YU10296A - Postupak za proizvodnju tietanamina - Google Patents
Postupak za proizvodnju tietanaminaInfo
- Publication number
- YU10296A YU10296A YU10296A YU10296A YU10296A YU 10296 A YU10296 A YU 10296A YU 10296 A YU10296 A YU 10296A YU 10296 A YU10296 A YU 10296A YU 10296 A YU10296 A YU 10296A
- Authority
- YU
- Yugoslavia
- Prior art keywords
- general formula
- tietanamine
- condensation
- production
- carried out
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 2
- 150000001412 amines Chemical class 0.000 abstract 2
- 230000005494 condensation Effects 0.000 abstract 2
- 238000009833 condensation Methods 0.000 abstract 2
- 108010016626 Dipeptides Proteins 0.000 abstract 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 239000012448 Lithium borohydride Substances 0.000 abstract 1
- 239000012190 activator Substances 0.000 abstract 1
- 235000003599 food sweetener Nutrition 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000012279 sodium borohydride Substances 0.000 abstract 1
- 239000003765 sweetening agent Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D331/00—Heterocyclic compounds containing rings of less than five members, having one sulfur atom as the only ring hetero atom
- C07D331/04—Four-membered rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Peptides Or Proteins (AREA)
Abstract
Postupak za proizvodnju tietanamina. 2.1. Poznati postupak za proizvodnju tietanamina sa opštom formulom I u kojoj R1-R4 imaju značenje dato u opisu, pri kojom se tietanoni sa opštom formulom II kondenzuju sa derivatima amina, posle čega se dobijeni derivati tietanamina redukuju, imaju nedostatak vrlo malih prinosa. 2.2. Time, što se kondenzacija sprovodi kondenzacijom u autoklavu pri temperaturi od preko 80В°C, preporučljivo preko 100В°C, u prisustvu jedne pomoćne baze, čija konjugovana kiselina ima vrednost pKs od 1 do 4, pa se redukcija posle toga sprovodi sa natrijum- ili litijum borhidridom i jednim aktivatorom, postiže se vrlo uspešno da se do sada nezadovoljavajući prinosi dobijenih trietanamina sa opštom formulom I dobijaju sa visokim prinosima. Kao pomoćna baza preporučljivo se može primeniti i kiselinska adiciona so derivata amina. 2.3. Medjuproizvodi u proizvodnji dipeptidnih sredstava za zasladjivanje (sladila)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19505934A DE19505934A1 (de) | 1995-02-21 | 1995-02-21 | Verfahren zur Herstellung von Thietanaminen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| YU10296A true YU10296A (sh) | 1998-08-14 |
Family
ID=7754610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| YU10296A YU10296A (sh) | 1995-02-21 | 1996-02-20 | Postupak za proizvodnju tietanamina |
Country Status (7)
| Country | Link |
|---|---|
| AU (1) | AU4716396A (sh) |
| DE (1) | DE19505934A1 (sh) |
| HR (1) | HRP960084A2 (sh) |
| IL (1) | IL117189A0 (sh) |
| WO (1) | WO1996026203A1 (sh) |
| YU (1) | YU10296A (sh) |
| ZA (1) | ZA961345B (sh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AR059035A1 (es) * | 2006-01-16 | 2008-03-12 | Syngenta Participations Ag | Insecticidas derivados de antranilamida |
| AR087072A1 (es) * | 2011-07-08 | 2014-02-12 | Syngenta Participations Ag | Procesos para la preparacion de tietanamina |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3873621A (en) * | 1972-05-22 | 1975-03-25 | Univ Minnesota | Method for preparing amines |
| ATE9995T1 (de) * | 1981-07-10 | 1984-11-15 | Pfizer Inc. | Verzweigte amide von l-aspartyl-daminos[uredipeptiden und deren verbindungen. |
| CA1276394C (en) * | 1984-07-13 | 1990-11-13 | John M. Janusz | Alpha-l-aspartyl-d-phenylglycine esters and amides useful as high intensity sweeteners |
| US4851548A (en) * | 1988-04-12 | 1989-07-25 | Pfizer Inc. | Superior catalysts for preparation of 3-amino-2,2,4,4-tetramethylthietane via the Leuckart reaction |
| JP3003327B2 (ja) * | 1990-10-08 | 2000-01-24 | 住友化学工業株式会社 | 光学活性アミン類の製法 |
-
1995
- 1995-02-21 DE DE19505934A patent/DE19505934A1/de not_active Withdrawn
-
1996
- 1996-01-31 WO PCT/EP1996/000392 patent/WO1996026203A1/de not_active Ceased
- 1996-01-31 AU AU47163/96A patent/AU4716396A/en not_active Abandoned
- 1996-02-20 ZA ZA961345A patent/ZA961345B/xx unknown
- 1996-02-20 IL IL11718996A patent/IL117189A0/xx unknown
- 1996-02-20 YU YU10296A patent/YU10296A/sh unknown
- 1996-02-20 HR HR19505934.4A patent/HRP960084A2/hr not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| IL117189A0 (en) | 1996-06-18 |
| DE19505934A1 (de) | 1996-08-22 |
| HRP960084A2 (en) | 1997-08-31 |
| ZA961345B (en) | 1996-08-26 |
| WO1996026203A1 (de) | 1996-08-29 |
| AU4716396A (en) | 1996-09-11 |
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