1,2,4‐Triazoles. XXV. The effect of pyridine substitution on the isomerization of s‐Triazolo[4,3‐a] pyridines into s‐Triazolo[1,5‐a] pyridines
- 1 October 1970
- journal article
- research article
- Published by Wiley in Journal of Heterocyclic Chemistry
- Vol. 7 (5) , 1019-1027
- https://doi.org/10.1002/jhet.5570070504
Abstract
The isomerization of s‐triazolo[4,3‐a]pyridines into s‐triazolo[1,5‐a]pyridines is greatly facilitated by electron withdrawing nitro substituents in the pyridine ring and retarded by electron donating amino groups.Keywords
This publication has 36 references indexed in Scilit:
- Reaction of N-Aminopyridinium Derivatives. VI. Properties of s-Triazolo [1, 5-α] pyridine Ring.CHEMICAL & PHARMACEUTICAL BULLETIN, 1966
- 240. The Dimroth rearrangement. Part II. Kinetic studiesJournal of the Chemical Society, 1963
- 254. The methylation of cystosine and cytidineJournal of the Chemical Society, 1962
- 251. Pyrimidine reactions. Part III. The methylation product of 4-amino-6-hydroxypyrimidine, and related compoundsJournal of the Chemical Society, 1961
- Pteridine Chemistry. IV. Structure of the Reaction Products Obtained from Acrylonitrile and 2-Amino-4-hydroxypteridinesJournal of the American Chemical Society, 1959
- Pteridine Chemistry. III. 2-Amino-1(and 3)6,7-trimethyl-4-pteridones and Some Related CompoundsJournal of the American Chemical Society, 1958
- 141. The preparation of fused triazole systemsJournal of the Chemical Society, 1957
- 907. Heterocyclic systems related to pyrrocoline. Part II. The preparation of polyazaindenes by dehydrogenative cyclisationsJournal of the Chemical Society, 1957
- Simple pyrimidines. Part III. The methylation and structure of the aminopyrimidinesJournal of the Chemical Society, 1955
- The synthesis of trypanocides. Part V. A rearrangement of some 6-amino-1-methylpyrimidinium salts, and the synthesis of 4-amino-1 : 2-dimethyl-6-(1 : 2-dimethyl-6-methylaminopyrimidinium-4-amino)-quinolinium di-iodideJournal of the Chemical Society, 1955