Meta-phenylenediamines

Details Meta-phenylenediamines Meta-phenylenediamines

1979-07-02

1983-12-13

Doll, John

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

Organic compounds

Amino nitrogen containing

8404, 8406, 8407, 8409, 8410, 8412, 132 7, C07C 9140, C07C 9142

Patent

active

044206372

ABSTRACT:
New-meta-phenylenediamines are described for use in dyeing keratin fibres, especially human hair. These have the general formula: ##STR1## in which R represents an alkyl radical containing from 1 to 4 carbon atoms and n is an integer of from 1 to 3, or an acid salt thereof from 1 to 3 and include their acid salts.

REFERENCES:
patent: 2552354 (1951-05-01), Glahn et al.
patent: 3970423 (1976-07-01), Brody et al.
patent: 4125367 (1978-11-01), Bugaut et al.

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