Journal
RUSSIAN JOURNAL OF GENERAL CHEMISTRY
Volume 91, Issue 7, Pages 1305-1309Publisher
MAIK NAUKA/INTERPERIODICA/SPRINGER
DOI: 10.1134/S1070363221070070
Keywords
3,4-dihydroxanthone; 6,7-dihydroindazole; 7,8-dihydroquinazoline; ANRORC reaction
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Funding
- Council for Grants at the President of the Russian Federation [SP-2019]
- Ministry of Health of the Russian Federation [AAAA-A20-120121790030-8]
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A method has been developed for synthesizing 6,7-dihydroindazoles and 7,8-dihydroquinazolines by reacting 3,4-dihydroxanthone derivatives with 1,2- and 1,3-binucleophiles (hydrazine, guanidine) under mild conditions (methanol, 20-65 degrees C) with high yields.
A procedure has been developed for the synthesis of 6,7-dihydroindazoles and 7,8-dihydroquinazolines by reaction of 3,4-dihydroxanthone derivatives with 1,2- and 1,3-binucleophiles (hydrazine, guanidine). The reaction occurred under mild conditions (methanol, 20-65 degrees C) with high yields.
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