Thiazolidinylidene isoindoline pigments

Details Thiazolidinylidene isoindoline pigments Thiazolidinylidene isoindoline pigments

1974-08-09

1976-06-29

Rush, Raymond V.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 4221, 260299, 260999, C07D27734

Patent

active

039667537

ABSTRACT:
This invention relates to novel compounds of the isoindoline series. More particularly, the present invention relates to certain novel 1-imino-3-(2-oxo-4-thioxo-5-thiazolidinylidene)isoindolines, 1-imino-3-(2,4-dithioxo-5-thiazolidinylidene)isoindolines, water-insoluble pigments prepared therefrom, and to methods for their preparation.

REFERENCES:
patent: 2099374 (1937-11-01), Schwarz
patent: 2254354 (1941-09-01), Davies
patent: 3499908 (1970-03-01), Vollman et al.
patent: 3646033 (1972-02-01), Leister et al.
patent: 3758497 (1973-09-01), Pugin et al.
Dains et al., J. Am. Chem. Soc., 38, 1841-1844 (1916).

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