Process for the preparation of tetrazoles

Details Process for the preparation of tetrazoles Process for the preparation of tetrazoles

1992-09-30

1994-02-08

Rizzo, Nicholas S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548252, 548253, 548254, C07D40110, C07D25704

Patent

active

052849546

ABSTRACT:
The present invention relates to a process for the preparation of 5-aryl tetrazoles of the formula: ##STR1## or a salt thereof comprising reacting an aryl nitrile with a trisubstituted silyl azide and a disubstituted tin oxide.

REFERENCES:
H. Wolff, Organic Reactions, vol. 111 pp. 307-336 (1965).
J. Mihina, et al., J. Org. Chem. 15 (1950).
E. Ettenhuber, et al., Chem. Ber 101 743 (1968).

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