Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1998-01-28
1999-12-14
Richter, Johann
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
8406, 8407, 8408, 8409, 8410, 8423, 8574, C07D20912, C07D20914, C07D20818, C07D20920, C07D20924
Patent
active
060020180
ABSTRACT:
The invention relates to N-substituted 4-hydroxyindoline derivatives, to their process of synthesis, to their use as couplers for the oxidation of dyeing of keratinous fibers, in combination with at least one oxidation base, and to the dyeing processes in which they are used.
REFERENCES:
patent: 3649160 (1972-03-01), Kalopissis et al.
patent: 5427588 (1995-06-01), Lagrange et al.
Fadli Aziz
Lagrange Alain
Terranova Eric
"L'Oreal"
Oswecki Jane C.
Richter Johann
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