N-Butyl-4-methylpyridinium chloride112400-86-937 % similar 1-Butyl-3-methylimidazolium iodide65039-05-634 % similar 1-Butyl-3-methylimidazolium bromide85100-77-234 % similar 3-Methyl-N-butylpyridinium chloride125652-55-333 % similar Butylpyridinium chloride1124-64-733 % similar 1-Butyl-3-methylimidazolium hexafluorophosphate174501-64-532 % similar 1-Butyl-3-methylimidazolium tetrafluoroborate174501-65-632 % similar Dodecylpyridinium chloride104-74-531 % similar Cetylpyridinium chloride123-03-531 % similar Tetradecylpyridinium chloride2785-54-831 % similar 1-Butyl-3-methylimidazolium nitrate179075-88-830 % similar 1-Butyl-3-methylimidazolium thiocyanate344790-87-030 % similar