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Communication | Special issue | Vol 18, No. 1, 1982, pp.37-40
Published online, 1st January, 1970
DOI: 10.3987/S(B)-1982-01-0037
Long Range Interactions in Bicyclic Semidiones Containing Hetero Atoms

Glen A. Russell,* Lourdes L. Herold, and K.-Y. Chang

*Department of Chemistry, Iowa State University, Ames, Iowa 50011, U.S.A.


Long range hyperfine splittings are observed for anti hydrogen atoms in the semidiones 4, 8, 9, 11, and 12, but a corresponding spin delocalization by the lone pair of electrons of a nitrogen or phosphorous bridge in 8, 9, 10, 11, 12, or 13 cannot be observed.