Regiospecific Methylation of Cyclopentenone Derivatives

References

• Smith , A. B. III . 1975 . Chem. Commun. , : 274
   Web of Science ®Google Scholar
• Lee , R. A. , McAndrews , C. , Patel , K. M. and Reusch , W. 1973 . Tetrahedron Letters , : 965 G. Stork and R. L. Danheiser, J. Org. Chem. 38, 1775 (1973); M. Tanabe and D. F. Crowe, Chem. Commun., 564 (1973); A. G. Schultz and D. S. Kashdan, J. Org. Chem. 38, 3814 (1973) and references cited therein
   Google Scholar
• Tsukasa , H. and Saito , S. 1974 . Nippon Kagaka Kaishi , : 1555
   Google Scholar
• Acheson , R. M. and Robinson , R. 1952 . J. Chem. Soc. , : 1127 Cyclopentenone 1a was prepared according to, while 1b and 3 were prepared according to the sequence recently introduced in reference 1
   Web of Science ®Google Scholar
• Herrmann , J. L. , Kieczykowski , G. R. and Schlessinger , R. H. 1973 . Tetrahedron Letters , : 2433
   Google Scholar
• All new compounds gave satisfactory micro-analyses. Yields, determined by g. 1. c. calibration and based on the cyclopentenone, are not maximized
   Google Scholar
• Bystrov , V. F. , Pozdnyakova , T. E. , Elizarova , A. N. and Akhrem , A. A. 1963 . Izvest. Akad. Nauk. S.S.S.R., Otdel. Khim. Nauk. , : 66 and I. N. Nazarov and A. N. Elizarova, Izvest. Akad. Nauk. S.S.S.R., Otdel. Khim. Nauk., 295 (1951)
   Google Scholar
• Schegolev , A. A. , Smit , W. A. , Roitburd , G. V. and Kucherov , V. F. 1974 . Tetrahedron Letters , : 3373
   Google Scholar
• Agosta , W. C. and Smith , A. B. III . 1971 . J. Amer. Chem. Soc. , 93 : 5513
   Web of Science ®Google Scholar
• Kende , A. S. and Eilerman , R. G. 1973 . Tetrahedron Letters , : 697
   Google Scholar