V. Wolfart et al., 1,8-DIAZABICYCLO[6.6.4]OCTADECA-4,11,16-TRIYNE - A BRIDGEHEAD AMINE WITH PLANAR NITROGENS, Tetrahedron letters, 39(7), 1998, pp. 513-516
The synthesis of 1,8-diazabicyclo[6.6.4]octadeca-4,11,1 6-triyne (3) h
as been achieved, X-ray investigations on single crystals reveal an al
most planar conformation of the nitrogen atoms. (C) 1998 Elsevier Scie
nce Ltd. All rights reserved.