Methylamine → HCID 13136972, compound

Participants

Reaction Steps

Prepared by the method described for Example 51 from N-[1,3,4,5-tetrahydro-8-methyl-5-oxo-3-(2-oxopropyl)-2H-[1]benzopyrano[3,4-c]pyridin-9-yl]acetamide (5.1 g, 0.016 moles) and methylamine (2.2 ml, 0.050 moles). Sufficient methanol is added to effect solution. Recrystallization from ethanol gave the product (3.0 g), mp 187°-188° C.

Provenance & Evidence