ES8400097A1 - Un procedimiento para la preparacion de 2-aminopirimidinas a partir de 3-aminocrotonatos. - Google Patents
Un procedimiento para la preparacion de 2-aminopirimidinas a partir de 3-aminocrotonatos.Info
- Publication number
- ES8400097A1 ES8400097A1 ES507416A ES507416A ES8400097A1 ES 8400097 A1 ES8400097 A1 ES 8400097A1 ES 507416 A ES507416 A ES 507416A ES 507416 A ES507416 A ES 507416A ES 8400097 A1 ES8400097 A1 ES 8400097A1
- Authority
- ES
- Spain
- Prior art keywords
- alkenylimidates
- amino
- yes
- alkyl
- formula
- 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
- 239000004009 herbicide Substances 0.000 title abstract 2
- 238000006243 chemical reaction Methods 0.000 title 1
- 230000002363 herbicidal effect Effects 0.000 title 1
- 239000000543 intermediate Substances 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 abstract 3
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 1
- 229940100389 Sulfonylurea Drugs 0.000 abstract 1
- 125000004183 alkoxy alkyl group Chemical group 0.000 abstract 1
- -1 arylsulfonyl isocyanates Chemical class 0.000 abstract 1
- QPJDMGCKMHUXFD-UHFFFAOYSA-N cyanogen chloride Chemical compound ClC#N QPJDMGCKMHUXFD-UHFFFAOYSA-N 0.000 abstract 1
- 125000001188 haloalkyl group Chemical group 0.000 abstract 1
- 239000012948 isocyanate Substances 0.000 abstract 1
- 150000003230 pyrimidines Chemical class 0.000 abstract 1
- YROXIXLRRCOBKF-UHFFFAOYSA-N sulfonylurea Chemical class OC(=N)N=S(=O)=O YROXIXLRRCOBKF-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
- C07D239/47—One nitrogen atom and one oxygen or sulfur atom, e.g. cytosine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE 2-AMINOPIRIMIDINAS DE FORMULA (I), A PARTIR DE 3-AMINOCROTONATOS, FORMULA EN LA QUE X ES OXIGENO O AZUFRE; R Y R SON HIDROGENO O ALQUILO C1-3; R ES ALQUILO C1-4; R PUEDE SER VARIOS RADICALES; Y N VALE 1 O 2.CONSISTE EN LA REACCION DE UN NITRILO DE FORMULA (II) CON UN MERCAPTANO O UN ALCOHOL DE FORMULA RXH, EN LAS QUE TODOS LOS SIMBOLOS TIENEN EL MISMO SIGNIFICADO QUE EN LA FORMULA (I), A UNA TEMPERATURA ENTRE C10JC Y 50JC, EN UN DISOLVENTE INERTE QUE CONTIENE UN EXCESO DE CLORURO DE HIDROGENO; SEGUIDA DEL TRATAMIENTO CON UNA BASE A UN PHNO SUPERIOR A 7; Y TRATAR EN CALIENTE CON CIANAMIDA A UNA TEMPERATURA ENTRE 0JC Y 110JC.ESTOS COMPUESTOS TIENEN APLICACIONES COMO INTERMEDIOS PARA LA SINTESIS DE HERBICIDAS.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21023480A | 1980-11-25 | 1980-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES8400097A1 true ES8400097A1 (es) | 1983-02-01 |
| ES507416A0 ES507416A0 (es) | 1983-02-01 |
Family
ID=22782105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES507416A Granted ES507416A0 (es) | 1980-11-25 | 1981-11-24 | Un procedimiento para la preparacion de 2-aminopirimidinas a partir de 3-aminocrotonatos. |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0053038A3 (es) |
| JP (1) | JPS57116036A (es) |
| AU (1) | AU7777681A (es) |
| BR (1) | BR8107546A (es) |
| DK (1) | DK521181A (es) |
| ES (1) | ES507416A0 (es) |
