REFERENCES
- Hoffmann , R. W. 1967 . Dehydrobenzene and Cycloalkynes 200 New York : Academic Press .
- Matsuda , T. and Mitsuyasu , T. 1966 . Bull. Chem. Soc. Jpn , 39 : 1342
- Luis , J. V. , Ferrer , R. and Burguete , M. I. 1990 . J. Org. Chem. , 55 : 3808
- Kitamura , T. and Yamane , M. 1995 . J. Chem. Soc., Chem. Commun. , 9 : 983
- Friedman , L. and Logullo , F. M. 1969 . J. Org. Chem. , 34 : 3089
- Layer , R. W. 1963 . Chem. Rev. , 63 : 489