Invention Grant
- Patent Title: Preparation of dihydroxyethyl piperazine
- Patent Title (中): 二羟基乙基哌嗪的制备
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Application No.: US14424842Application Date: 2013-09-04
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Publication No.: US09328080B2Publication Date: 2016-05-03
- Inventor: Tina L. Arrowood , Jason C. MacDonald
- Applicant: Dow Global Technologies LLC
- Applicant Address: US MI Midland
- Assignee: Dow Global Technologies LLC
- Current Assignee: Dow Global Technologies LLC
- Current Assignee Address: US MI Midland
- Agency: Akerman LLP
- International Application: PCT/US2013/058054 WO 20130904
- International Announcement: WO2014/039551 WO 20140313
- Main IPC: C07D241/04
- IPC: C07D241/04 ; C07D295/04 ; C07D295/088 ; B01J27/232 ; B01J31/02 ; B01J31/16
Abstract:
A process for selectively preparing dihydroxyethyl piperazine by reacting hydroxyethyloxazolidinone with an acid catalyst wherein the selectivity of hydroxyethyloxazolidinone to dihydroxyethyl piperazine is at least 55%.
Public/Granted literature
- US20150274682A1 Preparation of Dihydroxyethyl Piperazine Public/Granted day:2015-10-01
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