Triethylamine → HCID 59840877, compound

Participants

Reaction Steps

To a solution of (2S)—N-(benzyloxy)-2-{[4-(4-methoxyphenyl)piperazin-1-yl]carbonyl}-4-methylpentan-1-amine (122 mg; 0.29 mmol; 1.0 eq.) and triethylamine (123 μL; 0.86 mmol; 3.0 eq.) in THF (2 mL) was added formic acetic anhydride (63 mg, 0.72 mmol, 2.5 eq., prepared as described in Krimen et al., in Organic Syntheses Coll. Vol 6, p8. The solution was stirred for 4.5 h at room temperature. The solvents were evaporated and the residue purified by column chromatography (Silicagel, 1/1 EtOAc/c-Hex) to give the title product as a colorless oil (105 mg, 81%). HPLC, Rt: 3.17 min (purity: 100%). M+(LC-MS (ESI)): 454.4.

Provenance & Evidence