3,4-Dihydro-2H-1,4-benzoxazine → 4-(3,4-Dihydro-2H-1,4-benzoxazin-4-yl)-1-(3,4-dimethoxybenzoyl)-2-methyl-1,2,3,4-tetrahydroquinoline

Beteiligte Stoffe

Reaktionsschritte

Starting with cis-1-(3,4-dimethoxybenzoyl)-2-methyl-1,2,3,4-tetrahydro-4-quinolinol (400 mg, 1.22 mmol) prepared in Reference Example 1 and 3,4-dihydro-2H-1,4-benzoxazine (495 mg, 3.66 mmol), the same procedure as shown in Example 1 was repeated to give the titled compound (320 mg, yield: 59%) as a colorless oil. (cis:trans=1:2.3)

Herkunft & Nachweise