4-Amino-1-methylpiperidine → HCID 178465947, compound

Participants

Reaction Steps

2.7 g (7 mmol) 1,5-diacetyl-3-[4-nitrophenyl-methoxy-methylidene]-2-indolinone (Ex. VI.2) are suspended in 20 ml of dimethylformamide and stirred with 0.9 g (7.7 mmol) 4-amino-N-methylpiperidine for 6 h at 80° C. Then the mixture is evaporated down and the acetyl-protected intermediate product is washed with a little water and suction filtered.

Provenance & Evidence