Triazolines. Part 32. Synthesis of 1-Alkyl-2-aminobenzimidazoles from 5-Amino-1-(2-nitroaryl)-1,2,3-triazolines

DOI: 10.1039/P19920002709

Source and publish data:

Journal of the Chemical Society. Perkin transactions I p. 2709 - 2712 (1992)

Update date:2022-08-03

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Authors:

Erba, Emanuela

Mai, Giorgio

Pocar, Donato

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Article abstract of DOI:10.1039/P19920002709

5-Amino-1-(2-nitroaryl)-1,2,3-triazolines 5 are converted into 1-alkyl-2-aminobenzimidazoles 7 in refluxing triethyl phosphite.The reaction occurs via thermal rearrangement of 5 followed by nitrogen elimination which produces N²-(2-nitroaryl)am

Full text of DOI:10.1039/P19920002709

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