Title:
２－メトキシエタノール（ＭＯＥ）の減少方法
Document Type and Number:
Japanese Patent JP7237081
Kind Code:
B2
Abstract:
A process for the depletion of 2-methoxyethanol (MOE) from a mixture comprising predominantly morpholine (MO) (crude morpholine), wherein crude morpholine is distilled in a distillation column in the presence of an alkali metal compound of the general formula M+[RO−] (M+ is alkali metal cation and R is hydrogen (H), methyl, ethyl, propyl, isopropyl, n-butyl, isobutyl, sec-butyl or tert-butyl), where MO and a compound of the general formula R—OH are distilled off and an alkali metal methoxyethoxide of the general formula M+[MeOEtO−] is obtained in the bottom of the column.
Inventors:
Koch, Eve
Bassman, Olivier
Pheninger, Joachim
Pastor, Jerg
Melder, Johann-Peter
Bassman, Olivier
Pheninger, Joachim
Pastor, Jerg
Melder, Johann-Peter
Application Number:
JP2020544286A
Publication Date:
March 10, 2023
Filing Date:
February 11, 2019
Export Citation:
Assignee:
BASF SE
International Classes:
C07D295/023; C07D295/027
Domestic Patent References:
| JP2010504937A |
Foreign References:
| CN102206196B | ||||
| CN102002019A |
Attorney, Agent or Firm:
Patent Attorney Corporation Hiraki International Patent Office
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