CH435237A - Process for the preparation of dimethyl ether-a, a'-tetrasubstituted-a-mononitrile-a'-monocarboxylic acids - Google Patents

Process for the preparation of dimethyl ether-a, a'-tetrasubstituted-a-mononitrile-a'-monocarboxylic acids

Info

Publication number
CH435237A
CH435237A CH769964A CH769964A CH435237A CH 435237 A CH435237 A CH 435237A CH 769964 A CH769964 A CH 769964A CH 769964 A CH769964 A CH 769964A CH 435237 A CH435237 A CH 435237A
Authority
CH
Switzerland
Prior art keywords
mononitrile
tetrasubstituted
preparation
dimethyl ether
monocarboxylic acids
Prior art date
Application number
CH769964A
Other languages
German (de)
Inventor
Theodor Dr Voelker
Hering Klaus
Original Assignee
Lonza 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 Lonza Ag filed Critical Lonza Ag
Priority to CH769964A priority Critical patent/CH435237A/en
Priority to DEL50820A priority patent/DE1276021B/en
Priority to GB2439065A priority patent/GB1119061A/en
Priority to BE665312D priority patent/BE665312A/xx
Priority to NL6507494A priority patent/NL6507494A/xx
Priority to FR20511A priority patent/FR1436510A/en
Publication of CH435237A publication Critical patent/CH435237A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three 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, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/66—Nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/08—Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
    • 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)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH769964A 1964-06-12 1964-06-12 Process for the preparation of dimethyl ether-a, a'-tetrasubstituted-a-mononitrile-a'-monocarboxylic acids CH435237A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH769964A CH435237A (en) 1964-06-12 1964-06-12 Process for the preparation of dimethyl ether-a, a'-tetrasubstituted-a-mononitrile-a'-monocarboxylic acids
DEL50820A DE1276021B (en) 1964-06-12 1965-05-31 Process for the preparation of ª ‡, ª ‡ '-tetrasubstituted AEtherdicarboxylic acids, their mononitriles, esters or salts
GB2439065A GB1119061A (en) 1964-06-12 1965-06-09 A process for the production of ª‡,ª‡'-tetrasubstituted ª‡-mononitrile-ª‡'-monocarboxylic acid dimethyl ethers
BE665312D BE665312A (en) 1964-06-12 1965-06-11
NL6507494A NL6507494A (en) 1964-06-12 1965-06-11
FR20511A FR1436510A (en) 1964-06-12 1965-06-11 Process for making alpha-mononitrilo-alpha'-monocarboxylic acid dimethyl ethers alpha, alpha 'tetrasubstituted

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH769964A CH435237A (en) 1964-06-12 1964-06-12 Process for the preparation of dimethyl ether-a, a'-tetrasubstituted-a-mononitrile-a'-monocarboxylic acids

Publications (1)

Publication Number Publication Date
CH435237A true CH435237A (en) 1967-05-15

Family

ID=4329193

Family Applications (1)

Application Number Title Priority Date Filing Date
CH769964A CH435237A (en) 1964-06-12 1964-06-12 Process for the preparation of dimethyl ether-a, a'-tetrasubstituted-a-mononitrile-a'-monocarboxylic acids

Country Status (6)

Country Link
BE (1) BE665312A (en)
CH (1) CH435237A (en)
DE (1) DE1276021B (en)
FR (1) FR1436510A (en)
GB (1) GB1119061A (en)
NL (1) NL6507494A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110981718B (en) * 2019-12-04 2022-08-05 万华化学集团股份有限公司 Method for preparing 3-hydroxypropionic acid by continuous hydration of acrylic acid

Also Published As

Publication number Publication date
GB1119061A (en) 1968-07-03
DE1276021B (en) 1968-08-29
NL6507494A (en) 1965-12-13
BE665312A (en) 1965-10-01
FR1436510A (en) 1966-04-22

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