環(huán)合反應(yīng)合成了新型鎮(zhèn)靜催眠藥扎來(lái)普隆,總收率為221%25。acetophenone更多例句