ATE555077T1 - Hochkonzentrierte wässrige lösungen von n,n- dialkyl-glyzinen und verfahren zu deren herstellung - Google Patents
Hochkonzentrierte wässrige lösungen von n,n- dialkyl-glyzinen und verfahren zu deren herstellungInfo
- Publication number
- ATE555077T1 ATE555077T1 AT02775289T AT02775289T ATE555077T1 AT E555077 T1 ATE555077 T1 AT E555077T1 AT 02775289 T AT02775289 T AT 02775289T AT 02775289 T AT02775289 T AT 02775289T AT E555077 T1 ATE555077 T1 AT E555077T1
- Authority
- AT
- Austria
- Prior art keywords
- dialkylglycine
- aqueous
- alkali metal
- mineral acid
- solution
- Prior art date
Links
- 239000007864 aqueous solution Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000002253 acid Substances 0.000 abstract 4
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 4
- 239000011707 mineral Substances 0.000 abstract 4
- 150000003839 salts Chemical class 0.000 abstract 3
- 239000000243 solution Substances 0.000 abstract 3
- 239000003513 alkali Substances 0.000 abstract 2
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- -1 alkali metal salt Chemical class 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/18—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/06—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton
- C07C229/10—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
- C07C229/12—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings to carbon atoms of acyclic carbon skeletons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001310377 | 2001-10-05 | ||
| PCT/JP2002/010327 WO2003031390A1 (en) | 2001-10-05 | 2002-10-03 | Highly concentrated aqueous solutions of n,n-dialkyl- glycines and process for preparation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE555077T1 true ATE555077T1 (de) | 2012-05-15 |
Family
ID=19129359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT02775289T ATE555077T1 (de) | 2001-10-05 | 2002-10-03 | Hochkonzentrierte wässrige lösungen von n,n- dialkyl-glyzinen und verfahren zu deren herstellung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7056450B2 (de) |
| EP (1) | EP1435351B1 (de) |
| AT (1) | ATE555077T1 (de) |
| ES (1) | ES2382651T3 (de) |
| WO (1) | WO2003031390A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387518B (zh) * | 2013-07-24 | 2016-06-08 | 重庆紫光化工股份有限公司 | 一种n,n-二甲基甘氨酸的制备方法 |
| CN103467324B (zh) * | 2013-09-26 | 2014-12-24 | 山东祥维斯生物科技有限公司 | 一种适合工业化生产的n,n-二甲基甘氨酸的制备方法 |
| CN106024101B (zh) * | 2016-08-05 | 2017-08-01 | 洛阳布鲁姆电子科技有限公司 | 一种复合导电陶瓷浆料及其制备方法 |
| AU2019323594A1 (en) * | 2018-08-21 | 2021-02-11 | Huntsman International Llc | Catalyst for PIR/PUR foam production |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE292239C (de) | ||||
| JPS5834478B2 (ja) | 1980-03-10 | 1983-07-27 | 森六株式会社 | カチオン柵型鉄テトラフエニルポルフイリンおよびガス吸着剤 |
| US4684483A (en) * | 1985-09-23 | 1987-08-04 | Monsanto Company | Preparation of N-substituted amino acids |
| JPH0798783B2 (ja) | 1986-10-17 | 1995-10-25 | 味の素株式会社 | Ｎ，Ｎ―ジメチル―α―アミノ鎖状脂肪酸の製造法 |
| US4968839A (en) | 1988-03-21 | 1990-11-06 | Foodscience Corporation | Synthetic process for the preparation of N,N dimethyl glycine (DMG) |
| JP4306192B2 (ja) * | 2001-10-05 | 2009-07-29 | 昭和電工株式会社 | グリシン誘導体の製造方法 |
| US6875890B1 (en) * | 2004-06-29 | 2005-04-05 | Jiashu Zhang | Method of producing N, N-dimethyl glycine hydrochloride |
-
2002
- 2002-10-03 US US10/491,717 patent/US7056450B2/en not_active Expired - Fee Related
- 2002-10-03 ES ES02775289T patent/ES2382651T3/es not_active Expired - Lifetime
- 2002-10-03 WO PCT/JP2002/010327 patent/WO2003031390A1/ja not_active Ceased
- 2002-10-03 AT AT02775289T patent/ATE555077T1/de active
- 2002-10-03 EP EP02775289A patent/EP1435351B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US20040238786A1 (en) | 2004-12-02 |
| EP1435351B1 (de) | 2012-04-25 |
| EP1435351A4 (de) | 2006-05-24 |
| EP1435351A1 (de) | 2004-07-07 |
| WO2003031390A1 (en) | 2003-04-17 |
| ES2382651T3 (es) | 2012-06-12 |
| US7056450B2 (en) | 2006-06-06 |
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