Abstract
Deprotonation of 1-alkyl-5-phenyl-1,2,4-triazinium salts by triethylamine results in the formation of azomethyne ylides which undergo a 1,3-dipolar cycloaddition reaction with diethyl acetylenedicarboxylate to yield pyrrolo[2,1-f]1,2,4-triazines
References
1.
Tominaga Y., Ichihara Y., Mori T., Kamio C., Hosomi A.
Journal of Heterocyclic Chemistry,
1990
2.
10.1070/MC1992v002n03ABEH000144_bib2
Constantinescu
Rev. Roum. Chim.,
1981
3.
10.1070/MC1992v002n03ABEH000144_bib3
Magdesieva
Zh. Org. Khim.,
1984
4.
10.1070/MC1992v002n03ABEH000144_bib4
Poshivalov
Teor. Eksp. Khim.,
1981
5.
10.1070/MC1992v002n03ABEH000144_bib5
Zugravesku
Rev. Roum. Chim.,
1982
6.
10.1070/MC1992v002n03ABEH000144_bib6
Johnson
Ylide Chemistry,
1966
7.
10.1070/MC1992v002n03ABEH000144_bib7
Zugravesku
N-Ylide Chemistry,
1976
8.
Tsuge O., Kanemasa S.
Advances in Heterocyclic Chemistry,
1989
9.
10.1070/MC1992v002n03ABEH000144_bib9
Vedejs
Adv. Cycloaddit.,
1988
10.
10.1070/MC1992v002n03ABEH000144_bib10
Prostakov
Khim. Geterotsikl. Soedin.,
1980
11.
10.1070/MC1992v002n03ABEH000144_bib11
Lesniac
C.R. Acad. Sci., Ser. 2,
1986
12.
Tsuge O., Kanemasa S., Kuraoka S., Takenaka S.
Chemistry Letters,
1984