Invention Grant
- Patent Title: Process for preparing primary intermediates for dyeing keratin fibers
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Application No.: US14063560Application Date: 2013-10-25
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Publication No.: US09309185B2Publication Date: 2016-04-12
- Inventor: John Michael Gardlik , Monica Jo Patten , Garry Steven Garrett , Bryan Patrick Murphy
- Applicant: The Procter & Gamble Company
- Applicant Address: US OH Cincinnati
- Assignee: The Procter & Gamble Company
- Current Assignee: The Procter & Gamble Company
- Current Assignee Address: US OH Cincinnati
- Agent James T. Fondriest
- Main IPC: C07C209/00
- IPC: C07C209/00 ; C07C213/02 ; C07C213/00 ; C07C213/06
Abstract:
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.
Public/Granted literature
- US20140121415A1 Process for Preparing Primary Intermediates for Dyeing Keratin Fibers Public/Granted day:2014-05-01
Information query
