Process for the production of 2-(1H-tetrazol-5-yl)-9-hydroxy-1-o

Details Process for the production of 2-(1H-tetrazol-5-yl)-9-hydroxy-1-o Process for the production of 2-(1H-tetrazol-5-yl)-9-hydroxy-1-o

1977-10-13

1980-09-30

Daus, Donald G.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

560139, 2603452, C07D40504

Patent

active

042257220

ABSTRACT:
This invention relates to Compounds of formula II: ##STR1## wherein Y is formyl, carboxylic acid, acrylic acid, cyano or tetrazolo; X is hydrogen, lower alkanoyl or lower alkyl, and their non-toxic, pharmaceutically acceptable salts are disclosed. These compounds are useful in the prevention of allergic and asthamatic reactions.

REFERENCES:
Patai, "Chemistry of the Cyano Group", p. 351, (1962), Interscience, N.Y.
Topchiev et al., "Boron Fluoride and Its Compounds as Catalysts in Organic Chemistry", p. 286, Permagon, N.Y., (1959).

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