DE2115944B2 - Verfahren zur herstellung von o-sulfobenzimiden - Google Patents

Verfahren zur herstellung von o-sulfobenzimiden

Info

Publication number
DE2115944B2
DE2115944B2 DE19712115944 DE2115944A DE2115944B2 DE 2115944 B2 DE2115944 B2 DE 2115944B2 DE 19712115944 DE19712115944 DE 19712115944 DE 2115944 A DE2115944 A DE 2115944A DE 2115944 B2 DE2115944 B2 DE 2115944B2
Authority
DE
Germany
Prior art keywords
oxidation
reaction
sulfobenzimides
preparation
acid
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.)
Granted
Application number
DE19712115944
Other languages
German (de)
English (en)
Other versions
DE2115944A1 (de
Inventor
Paulin Lyon Rhone Mounier (Frankreich)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhone Poulenc SA
Original Assignee
Rhone Poulenc SA
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
Priority claimed from FR7011659A external-priority patent/FR2086539A5/fr
Priority claimed from FR7040970A external-priority patent/FR2114085A6/fr
Application filed by Rhone Poulenc SA filed Critical Rhone Poulenc SA
Publication of DE2115944A1 publication Critical patent/DE2115944A1/de
Publication of DE2115944B2 publication Critical patent/DE2115944B2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D275/00—Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings
    • C07D275/04—Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D275/06—Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings condensed with carbocyclic rings or ring systems with hetero atoms directly attached to the ring sulfur atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
DE19712115944 1970-04-01 1971-04-01 Verfahren zur herstellung von o-sulfobenzimiden Granted DE2115944B2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7011659A FR2086539A5 (en) 1970-04-01 1970-04-01 Ortho-sulphobenzimides prepn
FR7040970A FR2114085A6 (en) 1970-11-16 1970-11-16 Ortho-sulphobenzimides prepn

Publications (2)

Publication Number Publication Date
DE2115944A1 DE2115944A1 (de) 1971-10-14
DE2115944B2 true DE2115944B2 (de) 1976-06-10

Family

ID=26215649

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712115944 Granted DE2115944B2 (de) 1970-04-01 1971-04-01 Verfahren zur herstellung von o-sulfobenzimiden

Country Status (7)

Country Link
US (1) US3759936A (enExample)
BE (1) BE765104A (enExample)
CH (1) CH517765A (enExample)
DE (1) DE2115944B2 (enExample)
GB (1) GB1298296A (enExample)
IT (1) IT1050130B (enExample)
NL (1) NL7103967A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA818101B (en) * 1980-11-24 1982-11-24 Basf Ag Preparation of saccharin
JPS58183677A (ja) * 1982-04-21 1983-10-26 Toray Ind Inc サツカリンの製造法
KR850007368A (ko) * 1984-04-13 1985-12-04 레네시이더; 잔렌드릭요한. 오엘레링 3-히드록시-2,3-디히드로벤즈이소티아졸-1,1-디옥사이드의 제조방법
DE3500577A1 (de) * 1985-01-10 1986-07-10 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von 1,2-benzisothiazolonen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US319082A (en) * 1885-06-02 Coxstaintix fahlberg
US1507565A (en) * 1924-09-09 Jean altwegg and jean collabdeatt

Also Published As

Publication number Publication date
CH517765A (fr) 1972-01-15
NL7103967A (enExample) 1971-10-05
GB1298296A (en) 1972-11-29
US3759936A (en) 1973-09-18
BE765104A (fr) 1971-09-30
IT1050130B (it) 1981-03-10
DE2115944A1 (de) 1971-10-14

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee