acetylenes

常见例句

Acetylenes are an important and valuable class of compounds in organic synthesis.
乙炔是在有机的综合过程中的一种化合物的重要和有价值的种类。
Butynediol produced from acetylen(?) and formaldehyde contains about 1% of an unknown byproduct which is separated by distillation, extraction, recrystallization and column chromatography.
甲醛炔化制1,4-丁炔二醇的反应副产物中未知物约1%25,采用蒸馏、萃取、重结晶、柱层析等方法分离出未知物,纯度可达97%25左右。
Palladium-Catalyzed Carbonylation of Acetylenes in Supercritical Carbon Dioxide
超临界二氧化碳介质中钯催化炔烃羰基化反应
Keywords Benzo[b]furans;copper-catalyed;Et_3N;o-iodophenols;acetylenes;
苯并呋喃;铜催化;三乙胺;邻碘苯酚;苯乙炔;
Keywords supercritical carbon dioxide;terminal acetylenes;carbonylation;
超临界二氧化碳;末端炔烃;羰基化反应;
Recent Advances in Synthesis of Terminal Aryl Acetylenes by Palladium-Catalyzed Coupling-Elimination Reaction
钯催化偶联-消去法合成芳基末端炔的研究进展