ES8604948A1 - Procedimiento para la obtencion del 1,1-dioxido de 4-hidroxi-3-(5-metil-o-isoxazolocarbamil)-2-metil-2h-1,2-benzotiazina - Google Patents
Procedimiento para la obtencion del 1,1-dioxido de 4-hidroxi-3-(5-metil-o-isoxazolocarbamil)-2-metil-2h-1,2-benzotiazinaInfo
- Publication number
- ES8604948A1 ES8604948A1 ES539132A ES539132A ES8604948A1 ES 8604948 A1 ES8604948 A1 ES 8604948A1 ES 539132 A ES539132 A ES 539132A ES 539132 A ES539132 A ES 539132A ES 8604948 A1 ES8604948 A1 ES 8604948A1
- Authority
- ES
- Spain
- Prior art keywords
- methyl
- isoxazolocarbamyl
- hydroxy
- dioxide
- benzothiazi
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DEL 1,1-DIOXIDO DE 4-HIDROXI-3-(5-METIL-3-ISOXAZOLOCARBAMIL)-2-METIL-2H-1,2-BENZOTIAZINA. CONSISTE EN HACER REACCIONAR AL 1,1-DIOXIDO DE 4-HIDROXI-3-(5-METIL-3-ISOXAZOLOCARBAMIL)-2H-1,2-BENZOTIAZINA DE FORMULA (II) CON UNA BASE COMO HIDROXIDOS, ALCOXIDOS AMIDUROS O HIDRUROS METALICOS Y CON UN AGENTE METILANTE COMO HALURO DE METILO O ESTERES METILICOS DE OXACIDOS INORGANICOS, EN DISOLVENTES POLARES COMO N,N-DIMETILFORMAMIDA, HIMETILSULFOXIDO O AGUA, PARA METILAR EL NITROGENO DEL ANILLO TIAZINICO DEL COMPUESTO DE FORMULA (II), Y OBTENER EL 1,1-DIOXIDO DE 4-HIDROXI-3-(5-METIL-3-ISOXAZOLOCARBAMIL)-2-METIL-2H-1,2-BENZOTIAZINA DE FORMULA (I). SE UTILIZAN COMO ANTIINFLAMATORIOS NO ESTEROIDEOS, ANALGESICOS Y ANTIPIRETICOS.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES539132A ES8604948A1 (es) | 1984-12-28 | 1984-12-28 | Procedimiento para la obtencion del 1,1-dioxido de 4-hidroxi-3-(5-metil-o-isoxazolocarbamil)-2-metil-2h-1,2-benzotiazina |
DE19853521513 DE3521513A1 (de) | 1984-12-28 | 1985-06-14 | Verfahren zur herstellung von 4-hydroxy-3-(5-methyl-3-isoxazolocarbamyl) -2-methyl-2h-1,2-benzothiazin-1,1-dioxid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES539132A ES8604948A1 (es) | 1984-12-28 | 1984-12-28 | Procedimiento para la obtencion del 1,1-dioxido de 4-hidroxi-3-(5-metil-o-isoxazolocarbamil)-2-metil-2h-1,2-benzotiazina |
Publications (2)
Publication Number | Publication Date |
---|---|
ES539132A0 ES539132A0 (es) | 1986-02-16 |
ES8604948A1 true ES8604948A1 (es) | 1986-02-16 |
Family
ID=8488428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES539132A Expired ES8604948A1 (es) | 1984-12-28 | 1984-12-28 | Procedimiento para la obtencion del 1,1-dioxido de 4-hidroxi-3-(5-metil-o-isoxazolocarbamil)-2-metil-2h-1,2-benzotiazina |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE3521513A1 (es) |
ES (1) | ES8604948A1 (es) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1302858B (es) * | 1962-09-21 | 1972-05-04 | ||
US3957772A (en) * | 1975-05-21 | 1976-05-18 | Warner-Lambert Company | Process for the preparation of 4-hydroxy-3-(5-methyl-3-isoxazolylcarbamoyl)-2-methyl-2h-1,2-benzothiazine 1,1-dioxide |
US3960856A (en) * | 1975-06-20 | 1976-06-01 | Warner-Lambert Company | Process for the preparation of 4-hydroxy-3-(5-methyl-3-isoxazolylcarbamoyl)-2-methyl-2H-1,2-benzothiazine 1,1-dioxide |
US4074048A (en) * | 1976-05-10 | 1978-02-14 | Warner-Lambert Company | Process for the preparation of 4-hydroxy-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxides |
DE3212485A1 (de) * | 1982-04-03 | 1983-10-13 | Gödecke AG, 1000 Berlin | Verfahren zur herstellung von 4-hydroxy-3-(heterocyclocarbamoyl)-2h-1,2-benzothiazin-1,1-dioxiden |
-
1984
- 1984-12-28 ES ES539132A patent/ES8604948A1/es not_active Expired
-
1985
- 1985-06-14 DE DE19853521513 patent/DE3521513A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
ES539132A0 (es) | 1986-02-16 |
DE3521513A1 (de) | 1986-07-10 |
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