A facile synthesis of 7,8-di aryl coumarino and flavano benzo-thiophenes

Phosphorus, Sulfur and Silicon and Related Elements

Volumn 177, Issue 2, 2002, Pages 511-522

  Chandramouli, G V P ^a   Prasanna, B ^a   Naveen Kumar, P ^a   Vijayakumar Reddy, P ^a  

^a NATIONAL INSTITUTE OF TECHNOLOGY   (India)

Author keywords

Benzopyranones; Benzothiophenes; Condensation; Demethylation; Friedel crafts cyclization

Indexed keywords

ACETOPHENONE DERIVATIVE; BENZOTHIOPHENE DERIVATIVE; COUMARIN DERIVATIVE; LEWIS ACID;

ANALYTIC METHOD; ARTICLE; CYCLIZATION; DEMETHYLATION; DRUG SYNTHESIS; FRIEDEL CRAFTS REACTION; INFRARED SPECTROSCOPY; POLYMERIZATION; PROTON NUCLEAR MAGNETIC RESONANCE;

EID: 0035981583     PISSN: 10426507     EISSN: None     Source Type: Journal    
DOI: 10.1080/10426500210246     Document Type: Article

References (15)

1. D. T. Connor, W. A. Cetenko, et al., J. Med. Chem., 35, 958 (1992).
2. S. L. Graham, K. L. Shepard, et al., J. Med. Chem., 32, 2548 (1989).
3. E. Campaigne, Comprehensive Heterocyclic Chemistry (Pergamon Press, Oxford, 1984), vol. 4, p. 863.
4. T. A. Grese and J. A. Dodge, Annual Reports in Medicinal Chemistry (Academic Press, New York, 1996), vol. 31, p. 181.
5. N. K. Sangwan, K. S. Dhindsa, O. P. Malik, and M. S. Malik, China Acta Turca, 11(I), 65-72 (1983).
6. E. J. Gaughan, Chemical Abstr., 95, P25056X (1981).
7. A. Attia and M. Michael, Pharmazie, 37, 118, 551-553 (1982).
8. S. Cabiddu, D. Cancellu, C. Floris, G. Gelli, and S. Melis, Synthesis, 888 (1988).
9. I. D. Kersey, C. W. G. Fishwick, J. B. C. Findlay, and P. Ward, Tetrahedron, 51, 6819 (1995).
10. S. Ray, P. K. Grover, and N. Anand, Indian. J. Chem., 8, 962 (1970).
11. A. G. Osborne, Tetrahedron, 37, 2021 (1981).
12. T. I. Gray, A. Pelter, and R. S. Ward, Tetrahedron, 35, 2539-2543 (1979).
13. C. F. H. Allen and W. B. Barker, Organic Synthesis, 2.
14. A. Lespagnol, A. Mercier, J. Betrand, and J. Mercier, Ann. Pharm. Franc., 8, 241 (1950).
15. S. Kim, J. Yang, and F. Di Ninno, Tetrahedron Letters, 40, 2909-2912 (1999).