ES8702347A1 - Un procedimiento de preparacion de una n-fenil-urea trisustituida. - Google Patents
Un procedimiento de preparacion de una n-fenil-urea trisustituida.Info
- Publication number
- ES8702347A1 ES8702347A1 ES551790A ES551790A ES8702347A1 ES 8702347 A1 ES8702347 A1 ES 8702347A1 ES 551790 A ES551790 A ES 551790A ES 551790 A ES551790 A ES 551790A ES 8702347 A1 ES8702347 A1 ES 8702347A1
- Authority
- ES
- Spain
- Prior art keywords
- preparation
- phenylureas
- substituted
- aniline
- substituted phenylureas
- 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
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C275/28—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
- C07C273/1854—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety
- C07C273/1863—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety from urea
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PROCEDIMIENTO DE PREPARACION DE N-FENILUREAS TRISUSTITUIDAS. SE OBTIENEN POR REACCION DE LA ANILINA CORRESPONDIENTE (I), DONDE X ES UN HALOGENO (BR O CL) EN POSICION 3 Y/O 4, N ES 0, 1 O 2; R ES UN ALQUILO C1-C4, EVENTUALMENTE HALOGENADO, O UN ALCOXI C1-C4, EN POSICION 3 O 4; P ES 0 O 1 Y N B P ES 2, CON UREA EN RELACION MOLAR 1,1 Y LA AMINA SECUNDARIA CORRESPONDIENTE (II), DONDE R1 Y R2, IGUALES O DIFERENTES, SON UN ALQUILO C1-C4 O UN ALQUILO C1-C4 Y UN ALCOXI C1-C4, EN UN DISOLVENTE NO HIDROXILADO A 130-250JC, PREFERENTEMENTE 160-225JC, Y A PRESIONES DE 1-10 ATM, CON ELIMINACION DEL AMONIACO A MEDIDA QUE SE FORMA. COMO DISOLVENTES SE USAN AMIDAS, CETONAS, HIDROCARBUROS ALIFATICOS O AROMATICOS (CLORADOS Y SIN CLORAR); LA CONCENTRACION DE LOS REACTIVOS VARIA ENTRE EL 5 Y EL 80%, PREFERENTEMENTE ENTRE 15 Y 60%. LOS COMPUESTOS SE USAN COMO HERBICIDAS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8502079A FR2577221B1 (fr) | 1985-02-11 | 1985-02-11 | Procede de preparation d'une phenyluree substituee |
Publications (2)
Publication Number | Publication Date |
---|---|
ES551790A0 ES551790A0 (es) | 1986-12-16 |
ES8702347A1 true ES8702347A1 (es) | 1986-12-16 |
Family
ID=9316250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES551790A Expired ES8702347A1 (es) | 1985-02-11 | 1986-02-10 | Un procedimiento de preparacion de una n-fenil-urea trisustituida. |
Country Status (27)
Country | Link |
---|---|
US (1) | US4814499A (es) |
JP (1) | JPS61183258A (es) |
KR (1) | KR940003067B1 (es) |
CN (1) | CN1009274B (es) |
AT (1) | AT395848B (es) |
AU (1) | AU577178B2 (es) |
BE (1) | BE904217A (es) |
BR (1) | BR8600539A (es) |
CH (1) | CH666681A5 (es) |
DD (1) | DD242803A5 (es) |
DE (1) | DE3602657A1 (es) |
DK (1) | DK169030B1 (es) |
ES (1) | ES8702347A1 (es) |
FI (1) | FI84597C (es) |
FR (1) | FR2577221B1 (es) |
GB (1) | GB2170808B (es) |
HU (1) | HU199111B (es) |
IE (1) | IE58978B1 (es) |
IN (1) | IN166514B (es) |
IT (1) | IT1190483B (es) |
LU (1) | LU86296A1 (es) |
NL (1) | NL8600189A (es) |
NZ (1) | NZ215067A (es) |
PH (1) | PH20993A (es) |
PL (1) | PL257891A1 (es) |
SE (1) | SE465927B (es) |
ZA (1) | ZA86931B (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0427963T3 (da) * | 1989-11-10 | 1994-05-02 | Agrolinz Agrarchemikalien | Fremgangsmåde til fremstilling af rene, asymmetrisk disubstituerede urinstoffer |
AT397384B (de) * | 1991-08-16 | 1994-03-25 | Chemie Linz Gmbh | Verfahren zur herstellung reiner n,n'-unsymmetrisch substituierter phenylharnstoffe |
