在1-正丁基-3-甲基咪唑四氟硼酸盐([bmim]BF4)和CH3ONa存在下,由环氧丙烷、甲醇和CO2合成碳酸二甲酯. 在 p=4 MPa, t=5 h和θ=150 ℃的条件下,环氧丙烷的转化率达到95%以上,碳酸异丙烯酯的选择性达到87.1%, 最重要的是,此时碳酸二甲酯的收率达到67.6%, 高于文献值.
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