Уважаемые коллеги! Скачайте, пожалуйста, 4 статьи:
1) Bare, Thomas M.; McLaren, Charles D.; Campbell, James B.; Firor, Judy W.; Resch, James F.; et al. Synthesis and structure-activity relationships of a series of anxioselective pyrazolopyridine ester and amide anxiolytic agents. Journal of Medicinal Chemistry 1989, 32, 12, 2561-2573.
2) Green, Neal J.; Xiang, Jason; Chen, Jing; Chen, Lihren; Davies, Audrey M.; Erbe, Dave; Tam, Steve; Tobin, James F. Structure–activity studies of a series of dipyrazolo[3,4-b:3′,4′-d]pyridin-3-ones binding to the immune regulatory protein B7.1. Bioorganic and Medicinal Chemistry 2003, 11, 13, 2991-3014.
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http://dx.doi.org/10.1016/S0968-0896(03)00183-4
3) Dorgan, Roderick J.J.; Parrick, John; Hardy, Christopher R. Pyrazolo[3,4-b]pyridines. The preparation of 1-protected-1H-pyrazolo[3,4-b]pyridines and attempts to remove the 1-substituent. Some reactions of 1-benzyl-1H-pyrazolo[3,4-b]pyridine and its 7-oxide. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry 1980, 938-942.
4) Campbell, James B.; Firor, Judy W. Trimethylaluminum-Promoted Cyclization of Cyanoenaminones. A Versatile Synthesis of Substituted Pyrazolopyridines. Synthetic Communications 1996, 26, 5, 981-990.
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http://dx.doi.org/10.1080/00397919608003702
Заранее огромное спасибо!!!
