CS241493B2 - Substituted 4-chlor-phenoxycarboxyl acid production method - Google Patents

Substituted 4-chlor-phenoxycarboxyl acid production method Download PDF

Info

Publication number
CS241493B2
CS241493B2 CS819668A CS966881A CS241493B2 CS 241493 B2 CS241493 B2 CS 241493B2 CS 819668 A CS819668 A CS 819668A CS 966881 A CS966881 A CS 966881A CS 241493 B2 CS241493 B2 CS 241493B2
Authority
CS
Czechoslovakia
Prior art keywords
acid
water
substituted
parts
formula
Prior art date
Application number
CS819668A
Other languages
Czech (cs)
English (en)
Other versions
CS966881A2 (en
Inventor
Gerd Husslein
Gerhard Hamprecht
Karl-Heinz Koenig
Walter Boehm
Manfred Gaeng
Original Assignee
Basf Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Publication of CS966881A2 publication Critical patent/CS966881A2/cs
Publication of CS241493B2 publication Critical patent/CS241493B2/cs

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)
CS819668A 1980-12-31 1981-12-22 Substituted 4-chlor-phenoxycarboxyl acid production method CS241493B2 (en)

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
CS966881A2 CS966881A2 (en) 1985-07-16
CS241493B2 true CS241493B2 (en) 1986-03-13

Family

ID=6120579

Family Applications (1)

Application Number Title Priority Date Filing Date
CS819668A CS241493B2 (en) 1980-12-31 1981-12-22 Substituted 4-chlor-phenoxycarboxyl acid production method

Country Status (21)

Country Link
US (1) US4515985A (da)
EP (1) EP0055357B1 (da)
JP (1) JPS57123139A (da)
AR (1) AR228633A1 (da)
AT (1) ATE5812T1 (da)
AU (1) AU539818B2 (da)
BR (1) BR8108547A (da)
CA (1) CA1182473A (da)
CS (1) CS241493B2 (da)
DD (1) DD201772A5 (da)
DE (2) DE3049541A1 (da)
DK (1) DK157672C (da)
ES (1) ES8304911A1 (da)
GR (1) GR75381B (da)
HU (1) HU188736B (da)
IE (1) IE52009B1 (da)
IL (1) IL64475A (da)
IN (1) IN155195B (da)
NZ (1) NZ199356A (da)
PL (1) PL130576B2 (da)
ZA (1) ZA819006B (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN108947820A (zh) 2018-03-19 2018-12-07 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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IL64475A0 (en) 1982-03-31
NZ199356A (en) 1984-03-30
DK157672C (da) 1990-07-16
AU539818B2 (en) 1984-10-18
JPS57123139A (en) 1982-07-31
EP0055357A1 (de) 1982-07-07
BR8108547A (pt) 1982-10-19
CA1182473A (en) 1985-02-12
IL64475A (en) 1986-02-28
ZA819006B (en) 1982-12-29
ES508452A0 (es) 1983-03-16
DE3161899D1 (en) 1984-02-16
DD201772A5 (de) 1983-08-10
CS966881A2 (en) 1985-07-16
DE3049541A1 (de) 1982-07-29
US4515985A (en) 1985-05-07
IE813088L (en) 1982-06-30
IN155195B (da) 1985-01-12
IE52009B1 (en) 1987-05-13
AU7906681A (en) 1982-07-08
EP0055357B1 (de) 1984-01-11
HU188736B (en) 1986-05-28
AR228633A1 (es) 1983-03-30
PL130576B2 (en) 1984-08-31
ATE5812T1 (de) 1984-01-15
DK157672B (da) 1990-02-05
ES8304911A1 (es) 1983-03-16
DK569681A (da) 1982-07-01
PL234491A2 (da) 1982-09-13
GR75381B (da) 1984-07-13

Similar Documents

Publication Publication Date Title
CS241493B2 (en) Substituted 4-chlor-phenoxycarboxyl acid production method
US4806683A (en) Preparation process of cinnamic acids
RU2470919C2 (ru) Способ получения соединения толуидина
KR20100036231A (ko) 페노피브레이트를 합성하는 신규한 방법
US4808752A (en) Process for the preparation of 2-aminophenyl thioethers
EP0004257B1 (fr) Nouveau dérivé de benzonitrile, son procédé de préparation et son application
US5498798A (en) 4-alkyl-3-chlorobenzenesulfinic acids, 4-alkyl-3-chlorobenzenesulfonylcarboxylic acids, 4-alkyl-3-chloroalkylsulfonylbenzenes and preparation thereof
JP2855871B2 (ja) チオリンゴ酸の製造方法
US3948985A (en) Method of producing carboxymethyloxysuccinic acid
US2717907A (en) Preparation of 2, 4, 5-trichlorophenoxy acetic acid
KR900000244B1 (ko) 포스핀 옥사이드 유도체의 제조방법
RU2173678C2 (ru) Способ выделения 3-[2-хлор-4-(трифторметил)-фенокси]-бензойной кислоты
US6051732A (en) Process for the preparation of 3-acetoxy-2-methylbenzoyl chloride
CA1292997C (en) Preparation process of cinnamic acids
CA1038884A (en) Method of producing carboxymethyloxysuccinic acid
RU2082711C1 (ru) Способ получения 4-хлорфеноксиуксусной или 2,4-дихлорфеноксиуксусной кислот
JPS6338976B2 (da)
CA2046676A1 (en) Process for the production of 2-hydroxy-3-halo-5-nitropyridines
JPH0623127B2 (ja) 桂皮酸類の製造法
JPS5946242A (ja) α−位に芳香族基を有するプロピオン酸及びそのエステルの製造方法
JP2001261642A (ja) １−アルキルインドール−３−カルボン酸類の製造方法
CS272712B1 (en) Method of 4-chloro-2-methylphenoxyalkanoic acids production
JPS62103040A (ja) 桂皮酸類の製造方法
CS225502B1 (cs) Sposob výroby L-fenoxyalkónových kyselin
IE63624B1 (en) Process for the purification of d-hydroxyphenoxypropionic acid