HCID 13689022, compound → HCID 20240184, compound

Participants

Reaction Steps

A mixture of 10 g of 5-nitro-2-[2-[[2-(phenylmethoxy)ethyl](phenylmethyl)amino]ethyl]-2H-[1]benzopyrano[4,3,2-cd]indazol-9-ol and 5 g of Raney nickel in 150 ml N,N-dimethylformamide was stirred at atmospheric pressure under hydrogen overnight. The mixture was filtered and the filtrate was concentrated in vacuo to a thick oil. The 5-amino-2-[2-[[2-(phenylmethoxy)ethyl](phenylmethyl)amino]ethyl]-2H-[1]benzopyrano[4,3,2-cd]indazol-9-ol so obtained was used without further processing.

Provenance & Evidence