Highly concentrated stable solutions of color-forming agent: for

Details Highly concentrated stable solutions of color-forming agent: for Highly concentrated stable solutions of color-forming agent: for

1988-09-20

1990-05-08

Clingman, A. Lionel

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

Organic compounds

Chalcogen in the nitrogen containing substituent

8506, 8527, 8580, 544 87, 544128, 544142, 544143, 544151, 544153, 546165, 546195, 546200, 546201, 548444, 548490, 548491, 549406, 549462, 552105, B41M 516, C09B 1104, C09B 6744

Patent

active

049236415

ABSTRACT:
Highly concentrated stable solutions of color-forming agents of the general formula ##STR1## wherein x denotes hydroxyl, alkoxy, alkenyloxy, aralkoxy, cycloalkoxy, aryloxy, acyloxy, alkylamino, dialkylamino, acylamino, aralkylamino or arylamino and

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