John Michael GARDLIK,Monica Jo PATTEN,Garry Steven GARRETT,Bryan Patrick MURPHY
申请号：
US14063432
公开号：
US20140121414A1
申请日:
2013.10.25
申请国别(地区):
US
年份:
2014
代理人:
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.
