GB1334991A - Process for the manufacture of nitrilotriacetonitrile - Google Patents
Process for the manufacture of nitrilotriacetonitrileInfo
- Publication number
- GB1334991A GB1334991A GB2085272A GB2085272A GB1334991A GB 1334991 A GB1334991 A GB 1334991A GB 2085272 A GB2085272 A GB 2085272A GB 2085272 A GB2085272 A GB 2085272A GB 1334991 A GB1334991 A GB 1334991A
- Authority
- GB
- United Kingdom
- Prior art keywords
- nitrilotriacetonitrile
- mother liquor
- ammonium salt
- acid
- manufacture
- 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
Links
- LJAIDEYQVIJERM-UHFFFAOYSA-N 2-[bis(cyanomethyl)amino]acetonitrile Chemical compound N#CCN(CC#N)CC#N LJAIDEYQVIJERM-UHFFFAOYSA-N 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000012452 mother liquor Substances 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 150000003863 ammonium salts Chemical class 0.000 abstract 2
- 238000001704 evaporation Methods 0.000 abstract 2
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000011260 aqueous acid Substances 0.000 abstract 1
- 239000006227 byproduct Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 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
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2126881A DE2126881C3 (de) | 1971-05-29 | 1971-05-29 | Verfahren zur kontinuierlichen Herstellung von Nitrilotriacetonitril |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1334991A true GB1334991A (en) | 1973-10-24 |
Family
ID=5809352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2085272A Expired GB1334991A (en) | 1971-05-29 | 1972-05-04 | Process for the manufacture of nitrilotriacetonitrile |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS5527049B1 (enExample) |
| BE (1) | BE784116R (enExample) |
| BR (1) | BR7203438D0 (enExample) |
| CA (1) | CA975799A (enExample) |
| CH (1) | CH562783A5 (enExample) |
| DE (1) | DE2126881C3 (enExample) |
| ES (1) | ES402913A2 (enExample) |
| FR (1) | FR2140056B2 (enExample) |
| GB (1) | GB1334991A (enExample) |
| IT (1) | IT1045691B (enExample) |
| NL (1) | NL174141C (enExample) |
| NO (1) | NO136975C (enExample) |
| SE (1) | SE389863B (enExample) |
| ZA (1) | ZA722985B (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0102343A1 (en) * | 1982-08-30 | 1984-03-07 | Monsanto Company | Process for producing nitrilotriacetonitrile |
| EP0102935A1 (en) * | 1982-08-30 | 1984-03-14 | Monsanto Company | Process for producing nitrilotriacetonitrile |
| EP0102936A1 (en) * | 1982-08-30 | 1984-03-14 | Monsanto Company | Continuous process for producing nitrilotriacetonitrile |
-
1971
- 1971-05-29 DE DE2126881A patent/DE2126881C3/de not_active Expired
-
1972
- 1972-05-02 ZA ZA722985A patent/ZA722985B/xx unknown
- 1972-05-04 GB GB2085272A patent/GB1334991A/en not_active Expired
- 1972-05-16 CA CA142,246A patent/CA975799A/en not_active Expired
- 1972-05-18 ES ES402913A patent/ES402913A2/es not_active Expired
- 1972-05-19 CH CH748972A patent/CH562783A5/xx not_active IP Right Cessation
- 1972-05-25 SE SE7206846A patent/SE389863B/xx unknown
- 1972-05-25 IT IT50477/72A patent/IT1045691B/it active
- 1972-05-26 NL NLAANVRAGE7207164,A patent/NL174141C/xx active Search and Examination
- 1972-05-26 NO NO1875/72A patent/NO136975C/no unknown
- 1972-05-29 FR FR727219168A patent/FR2140056B2/fr not_active Expired
- 1972-05-29 BR BR3438/72A patent/BR7203438D0/pt unknown
- 1972-05-29 BE BE784116A patent/BE784116R/xx active
- 1972-05-29 JP JP5323772A patent/JPS5527049B1/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0102343A1 (en) * | 1982-08-30 | 1984-03-07 | Monsanto Company | Process for producing nitrilotriacetonitrile |
| EP0102935A1 (en) * | 1982-08-30 | 1984-03-14 | Monsanto Company | Process for producing nitrilotriacetonitrile |
| EP0102936A1 (en) * | 1982-08-30 | 1984-03-14 | Monsanto Company | Continuous process for producing nitrilotriacetonitrile |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5527049B1 (enExample) | 1980-07-17 |
| DE2126881C3 (de) | 1980-06-04 |
| IT1045691B (it) | 1980-06-10 |
| BR7203438D0 (pt) | 1973-05-31 |
| CH562783A5 (enExample) | 1975-06-13 |
| NL174141C (nl) | 1984-05-01 |
| CA975799A (en) | 1975-10-07 |
| NO136975B (no) | 1977-08-29 |
| NL7207164A (enExample) | 1972-12-01 |
| NO136975C (no) | 1977-12-07 |
| FR2140056A2 (enExample) | 1973-01-12 |
| SE389863B (sv) | 1976-11-22 |
| FR2140056B2 (enExample) | 1973-07-13 |
| DE2126881A1 (de) | 1972-11-30 |
| ZA722985B (en) | 1973-02-28 |
| BE784116R (fr) | 1972-11-29 |
| DE2126881B2 (de) | 1979-09-20 |
| ES402913A2 (es) | 1975-04-16 |
| NL174141B (nl) | 1983-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1135265A (en) | Preparation of amine-nitriles, and acids and salts derived therefrom | |
| GB1334991A (en) | Process for the manufacture of nitrilotriacetonitrile | |
| GB1174601A (en) | Process for the Purification of Adiponitrile | |
| GB1289170A (enExample) | ||
| GB1298279A (en) | Process for the preparation of alpha glucoheptonate dihydrate | |
| GB1322119A (en) | Recovery of ammonium sulphate | |
| GB1334871A (en) | Urea crystals pellets prills and the like | |
| GB866039A (en) | Improvements in or relating to the recovery of germanium | |
| US2739962A (en) | Production of crystalline procaine penicillin | |
| GB1216480A (en) | Process for the separation of mixtures of phosphoric and nitric acid and products obtained thereby | |
| SU138240A1 (ru) | Способ очистки хлористого аммони | |
| GB1428542A (en) | Process for the production of sodium potassium or ammonium hexacyanoferrate-ii | |
| GB1328658A (en) | Production of calcium-hexacyanoferrate -11- | |
| GB1313926A (en) | Preparation of potassium nitrate | |
| GB1115980A (en) | Process for the manufacture of nitrilo-triacetonitrile | |
| ES322009A1 (es) | Procedimiento para el perfeccionamiento en los procesos de neutralizacion de soluciones acidas de caprolactama. | |
| GB1156168A (en) | Method for the Separation of Ammonium Sulphate from a Slurry comprising an Aqueous Acrylamide Solution and Solid Ammonium Sulphate | |
| GB1202008A (en) | Process for the recovery of ammonium sulphate from an aqueous ammonium sulphate solution containing methionine | |
| GB1155957A (en) | Phosphoric Acid Purification Process. | |
| GB1263213A (en) | Process for recovering acrylonitrile and hydrocyanic acid | |
| SU850637A1 (ru) | Способ получени комплексногоКАлийНО-АзОТНОгО удОбРЕНи | |
| GB341386A (en) | A process for producing calcium carbamate | |
| US2067606A (en) | Manufacture of alkali thiocyanates | |
| GB1066024A (en) | Production of beryllium hydroxide | |
| GB1418608A (en) | Method of preparing 4,4-dimethyl-1,3-dioxan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |