The dihydrochloride melted at 220-221°. Anal. Caled, for Ci8H21ClN2-2HCl: N, 7.50. Found: N, 7.56.The mono-methiodide quaternary salt separated from an ether solution containing equivalent amounts of the free base and methyl iodide. It melted at 119-120°( dec.) after crystallization from absolute alcohol.
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