ZA906399B - Process for the preparation of iminodiacetonitrile and iminodiacetic acid - Google Patents
Process for the preparation of iminodiacetonitrile and iminodiacetic acidInfo
- Publication number
- ZA906399B ZA906399B ZA906399A ZA906399A ZA906399B ZA 906399 B ZA906399 B ZA 906399B ZA 906399 A ZA906399 A ZA 906399A ZA 906399 A ZA906399 A ZA 906399A ZA 906399 B ZA906399 B ZA 906399B
- Authority
- ZA
- South Africa
- Prior art keywords
- iminodiacetonitrile
- reaction medium
- preparation
- iminodiacetic acid
- formaldehyde
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C257/00—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines
- C07C257/10—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines
- C07C257/14—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines having carbon atoms of amidino groups bound to acyclic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/26—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing carboxyl groups by reaction with HCN, or a salt thereof, and amines, or from aminonitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/24—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton
- C07C255/25—Aminoacetonitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/394,039 US4948909A (en) | 1989-08-14 | 1989-08-14 | Process for the preparation of iminodiacetonitrile and iminodiacetic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA906399B true ZA906399B (en) | 1991-07-31 |
Family
ID=23557306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA906399A ZA906399B (en) | 1989-08-14 | 1990-08-13 | Process for the preparation of iminodiacetonitrile and iminodiacetic acid |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US4948909A (ru) |
| EP (1) | EP0413673B1 (ru) |
| JP (1) | JPH0660148B2 (ru) |
| KR (1) | KR940002979B1 (ru) |
| AT (1) | ATE145394T1 (ru) |
| AU (1) | AU625585B2 (ru) |
| BR (1) | BR9003971A (ru) |
| CA (1) | CA2023162C (ru) |
| DE (1) | DE69029178T2 (ru) |
| DK (1) | DK0413673T3 (ru) |
| ES (1) | ES2022052T3 (ru) |
| GR (1) | GR3022612T3 (ru) |
| HK (1) | HK1007137A1 (ru) |
| HU (1) | HUT54620A (ru) |
| IL (1) | IL95356A (ru) |
| MY (1) | MY107425A (ru) |
| NZ (1) | NZ234879A (ru) |
| RU (1) | RU2017726C1 (ru) |
| ZA (1) | ZA906399B (ru) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5161306A (en) * | 1989-08-17 | 1992-11-10 | Tocalo Co., Ltd. | Roll for use in heat treating furnace and method of producing the same |
| US5187301A (en) * | 1989-10-26 | 1993-02-16 | W. R. Grace & Co.-Conn. | Preparation of iminodiacetonitrile from glycolonitrile |
| DE19518986A1 (de) * | 1995-05-29 | 1996-12-05 | Basf Ag | Verfahren zur Herstellung von Glycin-N,N-diessigsäure-Derivaten durch Umsetzung von Glycinderivaten oder deren Vorstufen mit Formaldehyd und Cyanwasserstoff oder von Iminodiacetonitril oder Imindodiessigsäure mit entsprechenden Aldehyden und Cyanwasserstoff in wäßrig-saurem Medium |
| DE10051196A1 (de) | 2000-10-16 | 2002-05-08 | Basf Ag | Kontinuierliches Verfahren zur Cyanalkylierung von Verbindung mit einer oder mehreren NH-Funktionen |
| KR20090122434A (ko) * | 2007-03-01 | 2009-11-30 | 바스프 에스이 | 에틸렌아민의 제조 방법 |
| CN101627005A (zh) * | 2007-03-01 | 2010-01-13 | 巴斯夫欧洲公司 | 制备氨基腈的方法 |
| CN101622222A (zh) * | 2007-03-01 | 2010-01-06 | 巴斯夫欧洲公司 | 由未处理的aan制备亚乙基胺的方法 |
