精细与专用化学品
精細與專用化學品
정세여전용화학품
FINE AND SPECIALTY CHEMICALS
2012年
2期
13-16
,共4页
双乙烯酮%环氧乙烷%乙酰丁内酯
雙乙烯酮%環氧乙烷%乙酰丁內酯
쌍을희동%배양을완%을선정내지
diethylene ketone%epoxy ethane%2-acetylbutyrolactone
以双乙烯酮为原料催化合成乙酰乙酸甲酯,再与环氧乙烷在碱性条件下缩合反应合成乙酰丁内酯。考察了催化剂、碱/酸的种类等因素对产物收率的影响,优化了反应工艺。
以雙乙烯酮為原料催化閤成乙酰乙痠甲酯,再與環氧乙烷在堿性條件下縮閤反應閤成乙酰丁內酯。攷察瞭催化劑、堿/痠的種類等因素對產物收率的影響,優化瞭反應工藝。
이쌍을희동위원료최화합성을선을산갑지,재여배양을완재감성조건하축합반응합성을선정내지。고찰료최화제、감/산적충류등인소대산물수솔적영향,우화료반응공예。
2-Acetylbutyrolactone was synthesized based on diethylene ketone by esterification with Methanol, and then condensation with epoxy ethane under the condition of alkaline.The influence factor,such as the variety of catalyst,alkaline and acid,was studied,and the the whole process of reaction was optimized.
