Hydrazine → (S)-5-amino-2-(3-(2-chloro-3-fluorobenzyl)-1-methylureido)pentyl 5-(trifluoromethyl)pyridin-2-ylcarbamate

Beteiligte Stoffe

Reaktionsschritte

To a solution of (S)-2-(3-(2-chloro-3-fluorobenzyl)-1-methylureido)-5-(1,3-dioxoisoindolin-2-yl)pentyl 5-(trifluoromethyl)pyridin-2-ylcarbamate (150 mg, 0.24 mmol) in MeOH (5.0 mL) was added NH2NH2 (0.2 mL). The reaction mixture was stirred at RT for 2 h. The mixture was concentrated, dissolved in MeOH, filtered, and purified on RP-HPLC using a mixture of acetonitrile and H2O to give (S)-5-amino-2-(3-(2-chloro-3-fluorobenzyl)-1-methylureido)pentyl 5-(trifluoromethyl)pyridin-2-ylcarbamate (91 mg, 76%). LRMS (M+H+) m/z 506.1.

Herkunft & Nachweise