2-hydrazono-4,6-dinitrobenzthiazolones useful to form dyestuffs

Details 2-hydrazono-4,6-dinitrobenzthiazolones useful to form dyestuffs 2-hydrazono-4,6-dinitrobenzthiazolones useful to form dyestuffs

1989-08-10

1990-10-09

Higel, Floyd D.

Chemistry: analytical and immunological testing

Oxygen containing

Ozone or peroxide

2524081, 422 56, 423582, 423584, 534578, 534586, 534733, 534768, 534769, 534778, 534788, 534782, 548161, 548164, 568558, 568568, 568570, 568571, G01N 3114, C09B 29045, D06P 104, D06P 106

Patent

active

049620401

ABSTRACT:
2-Hydrazono-4,6-dinitrobenzthiazolones of the formula ##STR1## in which X.sub.1 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -hydroxyalkyl, C.sub.1 -C.sub.4 -sulphoalkyl or C.sub.1 -C.sub.4 -sulphatoalkyl, and

REFERENCES:
patent: 3153031 (1964-10-01), Alicot et al.
patent: 4089747 (1978-05-01), Bruschi

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