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New secondary intermediates for oxidation hair dyes, their preparation and use, and those containing hair dye
New secondary intermediates for oxidation hair dyes, their preparation and use, and those containing hair dye
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机译:氧化染发剂的新辅助中间体,它们的制备和使用以及含染发剂的中间体
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摘要
2-Hydroxypropyl 2,4-diaminophenyl ethers substituted in the 1-position by one of the radicals -NHC2H5, -NHC6H5, -NHCH2C6H5, -N(C2H5)(C6H5), -OH, -OC2H5, a morpholine radical or a piperidine radical, their production and use as coupler components in oxidation hair dyes, and hair dyeing compositions containing them.
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