缩合剂能引起缩合反应的试剂。
2-((2,5-Dioxopyrrolidin-1-yl)oxy)-1,3-dimethyl-3,4,5,6-tetrahydropyrimidin-1-ium tetrafluoroborate
2-((1,3-Dimethyl-3,4,5,6-tetrahydropyrimidin-1-ium-2-yl)thio)pyridine 1-oxide tetrafluoroborate
1-(Bis(dimethylamino)methylene)-5-chloro-1H-benzo[d][1,2,3]triazole-1-ium 3-oxide tetrafluoroborate
1-(Bs(dimethylamino)methylene)-1H-benzo[d][1,2,3]triazole-1-ium 3-oxide tetrafluoroborate
1,1,3,3-Tetramethyl-2-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)isouronium tetrafluoroborate
O-(2-Oxo-1(2H)pyridyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate
2-Chloro-1,3-dimethyl-4,5-dihydro-1H-imidazol-3-ium hexafluorophosphate(V)
Methyl 4-(chlorocarbonyl)benzoate
2-Pyridinol-1-oxide
4-(Methoxycarbonyl)benzoic acid
N-Hydroxy-5-norbornene-2,3-dicarboximide
2,4,6-Triisopropylbenzenesulfonohydrazide
N-(Chloro(dimethylamino)methylene)-N-methylmethanaminium hexafluorophosphate(V)
N1,N1,N2,N2-Tetramethyldiazene-1,2-dicarboxamide
1-(((1H-Benzo[d][1,2,3]triazol-1-yl)oxy)(piperidin-1-yl)methylene)piperidin-1-ium hexafluorophosphate(V)
Bis(1-chloroethyl) carbonate
1-Tosyl-1H-1,2,4-triazole
N-(3-(Dimethylamino)-2-(trifluoromethyl)allylidene)-N-methylmethanaminium hexafluorophosphate(V)
1-((2,4,6-Triisopropylphenyl)sulfonyl)-1H-1,2,4-triazole
1-((2,4,6-Triisopropylphenyl)sulfonyl)-1H-imidazole
3-Nitro-1-tosyl-1H-1,2,4-triazole
2-Chloro-1,3-dimethylimidazolinium chloride
