2,4-Diamino-5-(5-amino-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)-5H-chromeno[2,3-b]pyridine-3-carbonitrile Научная публикация
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Molbank
ISSN: 1422-8599 |
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| Вых. Данные | Год: 2022, Том: 2022, Номер: 3, Номер статьи : M1399, Страниц : DOI: 10.3390/m1399 | ||
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Реферат:
The one-pot synthesis methodology has become the leading atom-economical approach for various chemical transformations in a single pot, without purifying intermediate compounds. Chromeno[2,3-b]pyridines are an important class of heterocyclic compounds with versatile biological profiles and other different applications The 5-aminopyrazole system represents a significant heterocyclic template that has gained considerable interest because of its long history of use in the pharmaceutical and agrochemical industries. In this communication, the one-pot transformation of salicylaldehyde, malononitrile dimer, and 2-cyanoacetohydrazide in an ethanol/pyridine mixture was investigated to provide 2,4-diamino-5-(5-amino-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)-5H-chromeno[2,3-b]pyridine-3-carbonitrile in good yield. The structure of the novel compound was confirmed by means of elemental analysis, mass-, nuclear magnetic resonance, and infrared spectroscopy.
Библиографическая ссылка:
Ryzhkova Y.E.
, Elinson M.N.
2,4-Diamino-5-(5-amino-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)-5H-chromeno[2,3-b]pyridine-3-carbonitrile
Molbank. 2022. V.2022. N3. M1399 . DOI: 10.3390/m1399 WOS Scopus OpenAlex
2,4-Diamino-5-(5-amino-3-oxo-2,3-dihydro-1H-pyrazol-4-yl)-5H-chromeno[2,3-b]pyridine-3-carbonitrile
Molbank. 2022. V.2022. N3. M1399 . DOI: 10.3390/m1399 WOS Scopus OpenAlex
Идентификаторы БД:
| ≡ Web of science: | WOS:000859522700001 |
| ≡ Scopus: | 2-s2.0-85133680498 |
| ≡ OpenAlex: | W4283790738 |