ZnCl₂ Promoted Formal (3+2) Cycloaddition Reactions of 2-Alkoxy-1,4-benzoquinones with 2H-Chromenes

References

• Engler , T. A. , Gfesser , G. A. and Draney , B. W . 1995 . J. Org. Chem. , 60 : 3700 – 3706 .
   Web of Science ®Google Scholar
• Engler , T. A. , Lynch , K. O. , Chai , W. and Meduna , S. P . 1995 . Tetrahedron Lett. , 36 : 2713 – 2716 .
   Google Scholar
• Engler , T. A. , Chai , W. and Lynch , K. O . 1995 . Tetrahedron Lett. , 36 : 7003 – 7006 .
   Google Scholar
• Jiang , S. and Turos , E. 1994 . Tetrahedron Lett. , 35 : 7889 – 7892 .
   Google Scholar
• Miki , Y. , Kobayashi , S. , Ogawa , N. and Hachiken , H. 1994 . Synlett. , : 1001
   Google Scholar
• Bailey , J. A. and Mansfield , J . 1982 . Phytoalexins, Blackie” Glasgow. 21 – 80 .
   Google Scholar
• VanEtten , H. D . 1976 . Phytochemistry. , 15 : 655 – 659 .
   Web of Science ®Google Scholar
• Kojima , R. , Fukushima , S. , Neno , A. and Saiki , Y. 1970 . Chem. Pharm. Bull. , 18 : 2555
   PubMedGoogle Scholar
• Nakagawa , M. , Nakanishi , K. , Darko , L. L. and Vick , J. A . 1982 . Tetrahedron Lett. , 23 : 3855 – 3858 .
   Web of Science ®Google Scholar
• Engler , T. A. , Lynch , K. O. , Reddy , J. P. and Stuart Gregory , G . 1993 . Bioorg. Med. Chem. Lett. , 3 : 1229 – 1232 .
   Google Scholar
• McKillop , A. , Hunt , J. D. , Kienzle , F. , Bigham , E. C. and Taylor , E. C . 1973 . J. Am. Chem. Soc. , 95 : 3635 – 3640 .
   Web of Science ®Google Scholar
• Farkas , L. , Gottasegen , A. , Nagradi , M. and Antus , S . 1972 . J. Chem. Soc. Chem. Commun. , 14 : 825 – 826 .
   Google Scholar
• Engler , T. A. , Combrink , K. D. and Reddy , J. P . 1989 . J. Chem. Soc. Chem. Commmun. , : 454 – 455 .
   Google Scholar
• Engler , T. A. , Reddy , J. P. , Combrink , K. D. and Velde , D. V . 1990 . J. Org. Chem. , 55 : 1248 – 1254 .
   Web of Science ®Google Scholar
• Engler , T. A. , Letavic , A. M. , Combrink , K. D. and Takusagava , F. 1990 . J. Org. Chem. , 55 : 5810 – 5812 .
   Google Scholar
• Engler , T. A. , Letavic , A. M. , Lynch , K. O. and Takusagava , F. 1994 . J. Org. Chem. , 59 : 1179 – 1183 .
   Google Scholar
• Hayashi , E. , Takahaskhi , Y. , Itoh , H. and Yoneda , N. 1994 . Bull. Chem. Soc. Jpn. , 67 : 3040 – 3043 .
   Google Scholar
• Hayashi , E. , Takahaskhi , Y. , Itoh , H. and Yoneda , N. 1993 . Bull. Chem. Soc. Jpn. , 66 : 3520 – 3521 .
   Web of Science ®Google Scholar
• Murugesh , M. G. , Subburaj , K. and Trivedi , G. K . 1996 . “Regioselective synthesis of substituted pterocarpans and pterocarpenes. Lewis acid Ti(IV) promoted formal (3+2) cycloaddition reactions” . In Tetrahedron 000 (in press
   Google Scholar
• Narkhede , D. D. , Iyer , P. R. and Rukmani Iyer , C. S . 1989 . J. Nat. Products. , 52 : 502 – 505 .
   Google Scholar
• Bandaranayake , W. M. , Crombie , L. and Whiting , D. 1969 . J. Chem. Soc. Chem. Commun. , 17 : 970 – 971 .
   Google Scholar
• Pratt , D. V. , Ruan , F. and Hoppkins , P. B . 1987 . J. Org. Chem. , 52 : 5053 – 5055 .
   Google Scholar
• Ishii , H. , Ohtake , R. , Ohida , H. , Mitsui , H. and Ikeda , N . 1970 . Yakugaku Zasshi. , : 1283
   PubMedGoogle Scholar