Process for the preparation of fused 1,2,3-triazoles

Details Process for the preparation of fused 1,2,3-triazoles Process for the preparation of fused 1,2,3-triazoles

1982-03-25

1984-01-03

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548260, C07D24916

Patent

active

044243600

ABSTRACT:
An improved process for the preparation of fused 1,2,3-triazoles by reaction of an ortho-diaminoaryl with an ester of nitrous acid in a soluent or diluent is disclosed wherein the process is catalyzed by the use of a 1,2,3-triazole.

REFERENCES:
patent: 4146500 (1979-03-01), Fletcher et al.
patent: 4158660 (1979-06-01), Gavin et al.
Weda et al., "Synthesis Aromatic Polyamides . . . ", Chem. Abst. 91:5494c 1979.
Saborskii et al., "Anion Exchangers . . . ," Chem. Abst, 84:75053n (1976).

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