FI81789B - Foerfarande foer framstaellning av 6-metyl -3,4-dihydro-1,2,3-oxatiazin-4-on-2,2-dioxid och dess icke-toxiska salter. - Google Patents
Foerfarande foer framstaellning av 6-metyl -3,4-dihydro-1,2,3-oxatiazin-4-on-2,2-dioxid och dess icke-toxiska salter. Download PDFInfo
- Publication number
- FI81789B FI81789B FI851103A FI851103A FI81789B FI 81789 B FI81789 B FI 81789B FI 851103 A FI851103 A FI 851103A FI 851103 A FI851103 A FI 851103A FI 81789 B FI81789 B FI 81789B
- Authority
- FI
- Finland
- Prior art keywords
- acetoacetamide
- dioxide
- methyl
- dihydro
- reaction
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D291/00—Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms
- C07D291/02—Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the only ring hetero atoms not condensed with other rings
- C07D291/06—Six-membered rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Plural Heterocyclic Compounds (AREA)
- Seasonings (AREA)
Claims (5)
1. Förfarande för framställning av 6-metyl-3,4-di-hydro-1,2,3-oxatiazin-4-on-2,2-dioxid och dess giftfria 5 salter utgäende frän en acetoacetylförening, känne- t e c k n a t därav, acetoacetamid omsätts med en minst ca 2-molär mängd S03 eventuellt i ett inert oorganiskt el-ler organiskt lösningsmedel och den därvid i syreform bil-dade6-metyl-3,4-dihydro-l,2,3-oxatiazin-4-on-2,2-dioxiden 10 eventuellt neutraliseras med en bas.
2. Förfarande enligt patentkravet 1, känne-t e c k n a t därav, att S03 användes i en mängd av ca 2 -20 mol, företrädesvis ca 4 - 10 mol per mol acetoacetamid.
3. Förfarande enligt patentkravet 1 eller 2, 15 kännetecknat därav, att S03 användes delvis i form av reaktiva derivat, företrädesvis i forma av derivat som bildats med tertiära aminer.
4. Förfarande enligt nägot av patentkraven 1-3, kännetecknat därav, att som det inerta orga- 20 niska lösningsmedlet användes metylenklorid eller 1,2-di- kloretan.
5. Förfarande enligt nägot av patentkraven 1-4, kännetecknat därav, att som bas för neutrali-seringen av 6-metyl-3,4-dihydro-l,2,3-oxatiazin-4-on-2,2- 25 dioxiden användes en kaliumbas.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3410440 | 1984-03-22 | ||
| DE19843410440 DE3410440A1 (de) | 1984-03-22 | 1984-03-22 | Verfahren zur herstellung von 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid und dessen nichttoxischen salzen |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI851103A0 FI851103A0 (fi) | 1985-03-20 |
| FI851103L FI851103L (fi) | 1985-09-23 |
| FI81789B true FI81789B (fi) | 1990-08-31 |
| FI81789C FI81789C (sv) | 1990-12-10 |
Family
ID=6231218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI851103A FI81789C (sv) | 1984-03-22 | 1985-03-20 | Förfarande för framställning av 6-metyl-3,4-dihydro-1,2,3-oxatiazin-4- on-2,2-dioxid och dess icke-toxiska salter |
Country Status (21)
| Country | Link |
|---|---|
| US (2) | US4563521A (sv) |
| EP (1) | EP0159516B1 (sv) |
| JP (1) | JPS60209579A (sv) |
| KR (1) | KR920005968B1 (sv) |
| AT (1) | ATE32068T1 (sv) |
| AU (1) | AU580038B2 (sv) |
| BR (1) | BR8501307A (sv) |
| CA (1) | CA1273922A (sv) |
| CS (1) | CS248735B2 (sv) |
| DD (1) | DD232046A5 (sv) |
