References
- Barbara , E. C.B. 1968 . The chemistry of the Amino Group , Edited by: Patai , S. London : Wiley-interscience . Chapter-6
- Rolla , F. J. 1982 . Org, Chem. , 47 : 4327
- Suzuki , H. and Takaoka , K. 1984 . Chem. Lett. , : 1733
- Loibner , H. and Zbiral , E. 1976 . Helv. Chim. Acta. , 59 : 2100
- Fabiano , E. , Golding , B. T. and Sadeghi , M. M. 1987 . Synthesis , : 190