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丁二酮...

butanedione的音標(biāo)：butanedione的英式發(fā)音音標(biāo)為：[bju:'te?ni:d??n]butanedione的美式發(fā)音音標(biāo)為：[bju'te?nid?rn]...

Diels - Alder reaction of 2 - merhylene - 1 - pheny 1 - 1.3 - butanedione catalysed by zinc chloride as lewis acid with 1.3 - cylcopentadiene was reported.以氯化鋅為路易斯酸催化劑,探討了2 ─ 亞甲基─1 ─ 苯基 ─ 1.3 ─ 丁二酮與1.3 ─ 環(huán)戊二烯的Diels─Alder...