Synthesis of 2(3H)-imidazolethiones and 2(3H)-imidazolones from β,γ-alkynyl carbanilides

DOI: 10.1016/S0040-4039(00)76764-5

Source and publish data:

Tetrahedron Letters p. 1585 - 1586 (1994)

Update date:2022-07-30

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Authors:

Devan, Balachari

Rajagopalan, Krishnamoorthy

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Article abstract of DOI:10.1016/S0040-4039(00)76764-5

β,γ-Acetylenic carbanilides cyclize and subsequently isomerize to 2(3H)-imidazolethiones and 2(3H)-imidazolones upon treatment with ammoniacal H₂S and KOH in t-BuOH respectively.

Full text of DOI:10.1016/S0040-4039(00)76764-5

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