4,9-Methano[ll]annulenylidene. An Example of - American Chemical

Hz), and an AB doublet (methylene bridge) at T 6.25 and 9.3 1 (J = 11 .O Hz). .... 633 (1972); M. E. Wall, D. R. Brine, C. G. Pitt, and M. Perez-Reyez...
0 downloads 0 Views 396KB Size
2359

range coupling of 0.5 Hz; H2-H1Zs(3.26 and 9.28 T ) , long-range coupling of 0.5 Hz; Hs’H1l-H1za (3.6 and 6.35 T), long-range coupling of 0.5 Hz; H3-H4 (4.88 and 5.54 7) with I-Hz coupling; H2-H4 (3.6 and 5.54 7), long-range coupling