Process for Preparing Primary Intermediates for Dyeing Keratin Fibers
摘要
A process has been developed for preparing 2-methoxymethyl-1,4-benzenediamine (IV-a), other compounds of formula (IV), and the salts thereof, all of which may be used as primary intermediates in compositions for dyeing keratin fibers.
申请公布号
US2014121414(A1)
申请公布日期
2014.05.01
申请号
US201314063432
申请日期
2013.10.25
申请人
THE PROCTER & GAMBLE COMPANY
发明人
GARDLIK JOHN MICHAEL;PATTEN MONICA JO;GARRETT GARRY STEVEN;MURPHY BRYAN PATRICK
