1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochloride → HCID 59540096, compound

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The product of example 128B (307 mg, 1.05 mmol) and N1-((ethylimino)methylene)-N3,N3-dimethylpropane-1,3-diamine hydrochloride (602 mg, 3.14 mmol) in pyridine (5 mL) and dimethylformamide (5 mL) was stirred at ambient temperature for 16 hours. The mixture was diluted with EtOAc and washed with H2O and brine. The organic was dried (MgSO4), filtered and concentrated. Purification by chromatography (silica gel, 60% EtOAc in Hexanes) afforded 249 mg (86%) of the title compound. MS (ESI) m/z 276 (M+H)+.

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