![Unexpected formation of 5,12-dimethyl-3,7,10,14,15,16-tetraazapentacyclo[7.5.1.12,8.15,16.112,15]octadecane, a novel caged nitrogen heterocycle, and preparation and X-ray crystal structure of its copper(II)chloride complex]()
Unexpected formation of 5,12-dimethyl-3,7,10,14,15,16-tetraazapentacyclo[7.5.1.12,8.15,16.112,15]octadecane, a novel caged nitrogen heterocycle, and preparation and X-ray crystal structure of its copper(II)chloride complexCraig, Donald C.; Kassiou, Michael; Read, Roger W. · Journal of the Chemical Society, Chemical Communications · 1991