Browsing by Author "48fd160f-34ef-431f-a9dd-f648ffcedd12"
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Polo, Efraín; Trilleras, Jorge; Ramos, Juan; Galdámez Silva, Antonio; Quiroga, Jairo; Gutiérrez, Margarita (MDPI AG, 2016)A small series of tetrahydroindazoles was prepared, starting from 2-acetylcyclohexanone and different hydrazines using reflux and a focused microwave reactor. Microwave irradiation (MW) favored the formation of the desired ...
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Quiroga, Jairo; Hormaza, Angelina; Insuasty, Braulio; Saitz Barría, Claudio; Jullian Matthaei, Carolina; Cañete, Alvaro (HeteroCorporation, 1998)A series of pyrazolo[1,5-a]pyrimidin-3-ones 3 was prepared from Meldrum's acid and 5-amino-3-arylpyrazoles 1 by cyclization in nitrobenzene of the corresponding 5-pyrazolylaminomethylene Meldrum's acid derivatives 2. The ...