Ring-expansion synthesis and crystal structure of dimethyl 4-ethyl-1,4,5,6,7,8-hexa-hydro-azonino[5,6-b]indole-2,3-di-carboxyl-ateстатья
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Дата последнего поиска статьи во внешних источниках: 26 декабря 2018 г.
Аннотация:The title compound, C20H24N2O4, is the product of a ring-expansion reaction from a seven-membered hexa-hydro-azepine to a nine-membered azonine. The azonine ring of the mol-ecule adopts a chair-boat conformation. In the crystal, mol-ecules are linked by bifurcated N - H...(O,O) hydrogen bonds, generating [010] zigzag chains. The title compound shows inhibitory activity against acetyl-cholinesterase and butyrylcholinesterase, and might be considered as a candidate for the design of new types of anti-Alzheimer's drugs.