An efficient synthesis of pyrazolo[3,4-b]pyridine derivatives in aqueous media

Journal of the Chinese Chemical Society

Volumn 54, Issue 5, 2007, Pages 1341-1345

  Shi, Da Qing ^a,b,c   Shi, Jing Wen ^b   Yao, Hao ^b   Jiang, Hong ^c   Wang, Xiang Shan ^b  

^a SOOCHOW UNIVERSITY   (China)

^b JIANGSU NORMAL UNIVERSITY   (China)

^c JIANGSU NORMAL UNIVERSITY   (China)

Author keywords

5 Aminopyrazole; Aqueous media; Benzylidenemalononitrile; Pyrazolo 3,4 b pyridine

Indexed keywords

EID: 36248929489     PISSN: 00094536     EISSN: None     Source Type: Journal    
DOI: 10.1002/jccs.200700190     Document Type: Article

References (24)

1. (a) Amato, J. Science 1993, 259, 1538.
2. (b) Illman, D. L. Chem. Eng. News 1993, 71, 5.
3. (c) Illman, D. L. Chem. Eng. News 1994, 72, 22.
4. (a) Li, C. J.; Chang, T. H. Organic Reactions in Aqueous Media; Wiley: New York, 1997.
5. (b) Fringuelli, F.; Piematti, O.; Pizzo, F.; Vaccaro, L. Eur. J. Org. Chem. 2001, 439.
6. (c) Stinson, S. C. Chem. Eng. News 1996, 74, 39.
7. Breslow, R.; Rideout, D. C. J. Am. Chem. Soc. 1980, 102, 7816.
8. (a) Li, C. J. Chem. Rev. 1993, 93, 2023.
9. (b) Ballini, R.; Bosica, G. Tetrahedron Lett. 1996, 37, 8027.
10. (c) Ballini, R.; Bosica, G.; Mecozzi, T. Tetrahedron 1997, 53, 7341.
11. (d) Meijer, A.; Otto, S.; Engberts, J. B. F. N. J. Org. Chem. 1998, 63, 8589.
12. (e) Bigi, F.; Chesini, L.; Maggi, R.; Sartori, G. J. Org. Chem. 1999, 64, 1033.
13. (f) Bigi, F.; Carloni, S.; Ferrari, L.; Maggi, R.; Mazzacani, A.; Sartori, G. Tetrahedron Lett. 2001, 42, 5203.
14. Fringuelli, F.; Pani, G.; Piermatti, O.; Pizz, F. Tetrahedron 1994, 50, 11499.
15. (a) Hardy, C. R. Adv. Heterocycl Chem. 1984, 36, 343.
16. (b) Orth, R. E. J. Pharm. Sci. 1968, 57, 537.
17. (c) Elnagdi, M. H.; Elmoghayar, M. R. H.; Elgmeie, G. E. H. Adv. Heterocycl. Chem. 1987, 41, 319.
18. (d) Elnagdi, M. H.; Elmoghayar, M. R. H.; Sadek, K. U. Adv. Heterocycl. Chem. 1990, 48, 223.
19. Chen, Y. L. International Patent WO9534563 A1 (1995), Chem. Abstr. 1995, 124, 232447.
20. Quiroga, J.; Alvarado, M.; Insuasty, B.; Moreno, R. J. Heterocycl. Chem. 1999, 36, 1311.
21. (a) Shi, D. Q.; Chen, J.; Zhuang, Q. Y.; Wang, X. S.; Hu, H. W. J. Chem. Res., (S), 2003, 674.
22. (b) Shi, D. Q.; Chen, J.; Zhuang, Q. Y.; Wang, X. S.; Hu, H. W. Chin. Chem. Lett. 2003, 14, 1242.
23. (c) Shi, D. Q.; Zhang, S.; Zhuang, Q. Y.; Tu, S. J.; Hu, H. W. Chin. J. Org. Chem. 2003, 23, 877.
24. (d) Shi, D. Q.; Mou, J.; Zhuang, Q. Y.;Wang, X. S.; Tu, S. J. Chin. J. Org. Chem. 2004, 24, 1042.