SE314082B - - Google Patents
Info
- Publication number
- SE314082B SE314082B SE11126/62A SE1112662A SE314082B SE 314082 B SE314082 B SE 314082B SE 11126/62 A SE11126/62 A SE 11126/62A SE 1112662 A SE1112662 A SE 1112662A SE 314082 B SE314082 B SE 314082B
- Authority
- SE
- Sweden
- Prior art keywords
- mixture
- saponification
- alkali metal
- metal hydroxide
- solution
- Prior art date
Links
- 239000000203 mixture Substances 0.000 abstract 5
- 238000007127 saponification reaction Methods 0.000 abstract 5
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 4
- 239000000243 solution Substances 0.000 abstract 4
- 239000013078 crystal Substances 0.000 abstract 3
- 238000002425 crystallisation Methods 0.000 abstract 2
- 230000008025 crystallization Effects 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical class OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 abstract 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 abstract 2
- LJAIDEYQVIJERM-UHFFFAOYSA-N 2-[bis(cyanomethyl)amino]acetonitrile Chemical compound N#CCN(CC#N)CC#N LJAIDEYQVIJERM-UHFFFAOYSA-N 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000010924 continuous production Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012452 mother liquor Substances 0.000 abstract 1
- DZCAZXAJPZCSCU-UHFFFAOYSA-K sodium nitrilotriacetate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)CC([O-])=O DZCAZXAJPZCSCU-UHFFFAOYSA-K 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F1/00—Compounds containing elements of Groups 1 or 11 of the Periodic Table
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F1/00—Compounds containing elements of Groups 1 or 11 of the Periodic Table
- C07F1/04—Sodium compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US147637A US3183262A (en) | 1961-10-25 | 1961-10-25 | Process for the preparation of sodium nitrilo triacetate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE314082B true SE314082B (ru) | 1969-09-01 |
Family
ID=22522317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE11126/62A SE314082B (ru) | 1961-10-25 | 1962-10-17 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3183262A (ru) |
| CH (1) | CH425813A (ru) |
| DE (1) | DE1518110A1 (ru) |
| GB (1) | GB1021475A (ru) |
| NL (2) | NL141173B (ru) |
| SE (1) | SE314082B (ru) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3415878A (en) * | 1962-09-10 | 1968-12-10 | Geigy Chem Corp | Process for the production of alkali metal salts of nitrilo triacetic acid |
| US3409666A (en) * | 1966-01-24 | 1968-11-05 | Standard Oil Co | Hydrolysis of aminonitriles |
| US3966803A (en) * | 1968-02-02 | 1976-06-29 | Hoechst Aktiengesellschaft | Process for the manufacture of alkali metal salts of amino polycarboxylic acids |
| NL7006838A (ru) * | 1969-05-20 | 1970-11-24 | ||
| US3917685A (en) * | 1971-03-22 | 1975-11-04 | Ethyl Corp | Process for preparing trisodium nitrilotriacetate |
| US3923841A (en) * | 1972-08-23 | 1975-12-02 | Monsanto Co | Method of making tetra sodium and tetra potassium 2,2,5,5-tetrahydrofurantetracarboxylate |
| US4547589A (en) * | 1984-01-03 | 1985-10-15 | Monsanto Company | Hydrolysis of nitrilotriacetonitrile |
| RU2675835C2 (ru) | 2013-09-13 | 2018-12-25 | Басф Се | Смеси энантиомеров и способ получения таких смесей |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2845457A (en) * | 1955-11-03 | 1958-07-29 | Geigy Chem Corp | Process for the manufacture of tetrasodium ethylenediamine tetraacetate |
| US2855438A (en) * | 1956-12-21 | 1958-10-07 | American Cyanamid Co | 1, 4-bis-(2, 2-dimethyl-3-acetylcyclobutyl) butane and process of preparing |
-
0
- NL NL284718D patent/NL284718A/xx unknown
-
1961
- 1961-10-25 US US147637A patent/US3183262A/en not_active Expired - Lifetime
-
1962
- 1962-10-17 SE SE11126/62A patent/SE314082B/xx unknown
- 1962-10-18 GB GB39462/62A patent/GB1021475A/en not_active Expired
- 1962-10-22 CH CH1234762A patent/CH425813A/de unknown
- 1962-10-24 DE DE19621518110 patent/DE1518110A1/de active Pending
- 1962-10-25 NL NL62284718A patent/NL141173B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH425813A (de) | 1966-12-15 |
| DE1518110A1 (de) | 1969-02-06 |
| NL284718A (ru) | |
| US3183262A (en) | 1965-05-11 |
| NL141173B (nl) | 1974-02-15 |
| GB1021475A (en) | 1966-03-02 |
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