[O:1]1[C:5]2[CH:6]=[CH:7][C:8]([CH2:10][CH:11](N)[CH3:12])=[CH:9][C:4]=2[CH:3]=[CH:2]1.Cl.C(OCC)(=[O:17])C>C(OCC)C>[O:1]1[C:5]2[CH:6]=[CH:7][C:8]([CH2:10][C:11](=[O:17])[CH3:12])=[CH:9][C:4]=2[CH:3]=[CH:2]1This amine was dissolved in 20 mL ethyl acetate and then a 1 N solution of hydrogen chloride in diethyl ether was added dropwise. The resulting slurry was filtered, the solid washed with 3 mL ethyl acetate, and the solid dried under vacuum to provide 0.548 gm (91%) of the title compound.
Wird geladen…