Bamberger fission and reclosure of 1-alkyl-5-(alkylamino)imidazole-4- carbonitriles leading to their 2-oxo derivatives

DOI: 10.1248/cpb.45.75

Source and publish data:

Chemical and Pharmaceutical Bulletin p. 75 - 80 (1997)

Update date:2022-08-02

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Authors:

Itaya, Taisuke

Kanai, Tae

Iwata, Mitsuo

Azuma, Masachika

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Article abstract of DOI:10.1248/cpb.45.75

1-Methyl-5-(methylamino)imidazole-4-carbonitrile (4a) afforded three minor ring-opened products (5a, 6a, 10a) besides its 2-oxo derivative 3a on treatment with ethyl chloroformate in aqueous sodium bicarbonate. The geometrical isomers of these trisubstitu

Full text of DOI:10.1248/cpb.45.75

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