CN1059201C - 一种叔胺的提纯方法 - Google Patents
一种叔胺的提纯方法 Download PDFInfo
- Publication number
- CN1059201C CN1059201C CN98101645A CN98101645A CN1059201C CN 1059201 C CN1059201 C CN 1059201C CN 98101645 A CN98101645 A CN 98101645A CN 98101645 A CN98101645 A CN 98101645A CN 1059201 C CN1059201 C CN 1059201C
- Authority
- CN
- China
- Prior art keywords
- tertiary amine
- purification
- described method
- acid salt
- purifying agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (16)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN98101645A CN1059201C (zh) | 1998-04-24 | 1998-04-24 | 一种叔胺的提纯方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN98101645A CN1059201C (zh) | 1998-04-24 | 1998-04-24 | 一种叔胺的提纯方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1233612A CN1233612A (zh) | 1999-11-03 |
CN1059201C true CN1059201C (zh) | 2000-12-06 |
Family
ID=5216839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN98101645A Expired - Lifetime CN1059201C (zh) | 1998-04-24 | 1998-04-24 | 一种叔胺的提纯方法 |
Country Status (1)
Country | Link |
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CN (1) | CN1059201C (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113549031A (zh) * | 2020-04-25 | 2021-10-26 | 江苏天士力帝益药业有限公司 | 一种盐酸苯海索精制方法 |
CN111732514B (zh) * | 2020-06-16 | 2021-05-25 | 浙江大学 | 一种二氯二甲基硅烷单体生产中副产物—高沸物水解废水中三正丁胺回收的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD278779A1 (de) * | 1987-11-05 | 1990-05-16 | Schwarzheide Synthesewerk Veb | Verfahren zur reinigung von tertiaeren aminen |
EP0504628A2 (en) * | 1991-03-18 | 1992-09-23 | Ethyl Corporation | Process for treating tertiary amines |
EP0723952A1 (de) * | 1995-01-27 | 1996-07-31 | Hoechst Aktiengesellschaft | Verfahren zur Reinigung von tertiären Fettalkylmethylaminen |
-
1998
- 1998-04-24 CN CN98101645A patent/CN1059201C/zh not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD278779A1 (de) * | 1987-11-05 | 1990-05-16 | Schwarzheide Synthesewerk Veb | Verfahren zur reinigung von tertiaeren aminen |
EP0504628A2 (en) * | 1991-03-18 | 1992-09-23 | Ethyl Corporation | Process for treating tertiary amines |
EP0723952A1 (de) * | 1995-01-27 | 1996-07-31 | Hoechst Aktiengesellschaft | Verfahren zur Reinigung von tertiären Fettalkylmethylaminen |
Also Published As
Publication number | Publication date |
---|---|
CN1233612A (zh) | 1999-11-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Wu Wei Inventor after: Sun Bin Inventor after: Song Weiguo Inventor after: Ruan Jizhi Inventor after: Wang Siquan Inventor after: Zhang Shuzhong Inventor after: Dan Huifeng Inventor after: Zhu Li Inventor before: Wu Wei Inventor before: Sun Bin Inventor before: Song Weiguo Inventor before: Ruan Jizhi Inventor before: Wang Siquan Inventor before: Zhang Shuzhong Inventor before: Dan Hui |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WU WEI; SUN BIN; SONG WEIGUO; RUAN JIZHI; WANG SIQUAN; ZHANG SHUZHONG; DAN HUI TO: WU WEI; SUN BIN; SONG WEIGUO; RUAN JIZHI; WANG SIQUAN; ZHANG SHUZHONG; DAN HUIFENG; ZHU LI |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20001206 |