Preparation of Di-, Tetra-, Hexa- And Octa-methyl-dibenzofurans via Dilithiation-Oxidative Coupling of Diphenyl Ethers

Journal of Chemical Research - Part S

Volumn , Issue 8, 1996, Pages 362-363

  Radner, Finn ^a   Eberson, Lennart ^a  

^a LUND UNIVERSITY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 2742611576     PISSN: 03082342     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (9)

1. (a) L. Eberson, M. P. Hartshorn, F. Radner, M. Merchan and B. O. Roos, Acta Chem. Scand., 1993, 47, 176.
2. M. V. Sargent and P. O. Stransky, Adv. Heterocycl. Chem., 1984, 35, 1.
3. (b) K.-P. Zeller and S. Berger, J. Chem. Soc., Perkin Trans. 2, 1977, 54.
4. (c) L. Eberson and F. Radner, Acta Chem. Scand., 1992, 46, 312.
5. (a) Y. Sugii and H. Shindo, J. Pharm. Soc. Jpn., 1934, 54, 829 (Chem. Abstr., 1935, 29, 790).
6. (a) Y. Sugii and H. Shindo, J. Pharm. Soc. Jpn., 1934, 54, 829 (Chem. Abstr., 1935, 29, 790).
7. Copper(II)-promoted cyclization of 2,2′-dilithiodiphenyl sulfone has been reported: V. N. Gotge, V. S. Palkar and B. D. Tilak, Tetrahedron Lett., 1960, 30.
8. R. Gerdil and E. A. C. Lucken, J. Am. Chem. Soc., 1965, 87, 213. For a recent paper on double ortho-lithiation of dibenzofurans, see F. Jean, O. Melnyk and A. Tartar, Tetrahedron Lett., 1995, 36, 7656.
9. R. Gerdil and E. A. C. Lucken, J. Am. Chem. Soc., 1965, 87, 213. For a recent paper on double ortho-lithiation of dibenzofurans, see F. Jean, O. Melnyk and A. Tartar, Tetrahedron Lett., 1995, 36, 7656.