| WO2009079861A1 (zh) * | 2007-12-25 | 2009-07-02 | Beijing Unis Insight Chemical Technology Co., Ltd. | 一种以羟基乙腈为原料制备亚氨基二乙酸的方法 |
| CN103787919B (zh) * | 2012-12-27 | 2016-06-29 | 三达膜科技（厦门）有限公司 | 一种亚氨基二乙腈的脱色方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4A (en) * | 1836-08-10 | Stock | ||
| GB1154226A (en) * | 1965-11-29 | 1969-06-04 | Standard Oil Co | Aminoacetonitriles |
| US3904668A (en) * | 1973-11-15 | 1975-09-09 | Grace W R & Co | Process for preparing iminodiacetonitrile and alkali metal iminodiacetates |
| US3988360A (en) * | 1973-11-15 | 1976-10-26 | W. R. Grace & Co. | Process for preparing iminodiacetonitrile |
| US3886198A (en) * | 1973-12-13 | 1975-05-27 | Grace W R & Co | Process for preparing iminodiacetonitrile |
| DE2942437A1 (de) * | 1979-10-20 | 1981-04-23 | Degussa Ag, 6000 Frankfurt | Verfahren zur herstellung von iminodiacetonitril |
| US4661614A (en) * | 1986-03-06 | 1987-04-28 | Monsanto Company | Process for the preparation of iminodiacetonitrile |
-
1989
- 1989-08-14 US US07/394,039 patent/US4948909A/en not_active Expired - Lifetime
-
1990
- 1990-08-13 BR BR909003971A patent/BR9003971A/pt not_active IP Right Cessation
- 1990-08-13 HU HU904990A patent/HUT54620A/hu unknown
- 1990-08-13 CA CA002023162A patent/CA2023162C/en not_active Expired - Fee Related
- 1990-08-13 NZ NZ234879A patent/NZ234879A/en unknown
- 1990-08-13 IL IL9535690A patent/IL95356A/en not_active IP Right Cessation
- 1990-08-13 ZA ZA906399A patent/ZA906399B/xx unknown
- 1990-08-13 RU SU904830789A patent/RU2017726C1/ru active
- 1990-08-13 EP EP90870125A patent/EP0413673B1/en not_active Expired - Lifetime
- 1990-08-13 AT AT90870125T patent/ATE145394T1/de active
- 1990-08-13 MY MYPI90001353A patent/MY107425A/en unknown
- 1990-08-13 DK DK90870125.3T patent/DK0413673T3/da active
- 1990-08-13 AU AU60921/90A patent/AU625585B2/en not_active Ceased
- 1990-08-13 JP JP2214210A patent/JPH0660148B2/ja not_active Expired - Fee Related
- 1990-08-13 KR KR1019900012399A patent/KR940002979B1/ko not_active IP Right Cessation
- 1990-08-13 ES ES90870125T patent/ES2022052T3/es not_active Expired - Lifetime
- 1990-08-13 DE DE69029178T patent/DE69029178T2/de not_active Expired - Fee Related
-
1997
- 1997-02-19 GR GR970400299T patent/GR3022612T3/el unknown
-
1998
- 1998-06-24 HK HK98106371A patent/HK1007137A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| HU904990D0 (en) | 1991-01-28 |
| JPH0660148B2 (ja) | 1994-08-10 |
| ES2022052A4 (es) | 1991-12-01 |
| BR9003971A (pt) | 1991-09-03 |
| HUT54620A (en) | 1991-03-28 |
| DK0413673T3 (da) | 1997-04-01 |
| RU2017726C1 (ru) | 1994-08-15 |
| EP0413673B1 (en) | 1996-11-20 |
| EP0413673A2 (en) | 1991-02-20 |
| ATE145394T1 (de) | 1996-12-15 |
| AU6092190A (en) | 1991-02-14 |
| EP0413673A3 (en) | 1992-04-22 |
| MY107425A (en) | 1995-12-31 |
| IL95356A (en) | 1996-01-19 |
| JPH0386856A (ja) | 1991-04-11 |
| DE69029178D1 (de) | 1997-01-02 |
| KR910004549A (ko) | 1991-03-28 |
| AU625585B2 (en) | 1992-07-16 |
| GR3022612T3 (en) | 1997-05-31 |
| ES2022052T3 (es) | 1997-03-16 |
| IL95356A0 (en) | 1991-06-30 |
| DE69029178T2 (de) | 1997-05-15 |
| US4948909A (en) | 1990-08-14 |
| NZ234879A (en) | 1992-03-26 |
| HK1007137A1 (en) | 1999-04-01 |
| CA2023162A1 (en) | 1991-02-15 |
| KR940002979B1 (ko) | 1994-04-09 |
| CA2023162C (en) | 1996-08-13 |
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