v-Triazolines. part XXI. Spiro[bicyclo[2.2.1]hept-2-ene[54']1',2'.s'-triazole]derivatives from cyclopentadiene and 5-amino-4-methylene-v-triazolines
作者:Maria Luisa Gelmi、Donato Pccar、Pasqualina Trimarco、Mariella Valsecchi、Riccakdo Destro、Marzia Ballabio
DOI:10.1016/0040-4020(84)85082-6
日期:1984.1
1R*, 4R*, 5S*, 5'S*-5'-Amino-1'-(4-nitrophenyl)-4',5'-dihydrospiro[bicyclo [2.2. 1]hept-2-ene[5.4]-1',2',3'-triazoles] have been obtained both by ?4 +2]-cycloaddition of cyclopentadiene to amino-methylene-1-(4-nitrophenyl)-4,5-dihydro-v-triazoles and by [3+2]-cycloaddition of 4-nitrophenylazide to 5-aminomethylene-2-norborenes . The configuration has been fully established by X-ray crystallographic
1R *,4R *,5S *,5'S * -5'-氨基-1'-(4-硝基苯基)-4',5'-二氢螺[双环[2.2。1]庚-2-烯[5.4] -1',2',3'-三唑]都是通过环戊二烯的α4+2]-环加成到氨基亚甲基-1-(4-硝基苯基)-4上获得的,5-二氢-v-三唑并通过[3 + 2] -4-硝基苯叠氮化物加成至5-氨基亚甲基-2-降冰片烯。通过X射线晶体学分析已经完全确定了该构型。讨论了环加成反应的过程和热行为。