SG52713A1 - Process for the preparation of the non-toxic salts of 6-methyl-3, 4-dihydro-1,2,3-oxathiazin-4-one 2, 2-dioxide and arrangement for carrying out this process - Google Patents

Process for the preparation of the non-toxic salts of 6-methyl-3, 4-dihydro-1,2,3-oxathiazin-4-one 2, 2-dioxide and arrangement for carrying out this process

Info

Publication number
SG52713A1
SG52713A1 SG1996008156A SG1996008156A SG52713A1 SG 52713 A1 SG52713 A1 SG 52713A1 SG 1996008156 A SG1996008156 A SG 1996008156A SG 1996008156 A SG1996008156 A SG 1996008156A SG 52713 A1 SG52713 A1 SG 52713A1
Authority
SG
Singapore
Prior art keywords
oxathiazin
dihydro
dioxide
methyl
preparation
Prior art date
Application number
SG1996008156A
Other languages
English (en)
Inventor
Gunter Roscher
Heinz Litterer
Axel Engelmann
Wolf-Dietmar Kaufmann
Bernd Laugwitz
Hans-Dietmar Schnabel
Original Assignee
Hoechst Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6454275&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SG52713(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of SG52713A1 publication Critical patent/SG52713A1/en

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/17—Saline water conversion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
SG1996008156A 1992-03-17 1993-03-16 Process for the preparation of the non-toxic salts of 6-methyl-3, 4-dihydro-1,2,3-oxathiazin-4-one 2, 2-dioxide and arrangement for carrying out this process SG52713A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4208513 1992-03-17

Publications (1)

Publication Number Publication Date
SG52713A1 true SG52713A1 (en) 1998-09-28

Family

ID=6454275

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996008156A SG52713A1 (en) 1992-03-17 1993-03-16 Process for the preparation of the non-toxic salts of 6-methyl-3, 4-dihydro-1,2,3-oxathiazin-4-one 2, 2-dioxide and arrangement for carrying out this process

Country Status (17)

Country Link
US (1) US5744010A (no)
EP (1) EP0638076B1 (no)
KR (2) KR0141871B1 (no)
CN (1) CN1035004C (no)
AU (1) AU3748893A (no)
BR (1) BR9306090A (no)
CZ (1) CZ289741B6 (no)
DE (1) DE59308994D1 (no)
HU (1) HU216294B (no)
IL (1) IL105077A (no)
MX (1) MX9301434A (no)
RU (1) RU2106347C1 (no)
SG (1) SG52713A1 (no)
SK (1) SK280033B6 (no)
TW (1) TW223067B (no)
WO (1) WO1993019055A1 (no)
ZA (1) ZA931857B (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1062560C (zh) * 1996-01-18 2001-02-28 广东省食品工业研究所 双氧噁噻嗪盐类化合物的分离和精制方法
CN100516054C (zh) * 2006-09-24 2009-07-22 张家港浩波化学品有限公司 一种合成乙酰磺胺酸钾过程中的磺化环合工艺及该工艺的专用设备
US9024016B2 (en) 2012-06-08 2015-05-05 Nutrinova Nutrition Specialists & Food Ingredients GmbH Process for producing acesulfame potassium
CN104292181B (zh) * 2014-09-27 2016-10-26 安徽金禾实业股份有限公司 一种mvr系统浓缩安赛蜜母液的方法
RS59840B1 (sr) * 2016-09-21 2020-02-28 Celanese Int Corp Kompozicije acesulfam-kalijuma i postupci za njihovu proizvodnju
DK3319948T3 (da) 2016-09-21 2021-09-27 Celanese Int Corp Acesulfam-kaliumsammensætninger og fremgangsmåder til fremstilling af disse
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
SI3319949T1 (sl) * 2016-09-21 2020-11-30 Celanese International Corporation, Sestavki kalijevega acesulfama in postopki za njihovo izdelavo
US11434214B2 (en) 2017-12-15 2022-09-06 Chemadvice Gmbh Process for the preparation of an acesulfame in a spray reactor having a specific velocity of flow
EP3740471B9 (en) 2018-01-18 2023-10-04 ChemAdvice GmbH Process for the preparation of an acesulfame with sulphuric acid processing
CN113620456B (zh) * 2021-06-30 2023-07-14 南通醋酸化工股份有限公司 一种适用于生产安赛蜜的溶剂回收和废酸处理系统及方法
CN114229982A (zh) * 2021-11-23 2022-03-25 安徽金禾实业股份有限公司 一种ak糖结晶废液的氧化处理装置及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
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
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
DE2539737C2 (de) * 1975-09-06 1982-02-25 Edeleanu Gmbh, 6000 Frankfurt Verfahren zur kontinuierlichen Wiedergewinnung von thermisch instabilen Lösungsmittelgemischen
US4289586A (en) * 1978-04-06 1981-09-15 Finishing Equipment, Inc. Solvent recovery method
DE3410440A1 (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
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)
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

Also Published As

Publication number Publication date
RU94041735A (ru) 1996-08-10
US5744010A (en) 1998-04-28
HUT71700A (en) 1996-01-29
EP0638076A1 (de) 1995-02-15
ZA931857B (en) 1993-10-05
CN1077712A (zh) 1993-10-27
CZ289741B6 (cs) 2002-03-13
DE59308994D1 (de) 1998-10-22
HU9402643D0 (en) 1994-12-28
TW223067B (no) 1994-05-01
WO1993019055A1 (de) 1993-09-30
HU216294B (hu) 1999-06-28
RU2106347C1 (ru) 1998-03-10
MX9301434A (es) 1994-01-31
SK108194A3 (en) 1995-07-11
IL105077A (en) 1997-02-18
BR9306090A (pt) 1997-11-18
CN1035004C (zh) 1997-05-28
IL105077A0 (en) 1993-07-08
CZ227894A3 (en) 1995-07-12
AU3748893A (en) 1993-10-21
EP0638076B1 (de) 1998-09-16
KR0141871B1 (ko) 1998-06-01
SK280033B6 (sk) 1999-07-12
KR950700891A (ko) 1995-02-20

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