| IL (1) | IL64349A0 (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5846071A (ja) * | 1981-09-16 | 1983-03-17 | Nippon Tokushu Noyaku Seizo Kk | 置換フエニルスルホニルウレア誘導体、その中間体、それらの製法、及び除草剤 |
| CA2042660A1 (en) * | 1990-05-17 | 1991-11-18 | Keith Watson | Herbicidal sulfonylurea derivatives |
| CS315491A3 (en) * | 1990-10-19 | 1992-05-13 | Ici Australia Operations | Derivatives of sulfonyl urea, process of their preparation and herbicidal compositions containing said derivatives |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169719A (en) * | 1976-04-07 | 1979-10-02 | E. I. Du Pont De Nemours And Co. | Herbicidal sulfonamides |
| IE49355B1 (en) * | 1979-01-26 | 1985-09-18 | Ici Ltd | Process for the manufacture of(n-cyanoimido)-carbonates |
-
1981
- 1981-11-20 BR BR8107546A patent/BR8107546A/pt unknown
- 1981-11-23 AU AU77776/81A patent/AU7777681A/en not_active Abandoned
- 1981-11-24 EP EP81305548A patent/EP0053038A3/en not_active Withdrawn
- 1981-11-24 IL IL64349A patent/IL64349A0/xx unknown
- 1981-11-24 ES ES507416A patent/ES507416A0/es active Granted
- 1981-11-24 DK DK521181A patent/DK521181A/da unknown
- 1981-11-25 JP JP56187931A patent/JPS57116036A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IL64349A0 (en) | 1982-02-28 |
| DK521181A (da) | 1982-05-26 |
| ES507416A0 (es) | 1983-02-01 |
| AU7777681A (en) | 1982-06-03 |
| JPS57116036A (en) | 1982-07-19 |
| BR8107546A (pt) | 1982-08-17 |
| EP0053038A3 (en) | 1982-08-11 |
| EP0053038A2 (en) | 1982-06-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| PT1088823E (pt) | Material acrilico | |
| IL84726A (en) | Pyridinesulfonylureas and their use as herbicides | |
| DE3378184D1 (en) | Novel phenyl-substituted sulfonamides | |
| ES8801825A1 (es) | Un procedimiento para preparar tetrazol-sustituido-benceno-sulfonamidas | |
| IL73983A0 (en) | 5-halogenoalkyl-1,3,4-thiadiazol-2-yloxyacetamides,their preparation and their use as herbicides and fungicides | |
| ZA874046B (en) | Antiallergy and antiinflammatory agents | |
| ATE77620T1 (de) | Sulfamoyl-harnstoff-derivate. | |
| ES8400097A1 (es) | Un procedimiento para la preparacion de 2-aminopirimidinas a partir de 3-aminocrotonatos. | |
| ES8106300A1 (es) | Un procedimiento para la preparacion de derivados de 2-aminopirimidina. | |
| ES8704890A1 (es) | Un procedimiento para la preparacion de nuevas sulfonilureas. | |
| IL74269A (en) | N-(2-alkoxyaminosulfonyl-benzenesulfonyl)n'-(4,6-dialkylpyrimidin-2-yl)ureas,their production and herbicidal compositions containing them | |
| IT1196507B (it) | 5-imminometil-aloacilossazolidone ad azione inibitrice della fitotossicita' di erbicidi | |
| ZA883067B (en) | Anilide herbicides | |
| EP0209232A3 (en) | Herbicidal sulfonamides | |
| CA2037528A1 (en) | 2-amino(fluoroalkoxy)pyrimidines and the preparation thereof | |
| EP0196786A3 (en) | Herbicidal sulfonamides | |
| EP0319254A3 (en) | Intermediates for the production of pyridobenzocycloheptene | |
| ES8500913A1 (es) | "procedimiento para la obtencion de un compuesto derivado de la 2,4-dioxopirimidina" |