δ⁸(9)-Sandaracopimaradiene

References

• Wenkert , E. and Berges , D. A. 1967 . J. Amer. Chem. Soc. , 89 : 2507
   PubMed Web of Science ®Google Scholar
• Wenkert , E. , Mueller , R. A. , Reardon , E. J. Jr. , Sathe , S. S. , Scharf , D. J. and Tosi , G. 1970 . ibid. , 92 : 7428
   Google Scholar
• Wenkert , E. , Mahajan , J. R. , Nussim , M. and Schenker , F. 1966 . Can. J. Chem. , 44 : 2575 references therein
   Web of Science ®Google Scholar
• Church , R. F. and Ireland , R. E. 1963 . J. Org. Chem. , 28 : 17 R. A. Laidlaw and J. W. Morgan, J. Chem. Soc., 644 (1963)
   Web of Science ®Google Scholar
• Wenkert , E. and Kumazawa , Z. 1968 . Chem. Commun. , : 140
   Web of Science ®Google Scholar
• Bose , A. K. and Harrison , S. 1961 . Chem. Ind. (London) , : 1307 Cf., (M. Fétizon and M. Golfier, Bull. Soc. Chem. Fr., 167 (1963); P. Johnson, R. C. Sheppard, C. E. Stehr, and S. Turner, J. Chem. Soc. C, 1847 (1966); A. Afonso, J. Org. Chem., 35, 1949 (1970)
   Web of Science ®Google Scholar
• Levine , S. G. 1958 . J. Amer. Chem. Soc. , 80 : 6150 R. Greenwald, M. Chaykovsky, and E. J. Corey, J. Org. Chem., 28, 1128 (1963)
   Web of Science ®Google Scholar
• Simmons , H. E. and Smith , R. D. 1959 . J. Amer. Chem. Soc. , 81 : 4256 J. Furukawa, N. Kawabata, and J. Nishimura, Tetrahedron, 24, 53 (1968). The authors are indebted to Dr. David Abenhaim (Orsay) for a gift of diethylzinc
   Web of Science ®Google Scholar
• Dauben , W. G. and Berezin , G. H. 1963 . J. Amer. Chem. Soc. , 85 : 468 W. G. Dauben and A. C. Ashcraft, ibid., 85, 3673 (1963); R. E. Ireland, D. R. Marshall, and J. W. Tilley, ibid., 92, 4754 (1970)
   Web of Science ®Google Scholar
• Hydrolysis of 3 in methanolic acid1 yielded 4a dimethyl acetal
   Google Scholar