| DE (2) | DE3410440A1 (sv) |
| DK (1) | DK168043B1 (sv) |
| ES (1) | ES8603176A1 (sv) |
| FI (1) | FI81789C (sv) |
| HU (1) | HU196777B (sv) |
| IE (1) | IE58343B1 (sv) |
| IL (1) | IL74677A (sv) |
| MX (1) | MX160735A (sv) |
| NO (1) | NO163567C (sv) |
| SU (1) | SU1342419A3 (sv) |
| ZA (1) | ZA852117B (sv) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3410439A1 (de) * | 1984-03-22 | 1985-09-26 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid und dessen nichttoxischen salzen sowie der dabei als zwischenprodukt(e) auftretenden acetoacetamind-n-sulfonsaeure(salze) |
| DE3429039A1 (de) * | 1984-08-07 | 1986-02-20 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid und dessen nichttoxischen salzen |
| DE3527070A1 (de) * | 1985-07-29 | 1987-01-29 | Hoechst Ag | Verfahren zur herstellung von 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid |
| DE3531358A1 (de) * | 1985-09-03 | 1987-03-12 | Hoechst Ag | Verfahren zur herstellung der nicht-toxischen salze des 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxids |
| DE3531359A1 (de) * | 1985-09-03 | 1987-03-12 | Hoechst Ag | Verfahren zur herstellung von 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid sowie zu dessen reinigung |
| TW223067B (sv) * | 1992-03-17 | 1994-05-01 | Hoechst Ag | |
| US9024016B2 (en) | 2012-06-08 | 2015-05-05 | Nutrinova Nutrition Specialists & Food Ingredients GmbH | Process for producing acesulfame potassium |
| CN103130743B (zh) * | 2012-11-11 | 2015-11-18 | 安徽金禾实业股份有限公司 | 安赛蜜环合连续生产方法 |
| SI3319949T1 (sl) * | 2016-09-21 | 2020-11-30 | Celanese International Corporation, | Sestavki kalijevega acesulfama in postopki za njihovo izdelavo |
| JP6912582B2 (ja) * | 2016-09-21 | 2021-08-04 | セラニーズ・インターナショナル・コーポレーション | アセスルファムカリウム組成物及びその製造方法 |
| PT3317260T (pt) * | 2016-09-21 | 2020-02-06 | Celanese Int Corp | Composições de acessulfame de potássio e processos de produção das mesmas |
| HUE055805T2 (hu) | 2016-09-21 | 2021-12-28 | Celanese Int Corp | Aceszulfám-kálium kompozíciók és eljárások ezek elõállítására |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2024694C3 (de) * | 1970-05-21 | 1979-03-29 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von 3,4-Dihydro-l ,23-oxathiazin-4-onen |
| DE2001017C3 (de) * | 1970-01-10 | 1978-05-18 | Hoechst Ag, 6000 Frankfurt | 3,4-Dihydro-1,23-oxathiazin-4on-2,2-dioxide, ihre Herstellung und Verwendung |
| DE2228423C3 (de) * | 1972-06-10 | 1982-05-13 | Hoechst Ag, 6000 Frankfurt | 3,4-Dihydro-1,2,3-oxathiazin-4-one und Verfahren zu ihrer Herstellung |
| DE2264235C3 (de) * | 1972-12-30 | 1980-09-11 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von 6-Methyl-3,4-dihydro-l,23-oxa thiazin-4-on-2,2-dioxid |
| DE2327804C3 (de) * | 1973-06-01 | 1980-08-14 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von 3,4-Dihydro-l,23-oxathiazin-4-onen |
| DE2434549A1 (de) * | 1974-07-18 | 1976-01-29 | Hoechst Ag | Verfahren zur herstellung des suesstoffes 6-methyl-3,4-dihydro-1,2,3-oxathiazin4-on-2,2-dioxid |
| DE2434562A1 (de) * | 1974-07-18 | 1976-01-29 | Hoechst Ag | Verfahren zur herstellung des suessstoffes 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid |
