REFERENCES
- Hartzler , H.D. 1971 . J. Am. Chem. Soc. , 93 : 4961 – 4962 .
- Aitken , R.A. , Hill , L. and Wilson , N.J. 1999 . Tetrahedron Lett. , 40 : 1061 – 1064 .
- Aitken , R.A. and Raut , S.V. 1992 . Tetrahedron , 48 : 8023 – 8030 .
- Aitken , R.A. , Ferguson , G. and Raut , S.V. 1991 . J. Chem. Soc. Chem. Commun. , : 812 – 814 .
- Taylor , E.C. and Dotzer , R. 1991 . J. Org. Chem. , 56 : 1816 – 1822 .
- Seyferth , D. and Paetsch , D.H. 1969 . J. Org. Chem. , 34 : 1483 – 1484 .
- Saunders , B.C. and Simpson , P. 1963 . J. Chem. Soc. , : 3351 – 3360 .
- Japan Kokai 131,532, 1977; CA 88, 105562