CN1045002C (zh) * | 1995-03-28 | 1999-09-08 | 天津大学 | 2,6-二氯苯胺的制备方法 |
CN106008276B (zh) * | 2016-05-20 | 2018-07-06 | 湖北出入境检验检疫局检验检疫技术中心 | 苯脲类除草剂或氘代标记的苯脲类除草剂的合成方法 |
CN110938019B (zh) * | 2019-12-10 | 2022-06-24 | 江苏快达农化股份有限公司 | 连续化合成异丙隆方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2878284A (en) * | 1945-06-09 | 1959-03-17 | Du Pont | Process for preparing symmetrical hexachlorodiphenyl urea |
US2673877A (en) * | 1951-10-26 | 1954-03-30 | Du Pont | Preparation of chlorphenyldimethyl-ureas |
US2729677A (en) * | 1954-03-16 | 1956-01-03 | Allied Chem & Dye Corp | Process for the manufacture of substituted ureas |
US2768971A (en) * | 1954-05-26 | 1956-10-30 | Ici Ltd | Preparation of alkyl-aryl-ureas |
DE1064051B (de) * | 1958-04-09 | 1959-08-27 | Basf Ag | Verfahren zur Herstellung von substituierten Harnstoffen |
NL255093A (es) * | 1959-08-21 | |||
CA1201725A (en) * | 1979-12-06 | 1986-03-11 | Terence Gilkerson | Urea derivative, process for its preparation, herbicidal compositions containing it, and method of combating weeds using it |
AT379146B (de) * | 1980-01-25 | 1985-11-25 | Reanal Finomvegyszergyar | Verfahren zur herstellung von n'-(mono- oder disubstituierten)-n-aryl-harnstoff-derivaten |
CH652391A5 (de) * | 1982-01-15 | 1985-11-15 | Sandoz Ag | Harnstoff-derivate. |
IT1152510B (it) * | 1982-08-25 | 1987-01-07 | Anic Spa | Procedimento per la produzione di uree asimmetriche sostituite |
-
1985
- 1985-02-11 FR FR8502079A patent/FR2577221B1/fr not_active Expired
-
1986
- 1986-01-28 IN IN79/DEL/86A patent/IN166514B/en unknown
- 1986-01-28 NL NL8600189A patent/NL8600189A/nl not_active Application Discontinuation
- 1986-01-29 DE DE19863602657 patent/DE3602657A1/de not_active Ceased
- 1986-01-30 PH PH33351A patent/PH20993A/en unknown
- 1986-02-06 CN CN86101095A patent/CN1009274B/zh not_active Expired
- 1986-02-06 LU LU86296A patent/LU86296A1/fr unknown
- 1986-02-07 AU AU53299/86A patent/AU577178B2/en not_active Ceased
- 1986-02-07 BR BR8600539A patent/BR8600539A/pt not_active IP Right Cessation
- 1986-02-07 DD DD86286892A patent/DD242803A5/de unknown
- 1986-02-07 ZA ZA86931A patent/ZA86931B/xx unknown
- 1986-02-07 IT IT47634/86A patent/IT1190483B/it active
- 1986-02-07 IE IE35286A patent/IE58978B1/en not_active IP Right Cessation
- 1986-02-07 US US06/827,782 patent/US4814499A/en not_active Expired - Fee Related
- 1986-02-07 NZ NZ215067A patent/NZ215067A/xx unknown
- 1986-02-07 JP JP61025684A patent/JPS61183258A/ja active Pending
- 1986-02-10 KR KR1019860000901A patent/KR940003067B1/ko not_active IP Right Cessation
- 1986-02-10 DK DK063186A patent/DK169030B1/da not_active IP Right Cessation
- 1986-02-10 FI FI860597A patent/FI84597C/fi not_active IP Right Cessation
- 1986-02-10 AT AT0032586A patent/AT395848B/de not_active IP Right Cessation
- 1986-02-10 PL PL25789186A patent/PL257891A1/xx unknown
- 1986-02-10 ES ES551790A patent/ES8702347A1/es not_active Expired
- 1986-02-10 GB GB08603223A patent/GB2170808B/en not_active Expired
- 1986-02-10 HU HU86542A patent/HU199111B/hu not_active IP Right Cessation
- 1986-02-11 BE BE0/216258A patent/BE904217A/fr not_active IP Right Cessation
- 1986-02-11 CH CH545/86A patent/CH666681A5/fr unknown
- 1986-02-11 SE SE8600596A patent/SE465927B/sv not_active IP Right Cessation
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19971001 |