Chemistry of Heterocyclic Compounds p. 884 - 886 (1990)
Update date:2022-07-29
Topics:
Vostokov, I. A.
Vasyaeva, L. V.
Maricheva, G. A.
Trub, E. P.
Treatment of mono- and diisocyanates with 3-methyl-4-alkyl(aryl)pyrazol-5-ones by heating in absolute dioxane gives the corresponding 1-carbamoylpyrazol-5-ones.Using PMR spectroscopy it has been shown that they exist in the 5-hydroxypyrazole form in DMSO,
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Doi:10.1080/00304948.2021.1875775
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(1986)Doi:10.1002/jhet.828
(2012)Doi:10.1016/S0040-4020(97)00995-2
(1997)Doi:10.1007/BF00811331
(1986)Doi:10.1021/ja01244a020
(1943)
