Spiro-.DELTA..sup.3 -1,2,3-thiadiazolines and a method for the p

Details Spiro-.DELTA..sup.3 -1,2,3-thiadiazolines and a method for the p Spiro-.DELTA..sup.3 -1,2,3-thiadiazolines and a method for the p

1980-12-31

1981-12-29

Rollins, Alton D.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

71 90, 564147, 564148, A01N 4382, C07D28514

Patent

active

043083897

ABSTRACT:
Spiro-.DELTA..sup.3 -1,2,3-thiadiazolines of the formula: ##STR1## wherein R.sub.F represents a perfluoroalkyl group having from 1 to 6 carbon atoms, each X and each Y is independently selected from the class consisting of hydrogen, halogens, lower alkyl, and halogen-substituted lower alkyl, Z is fluorine, chlorine, or bromine, p is an integer from 2 to 6, and n is either 1 or 2; and a method for the preparation of such compounds comprising the reaction of certain acylated perfluorinated aliphatic aldehyde hydrazones with a thionyl halide.

REFERENCES:
patent: 2895958 (1959-07-01), Friedlander
patent: 3037027 (1962-05-01), Dodson et al.

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