IE52009B1 - Preparation of chlorinated phenoxyalkanoic acids - Google Patents
Preparation of chlorinated phenoxyalkanoic acidsInfo
- Publication number
- IE52009B1 IE52009B1 IE3088/81A IE308881A IE52009B1 IE 52009 B1 IE52009 B1 IE 52009B1 IE 3088/81 A IE3088/81 A IE 3088/81A IE 308881 A IE308881 A IE 308881A IE 52009 B1 IE52009 B1 IE 52009B1
- Authority
- IE
- Ireland
- Prior art keywords
- acid
- phenoxypropionic
- methyl
- phenoxyacetic
- water
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803049541 DE3049541A1 (de) | 1980-12-31 | 1980-12-31 | Verfahren zur herstellung von 2,4-dichlor- bzw. 2-methyl-4-chlorphenoxyessigsaeure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE813088L IE813088L (en) | 1982-06-30 |
| IE52009B1 true IE52009B1 (en) | 1987-05-13 |
Family
ID=6120579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE3088/81A IE52009B1 (en) | 1980-12-31 | 1981-12-30 | Preparation of chlorinated phenoxyalkanoic acids |
Country Status (21)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2315034C1 (ru) * | 2006-03-15 | 2008-01-20 | Государственное учреждение "Научно-исследовательский технологический институт гербицидов и регуляторов роста растений с опытно-экспериментальным производством" (НИТИГ) | Способ получения сложных эфиров хлорзамещенных феноксиуксусных кислот (варианты) |
| CN101955425B (zh) * | 2009-07-21 | 2012-12-05 | 常明 | 一种无废水生产2.4-d酸的工艺方法 |
| CN102285890A (zh) * | 2011-05-19 | 2011-12-21 | 江苏健谷化工有限公司 | 2-甲基-4-氯苯氧乙酸二甲胺盐的制备工艺 |
| CN104402707A (zh) * | 2014-12-15 | 2015-03-11 | 常熟市新腾化工有限公司 | 一种2,4-二氯苯氧乙酸的制备方法 |
| CN117645540A (zh) | 2018-03-19 | 2024-03-05 | 山东润博生物科技有限公司 | 一种氯代苯氧羧酸酯的制备方法 |
| CN108727196A (zh) * | 2018-07-23 | 2018-11-02 | 安徽华星化工有限公司 | 一种生产2-甲基-4-氯苯氧乙酸的酯类的方法 |
| CN114478314A (zh) * | 2021-12-27 | 2022-05-13 | 江苏长青农化股份有限公司 | 一种稻瘟酰胺的合成方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB688659A (en) * | 1950-09-29 | 1953-03-11 | Danske Gasvaerkers Tjaere Komp | Chlorinated phenoxyacetic acids |
| US2717907A (en) * | 1952-11-12 | 1955-09-13 | Fmc Corp | Preparation of 2, 4, 5-trichlorophenoxy acetic acid |
| FR1116266A (fr) * | 1954-12-10 | 1956-05-07 | Procédé de préparation de l'acide 2-méthyl 4-chloro phénoxy acétique pur | |
| DE1027680B (de) * | 1955-07-13 | 1958-04-10 | Schering Ag | Verfahren zur Herstellung von 2-Methyl-4-chlorphenoxyessigsaeure und ihren Salzen |
| GB855504A (en) * | 1958-03-27 | 1960-11-30 | British Schering Ltd | Preparation of 2-methyl-4-chloro-phenoxy alkanoic acids |
-
1980
- 1980-12-31 DE DE19803049541 patent/DE3049541A1/de not_active Withdrawn
-
1981
- 1981-10-24 EP EP81108843A patent/EP0055357B1/de not_active Expired
- 1981-10-24 DE DE8181108843T patent/DE3161899D1/de not_active Expired
- 1981-10-24 AT AT81108843T patent/ATE5812T1/de not_active IP Right Cessation
- 1981-11-03 GR GR66410A patent/GR75381B/el unknown
- 1981-12-07 IN IN1392/CAL/81A patent/IN155195B/en unknown
- 1981-12-07 IL IL64475A patent/IL64475A/xx not_active IP Right Cessation
- 1981-12-09 CA CA000391845A patent/CA1182473A/en not_active Expired
- 1981-12-16 JP JP56201748A patent/JPS57123139A/ja active Pending
- 1981-12-16 US US06/331,457 patent/US4515985A/en not_active Expired - Lifetime
- 1981-12-17 DD DD81235898A patent/DD201772A5/de not_active IP Right Cessation
- 1981-12-22 DK DK569681A patent/DK157672C/da not_active IP Right Cessation
- 1981-12-22 NZ NZ199356A patent/NZ199356A/en unknown
- 1981-12-22 CS CS819668A patent/CS241493B2/cs unknown
- 1981-12-29 HU HU813987A patent/HU188736B/hu unknown
- 1981-12-29 AR AR287982A patent/AR228633A1/es active
- 1981-12-29 PL PL1981234491A patent/PL130576B2/pl unknown
- 1981-12-30 IE IE3088/81A patent/IE52009B1/en unknown
- 1981-12-30 AU AU79066/81A patent/AU539818B2/en not_active Ceased
- 1981-12-30 ES ES508452A patent/ES8304911A1/es not_active Expired
- 1981-12-30 ZA ZA819006A patent/ZA819006B/xx unknown
- 1981-12-30 BR BR8108547A patent/BR8108547A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GR75381B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1984-07-13 |
| DK569681A (da) | 1982-07-01 |
| JPS57123139A (en) | 1982-07-31 |
| AU7906681A (en) | 1982-07-08 |
| CS241493B2 (en) | 1986-03-13 |
| ZA819006B (en) | 1982-12-29 |
| ES508452A0 (es) | 1983-03-16 |
| HU188736B (en) | 1986-05-28 |
| PL130576B2 (en) | 1984-08-31 |
| IE813088L (en) | 1982-06-30 |
| EP0055357B1 (de) | 1984-01-11 |
| AU539818B2 (en) | 1984-10-18 |
| IL64475A (en) | 1986-02-28 |
| NZ199356A (en) | 1984-03-30 |
| PL234491A2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-09-13 |
| EP0055357A1 (de) | 1982-07-07 |
| IL64475A0 (en) | 1982-03-31 |
| AR228633A1 (es) | 1983-03-30 |
| ES8304911A1 (es) | 1983-03-16 |
| DK157672B (da) | 1990-02-05 |
| BR8108547A (pt) | 1982-10-19 |
| DK157672C (da) | 1990-07-16 |
| CS966881A2 (en) | 1985-07-16 |
| US4515985A (en) | 1985-05-07 |
| CA1182473A (en) | 1985-02-12 |
| ATE5812T1 (de) | 1984-01-15 |
| DD201772A5 (de) | 1983-08-10 |
| DE3049541A1 (de) | 1982-07-29 |
| DE3161899D1 (en) | 1984-02-16 |
| IN155195B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1985-01-12 |
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