3,6,6-Trimethyl-4-oxo-1-(2-pyridyl)-4,5,6,7-tetrahydroindazole in Schmidt reaction and Beckmann rearrangement conditions for the 4-hydroxyimino derivative

DOI: 10.1007/BF02297683

Source and publish data:

Chemistry of Heterocyclic Compounds p. 728 - 732 (2000)

Update date:2022-08-03

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Authors:

Delyatitskaya

Petrova Petrova

Grinberga

Tonkikh Tonkikh

Strakov Strakov

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Article abstract of DOI:10.1007/BF02297683

Treatment of 3,6,6-trimethyl-4-oxo-1-(2-pyridyl)-4,5,6,7-tetrahydroindazole with sodium azide in acids gives 3,7,7-trimethyl-5-oxo-1-(2-pyridyl)- 5,6,7,8-tetrahydro(4H)pyrazolo[4,3-b]azepine. Heating 1-(2-pyridyl)-3,6,6-trimethyl- and 1-phenyl-6,6-dimethy

Full text of DOI:10.1007/BF02297683

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