BE855066A - Procede de preparation de l'acide 3-hydroxy-2-imino-(2h)-pyridine-sulfonique monohydrate - Google Patents
Procede de preparation de l'acide 3-hydroxy-2-imino-(2h)-pyridine-sulfonique monohydrateInfo
- Publication number
- BE855066A BE855066A BE177928A BE177928A BE855066A BE 855066 A BE855066 A BE 855066A BE 177928 A BE177928 A BE 177928A BE 177928 A BE177928 A BE 177928A BE 855066 A BE855066 A BE 855066A
- Authority
- BE
- Belgium
- Prior art keywords
- sulphonic
- imino
- pyridine
- hydroxy
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/89—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members with hetero atoms directly attached to the ring nitrogen atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/690,497 US4052406A (en) | 1976-05-27 | 1976-05-27 | Process for the production of 3-hydroxy-2-imino-(2h)-pyridinesulphonic acid monohydrate |
Publications (1)
Publication Number | Publication Date |
---|---|
BE855066A true BE855066A (fr) | 1977-11-28 |
Family
ID=24772705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE177928A BE855066A (fr) | 1976-05-27 | 1977-05-26 | Procede de preparation de l'acide 3-hydroxy-2-imino-(2h)-pyridine-sulfonique monohydrate |
Country Status (8)
Country | Link |
---|---|
US (1) | US4052406A (da) |
JP (1) | JPS609712B2 (da) |
BE (1) | BE855066A (da) |
CH (1) | CH628033A5 (da) |
DE (1) | DE2723389A1 (da) |
DK (1) | DK147259C (da) |
FR (1) | FR2352802A1 (da) |
GB (1) | GB1578886A (da) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0210553B1 (de) * | 1985-07-26 | 1989-08-30 | Audi Ag | Vorrichtung zum Ausgleich der Radaufstands-Querkräfte an einem Federbein |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3706753A (en) * | 1965-04-29 | 1972-12-19 | Ciba Geigy Corp | Process for the preparation of 2-amino-3-pyridinol |
CH493519A (de) * | 1965-04-29 | 1970-07-15 | Geigy Ag J R | Verfahren zur Herstellung von 2,3-Pyridindiol |
US3808218A (en) * | 1970-06-26 | 1974-04-30 | Ciba Geigy Corp | 3h-oxazolo(4,5-b)pyridine-2-one,esters with 3-(-o-)or(-s-)-o,o'-diloweralkyl phosphates or thiophosphates |
-
1976
- 1976-05-27 US US05/690,497 patent/US4052406A/en not_active Expired - Lifetime
-
1977
- 1977-05-24 DE DE19772723389 patent/DE2723389A1/de not_active Withdrawn
- 1977-05-25 GB GB22123/77A patent/GB1578886A/en not_active Expired
- 1977-05-25 CH CH644177A patent/CH628033A5/de not_active IP Right Cessation
- 1977-05-26 BE BE177928A patent/BE855066A/xx not_active IP Right Cessation
- 1977-05-26 FR FR7716128A patent/FR2352802A1/fr active Granted
- 1977-05-26 DK DK232577A patent/DK147259C/da not_active IP Right Cessation
- 1977-05-27 JP JP52062040A patent/JPS609712B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1578886A (en) | 1980-11-12 |
JPS52144677A (en) | 1977-12-02 |
DE2723389A1 (de) | 1977-12-08 |
DK147259C (da) | 1984-11-26 |
DK232577A (da) | 1977-11-28 |
US4052406A (en) | 1977-10-04 |
CH628033A5 (de) | 1982-02-15 |
FR2352802A1 (fr) | 1977-12-23 |
JPS609712B2 (ja) | 1985-03-12 |
DK147259B (da) | 1984-05-28 |
FR2352802B1 (da) | 1980-06-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIBA-GEIGY A.G. Effective date: 19880531 |