CONDENSATION OF 2 - SUBSTİTUTED - 3(H) - OXONAPHTHO (2, 1 ■ b) PYRAN WITH KETONES IN THE PRESENCE OF AMMONİUM ACETATE OR AMINES

Authors : F.m. ALY

Pages : 2-6

Doi:10.1501/Commub_0000000474

View : 8 | Download : 4

Publication Date : 1987-01-01

Article Type : Research Paper

Abstract :Several 5 - substituted naphtho insert ignore into journalissuearticles values(2, 1 - g); 1,3 - oxazocines insert ignore into journalissuearticles values(ila - k);, 11 - substituted hexa- hydro • 4a, 9 - alkyliminoethano - 4aH - 7, 8 - benzoxanthenes insert ignore into journalissuearticles values(İlla - c); and 5,6 - benzo - 2 - methylimino - 2,3 - trimethylenechroman - 4a - carboxyacetic acid lactam insert ignore into journalissuearticles values(IV); have been prepared by Michael condensation of 2 - substituted - 3insert ignore into journalissuearticles values(H); - oxonaphtho insert ignore into journalissuearticles values(2, 1 - b); pyran insert ignore into journalissuearticles values(la - c); with ketones in the presence of nitrogenous base at room temperature. Preparation of 10 - subs* tituted octahydronaphtho insert ignore into journalissuearticles values(2,1 - b); pyrano insert ignore into journalissuearticles values(3,4 - c); quinoline - 8H, 9 • diones insert ignore into journalissuearticles values(Va-c); was abo described.
Keywords : carboxyacetic acid lactam, was abo described, substituted hexa