ES2001167A6 - Un metodo para la preparacion de 2-carboxi-3,4-dialcoxibenceno-carbamatos de alquilo - Google Patents
Un metodo para la preparacion de 2-carboxi-3,4-dialcoxibenceno-carbamatos de alquiloInfo
- Publication number
- ES2001167A6 ES2001167A6 ES8600654A ES8600654A ES2001167A6 ES 2001167 A6 ES2001167 A6 ES 2001167A6 ES 8600654 A ES8600654 A ES 8600654A ES 8600654 A ES8600654 A ES 8600654A ES 2001167 A6 ES2001167 A6 ES 2001167A6
- Authority
- ES
- Spain
- Prior art keywords
- preparation
- dialkoxybenzenecarbamates
- alkyl
- carboalkoxy
- diones
- 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
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
- C07D239/72—Quinazolines; Hydrogenated quinazolines
- C07D239/95—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in positions 2 and 4
- C07D239/96—Two oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
- C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
- C07C271/26—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a six-membered aromatic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
UN METODO PARA LA PREPARACION DE 2-CARBOXI-3,4-3,4-DIALCOXIBENCENOCARBAMATOS DE ALQUILO. LOS COMPUESTOS DE FORMULA (I) SE OBTIENEN POR REACCION DE UN COMPUESTO DE FORMULA (II) CON UN CARBANATO DE ALQUILO (III) PARA DAR (IV) EL CUAL SE HACE REACCIONAR CON UN REACTIVO ORGANICO DE LITIO Y DESPUES CON CO2 PARA DAR (V) EL CUAL FINALMENTE SE HACE REACCIONAR CON UN AGENTE ESTERIFICANTE. EN ESTOS COMPUESTOS R, R1, R2, R3 Y R4 SON ALQUILO INFERIOR Y R5 ES CLORO, BROMO, OR O OCOOR SIENDO R ALQUILO INFERIOR. ESTOS COMPUESTOS TIENEN UTILIDAD COMO INTERMEDIOS EN LA SINTEIS DE 8-HALO-5,6-DIALCOXIQUINAZOLIN-2,4-DIONAS QUE SON UTILES COMO AGENTES CARDIOTONICOS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/759,975 US4617417A (en) | 1985-07-29 | 1985-07-29 | Alkyl 2-carboalkoxy-3,4-dialkoxybenzenecarbamates and process for their preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2001167A6 true ES2001167A6 (es) | 1988-05-01 |
Family
ID=25057656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES8600654A Expired ES2001167A6 (es) | 1985-07-29 | 1986-07-28 | Un metodo para la preparacion de 2-carboxi-3,4-dialcoxibenceno-carbamatos de alquilo |
Country Status (12)
Country | Link |
---|---|
US (1) | US4617417A (es) |
EP (1) | EP0210857A1 (es) |
JP (1) | JPS6253956A (es) |
KR (1) | KR900003532B1 (es) |
AU (1) | AU6063086A (es) |
DK (1) | DK358386A (es) |
ES (1) | ES2001167A6 (es) |
FI (1) | FI863085A (es) |
GR (1) | GR861974B (es) |
HU (1) | HUT42061A (es) |
NO (1) | NO863045L (es) |
ZA (1) | ZA865627B (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0775112A1 (en) * | 1994-08-05 | 1997-05-28 | Warwick International Group Limited | Bleach activators |
GB2295314A (en) * | 1994-11-23 | 1996-05-29 | Neil Christopher Clark | Cot mat |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3674882A (en) * | 1968-05-17 | 1972-07-04 | Sandoz Ag | Dichloro trifluoromethyl phenyl lithium |
GR76941B (es) * | 1980-11-07 | 1984-09-04 | Sumitomo Chemical Co | |
US4608385A (en) * | 1981-10-29 | 1986-08-26 | Sumitomo Chemical Company, Limited | Fungicidal N-phenylcarbamates |
US4605668A (en) * | 1983-05-17 | 1986-08-12 | Sumitomo Chemical Company, Limited | Fungicidal carbamate compounds |
-
1985
- 1985-07-29 US US06/759,975 patent/US4617417A/en not_active Expired - Lifetime
-
1986
- 1986-07-28 NO NO863045A patent/NO863045L/no unknown
- 1986-07-28 HU HU863217A patent/HUT42061A/hu unknown
- 1986-07-28 KR KR1019860006156A patent/KR900003532B1/ko active IP Right Grant
- 1986-07-28 FI FI863085A patent/FI863085A/fi not_active IP Right Cessation
- 1986-07-28 ZA ZA865627A patent/ZA865627B/xx unknown
- 1986-07-28 JP JP61175810A patent/JPS6253956A/ja active Pending
- 1986-07-28 AU AU60630/86A patent/AU6063086A/en not_active Abandoned
- 1986-07-28 DK DK358386A patent/DK358386A/da not_active Application Discontinuation
- 1986-07-28 ES ES8600654A patent/ES2001167A6/es not_active Expired
- 1986-07-28 EP EP86305770A patent/EP0210857A1/en not_active Withdrawn
- 1986-07-28 GR GR861974A patent/GR861974B/el unknown
Also Published As
Publication number | Publication date |
---|---|
HUT42061A (en) | 1987-06-29 |
GR861974B (en) | 1986-12-22 |
FI863085A0 (fi) | 1986-07-28 |
NO863045D0 (no) | 1986-07-28 |
KR870001156A (ko) | 1987-03-11 |
KR900003532B1 (ko) | 1990-05-21 |
US4617417A (en) | 1986-10-14 |
DK358386D0 (da) | 1986-07-28 |
EP0210857A1 (en) | 1987-02-04 |
NO863045L (no) | 1987-01-30 |
ZA865627B (en) | 1988-03-30 |
FI863085A (fi) | 1987-01-30 |
AU6063086A (en) | 1987-02-05 |
DK358386A (da) | 1987-01-30 |
JPS6253956A (ja) | 1987-03-09 |
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