Triethylamine → HCID 18919843, compound

Participants

Reaction Steps

0.388 g (0.0021 mol) of 3-nitro-benzoyl chloride were dissolved in 20 ml of toluene under argon and treated while stirring with 0.5 g (0.0026 mol) of 1-benzyl-4-hydroxy-piperidine and 0.643 ml (0.0046 mol) of triethylamine. After boiling at reflux for 2 hrs. the suspension was filtered and the filtrate was completely freed from solvent. The residue was chromatographed over silica gel with ethyl acetate/hexane 1:2 as the eluent. 0.65 g (92%) of 1-benzyl-piperidin-4-yl 3-nitro-benzoate was obtained as a yellow oil. MS: mele (% basic peak)=340 (C19H20 N2O4+, 27), 263 (25), 173 (36.5), 150 (14.5), 91 (100), 82 (100).

Provenance & Evidence