Preparation, characterization and use of 1, 3-disulfonic acid imidazolium hydrogen sulfate as an efficient, halogen-free and reusable ionic liquid catalyst for the …

F Shirini, NG Khaligh…

文献索引：Journal of Molecular Catalysis A: Chemical, , vol. 365, p. 15 - 23

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被引用次数: 32

摘要

... Journal of Molecular Catalysis A: Chemical. ... IR (neat): ν = 3010, 2950, 1690, 1680, 1670, 1600, 1506, 1253, 1180, 1120, 1100, 880, 840, 752 cm −1 ; 1 H NMR (400 MHz, CDCl 3 ): δ = 0.296 (s, 9H), 1.777 (s, 6H), 7.461 (t, J = 7.2 Hz, 1H), 7.564 (dd, J = 7.2 and 8.0 Hz, 2H ...