Invention Grant
- Patent Title: Process for preparing alkyl pyroglutamic acids
- Patent Title (中): 烷基焦谷氨酸的制备方法
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Application No.: US14653542Application Date: 2013-12-20
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Publication No.: US09434678B2Publication Date: 2016-09-06
- Inventor: David Wayne Moore , Douglas John Bugajsky
- Applicant: ANGUS Chemical Company
- Applicant Address: US IL Buffalo Grove
- Assignee: ANGUS CHEMICAL COMPANY
- Current Assignee: ANGUS CHEMICAL COMPANY
- Current Assignee Address: US IL Buffalo Grove
- Agency: Foley & Lardner LLP
- International Application: PCT/US2013/076930 WO 20131220
- International Announcement: WO2014/100591 WO 20140626
- Main IPC: C07C209/34
- IPC: C07C209/34 ; C07C213/02
Abstract:
This disclosure relates to methods for limiting the undesired reverse Mannich reaction during the hydrogenation reduction of one or more nitro functional groups (—NO2) to their corresponding amines (—NH2).
Public/Granted literature
- US20160194271A1 PROCESS FOR PREPARING ALKYL PYROGLUTAMIC ACIDS Public/Granted day:2016-07-07
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