Hexane ethanol diethylamine → HCID 117769866, compound

Participants

Reaction Steps

Racemic 3-amino-5-(3-methylbutan-2-yl)-7-(5-(morpholin-4-yl)pyridin-2-yl)-1,5-dihydro-4H-pyrazolo[4,3-c]pyridin-4-one obtained in Example 116 (90 mg) was resolved by HPLC (column: CHIRALCEL OJ, 50 mmID×500 mmL, manufactured by Daicel Chemical Industries, mobile phase: hexane/ethanol/diethylamine=700/300/1(v/v/v)) to give the title compound (40 mg) having a longer retention time. 99.2% ee (HPLC (column: CHIRALCEL OJ3, 4.6 mmID×250 mmL, manufactured by Daicel Chemical Industries, mobile phase: hexane/ethanol/diethylamine=700/300/1(v/v/v), flow rate: 1.0 mL/min, retention time: 16.41 min))

Provenance & Evidence