References
- Haslam , E. 1980 . Tetrahedron , 36 : 2409 – 33 .
- Wagner , R. B. and Zook , H. D. 1953 . Synthetic Organic Chemistry , 479 New York : John-Wiley .
- Henecka , H. 1953 . Method der organishan Chemie , 8 : 541
- Kumar , B. and Verma , R. K. 1984 . Synth. Commun. , 14 ( 14 ) : 1359
- Kumar , B. , Verma , R. K. and Singh , H. 1986 . Indian J. Chem. , 25B : 692
- Wassel , H. P. and Iverson , T. 1985 . J. Chem. Soc., Perkin Trans. , 1 : 2247
- Mohacsi , E. 1982 . Synth. Commun. , 12 ( 6 ) : 453
- Belousov , V. M. , Pal'chevskaya , T. A. , Kove'chuk , L. T. , Sidorchuk , V. V. and Gordeeva , I. A. 1988 . Ukr, Khim. Zh. , 54 ( 10 ) : 1039
- Qazi , T. U. 1989 . Curr. Sci. , 56 ( 11 ) : 624
- Zhang , Y. , Wu , S. and Wang , J. 1988 . Ferzi Cuihua , 2 ( 4 ) : 279
- Shaw , J. E. , Kunerth , D. C. and Sherry , J. I. 1973 . Tet. Lett. , : 689
- Kumar , B. , Kumar , H. and Singh , N. 1991 . Indian J. Chem. , 30B : 460
- Kotani , E. , Kobayashi , S. , Ishii , Y. and Tobinaga , S. 1984 . Chem. Pharm. Bull. , 32 ( 11 ) : 4281
- Unpublished results
- Littlebury , P. J. 1907 . Chem. Soc. , 91 : 1973