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1-乙基-3-甲基咪唑二氰亚甲盐 3-Ethyl-1-methyl-1H-imidazolium salt with propanedinitrile 923019-22-1
1-乙基-3-甲基咪唑二氰亚甲盐 3-Ethyl-1-methyl-1H-imidazolium salt with propanedinitrile 923019-22-1
咪唑;合成中间体;化工原料