| DE2434564A1 (de) * | 1974-07-18 | 1976-01-29 | Hoechst Ag | Verfahren zur herstellung von 6-methyl3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid und seine verwendung als suesstoff |
| DE3410439A1 (de) * | 1984-03-22 | 1985-09-26 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid und dessen nichttoxischen salzen sowie der dabei als zwischenprodukt(e) auftretenden acetoacetamind-n-sulfonsaeure(salze) |
| DE3429039A1 (de) * | 1984-08-07 | 1986-02-20 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-on-2,2-dioxid und dessen nichttoxischen salzen |
-
1984
- 1984-03-22 DE DE19843410440 patent/DE3410440A1/de not_active Withdrawn
-
1985
- 1985-03-13 DE DE8585102884T patent/DE3561462D1/de not_active Expired
- 1985-03-13 AT AT85102884T patent/ATE32068T1/de not_active IP Right Cessation
- 1985-03-13 EP EP85102884A patent/EP0159516B1/de not_active Expired
- 1985-03-15 HU HU85960A patent/HU196777B/hu unknown
- 1985-03-20 CS CS851949A patent/CS248735B2/cs unknown
- 1985-03-20 ES ES541418A patent/ES8603176A1/es not_active Expired
- 1985-03-20 US US06/714,175 patent/US4563521A/en not_active Expired - Lifetime
- 1985-03-20 JP JP60054718A patent/JPS60209579A/ja active Granted
- 1985-03-20 FI FI851103A patent/FI81789C/sv not_active IP Right Cessation
- 1985-03-21 NO NO851144A patent/NO163567C/no not_active IP Right Cessation
- 1985-03-21 SU SU853868332A patent/SU1342419A3/ru active
- 1985-03-21 DD DD85274324A patent/DD232046A5/de not_active IP Right Cessation
- 1985-03-21 CA CA000477144A patent/CA1273922A/en not_active Expired - Lifetime
- 1985-03-21 IE IE72485A patent/IE58343B1/en not_active IP Right Cessation
- 1985-03-21 IL IL74677A patent/IL74677A/xx not_active IP Right Cessation
- 1985-03-21 DK DK129285A patent/DK168043B1/da not_active IP Right Cessation
- 1985-03-21 AU AU40211/85A patent/AU580038B2/en not_active Expired
- 1985-03-21 ZA ZA852117A patent/ZA852117B/xx unknown
- 1985-03-21 KR KR1019850001855A patent/KR920005968B1/ko not_active IP Right Cessation
- 1985-03-22 BR BR8501307A patent/BR8501307A/pt unknown
- 1985-03-22 MX MX204704A patent/MX160735A/es unknown
- 1985-11-19 US US06/799,622 patent/US4638063A/en not_active Expired - Lifetime
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FI83076C (sv) | Förfarande för framställning av 6-metyl-3,4-dihydro-1,2,3-oxatiazin-4- on-2,2-dioxid och dess giftfria salter | |
| FI81792C (sv) | Förfarande för framställning av 6-metyl-3,4-dihydro-1,2,3-oxatiazin-4- on-2,2-dioxid och rening av densamma | |
| FI81789B (fi) | Foerfarande foer framstaellning av 6-metyl -3,4-dihydro-1,2,3-oxatiazin-4-on-2,2-dioxid och dess icke-toxiska salter. | |
| FI81791C (sv) | Förfarande för framställning av 6-metyl-3,4-dihydro-1,2,3-oxatiazin-4- on-2,2-dioxid och dess icke-toxiska salter | |
| FI83077B (fi) | Foerfarande foer framstaellning och rening av giftria salter av 6-metyl-3,4-dihydro-1,2,3-oxatiazin-4-on -2,2-dioxid. | |
| FI81790B (fi) | Foerfarande foer framstaellning av 6-metyl-3,4-dihydro-1,2,3-oxatiazin-4-on-2,2-dioxid och dess icke-toxiska salter. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Owner name: HOECHST AKTIENGESELLSCHAFT |
|
| MA | Patent expired |