3-(Julolidinyl)-benz[d]isothiazole-1,1-dioxide

Details 3-(Julolidinyl)-benz[d]isothiazole-1,1-dioxide 3-(Julolidinyl)-benz[d]isothiazole-1,1-dioxide

1977-09-23

1979-02-20

Coughlan, Jr., Paul M.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

96 29D, 96 84R, C07D49106, C07D51306

Patent

active

041406893

ABSTRACT:
This invention relates to 3-(julolidinyl)-benz[d]-isothiazole-1,1-dioxide useful as an intermediate in the synthesis of certain 3,3-disubstituted-2,3-dihydrobenz[d]-isothiazole-1,1-dioxide dyes which find utility as, for example, photographic optical filter agents and filter agent precursors.

REFERENCES:
patent: 3719480 (1973-03-01), Brantly
patent: 3929797 (1975-12-01), Borror et al.
Fritsch, Chem. Berichte 29 pp. 2990-2301 (1896).
Abramovitch, et al., J. Chem. Soc. Perkin Trans. I (22) pp. 2589-2594 (1974).

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