Process for preparing 1-H-tetrazole-5-thiols and intermediate co

Details Process for preparing 1-H-tetrazole-5-thiols and intermediate co Process for preparing 1-H-tetrazole-5-thiols and intermediate co

1980-08-29

1985-07-02

Hollrah, Glennon H.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D25704

Patent

active

045269785

ABSTRACT:
A novel process for producing a 1-H-tetrazole-5-thiol of the formula ##STR1## in which R.sup.1 is hydrogen; lower alkyl; lower alkyl substituted with a carboxylic acid, a carboxylic acid lower alkyl ester, or an hydroxy group; phenyl or phenyl substituted with a halogen, a lower alkyl group, or a lower alkoxy group; benzyl or benzyl substituted with a halogen, a lower alkyl group, or 1-3 alkoxy groups of 1-3 carbon atoms; or trichloroethyl,
which process comprises:

REFERENCES:
patent: 3962272 (1976-06-01), Katner
patent: 4110338 (1978-08-01), Kamiya et al.
Rappoport, (Ed.), The Chemistry of the Cyano Group, pp. 349-351, Interscience, (1970).
Van Leusen et al., "Tetrahedron Letters", No. 12, pp. 971-973, (1970).
Elderfield, Ed., "Heterocyclic Compounds", vol. 8, pp. 12 & 13, Wiley, N.Y., (1967).
Nirenburg et al., Chem. Abs., 63, Abst. No. 11544a, (1965).
Carpenter, J. Org. Chem., 27, 2085-88, (1965).

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