FR835834A - Procédé de préparation de produits de condensation du formaldéhyde - Google Patents

Procédé de préparation de produits de condensation du formaldéhyde

Info

Publication number
FR835834A
FR835834A FR835834DA FR835834A FR 835834 A FR835834 A FR 835834A FR 835834D A FR835834D A FR 835834DA FR 835834 A FR835834 A FR 835834A
Authority
FR
France
Prior art keywords
preparation
condensation products
formaldehyde condensation
formaldehyde
products
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
Application number
Other languages
English (en)
Inventor
Deutsche Gold-Und Sil Roessler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Application granted granted Critical
Publication of FR835834A publication Critical patent/FR835834A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/36—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
    • C07C29/38—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/75—Reactions with formaldehyde

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
FR835834D 1937-04-01 1938-03-28 Procédé de préparation de produits de condensation du formaldéhyde Expired FR835834A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE835834X 1937-04-01

Publications (1)

Publication Number Publication Date
FR835834A true FR835834A (fr) 1939-01-04

Family

ID=1554039

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835834D Expired FR835834A (fr) 1937-04-01 1938-03-28 Procédé de préparation de produits de condensation du formaldéhyde

Country Status (4)

Country Link
BE (1) BE427306A (fr)
CH (2) CH211656A (fr)
FR (1) FR835834A (fr)
GB (1) GB513772A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2821543A (en) * 1955-01-10 1958-01-28 Celanese Corp Production of unsaturated aliphatic esters

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2478989A (en) * 1946-06-26 1949-08-16 Du Pont Chemical process for the production of acrolein
US2549457A (en) * 1948-08-04 1951-04-17 Du Pont Preparation of alphamethylacrolein
US2605287A (en) * 1950-08-24 1952-07-29 Cities Service Oil Co Hydrolysis of methylal
US3541142A (en) * 1966-09-02 1970-11-17 Merck & Co Inc (4-(2-hydroxymethylalkanoyl)phenoxy) acetic acids
FR2997397B1 (fr) 2012-10-29 2014-11-07 Arkema France Procede de synthese directe d'aldehydes insatures a partir de melanges d'alcools
FR3019545B1 (fr) 2014-04-04 2016-03-11 Arkema France Procede de synthese directe de (meth)acroleine a partir d'ethers et/ou acetals
US9828322B2 (en) * 2016-01-28 2017-11-28 Eastman Chemical Company Efficient synthesis of methacroelin and other alpha, beta-unsaturated aldehydes over a regenerable anatase titania catalyst
US9834501B2 (en) * 2016-01-28 2017-12-05 Eastman Chemical Company Efficient synthesis of methacroelin and other alpha, beta—unsaturated aldehydes from methanol and an aldehyde

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2821543A (en) * 1955-01-10 1958-01-28 Celanese Corp Production of unsaturated aliphatic esters

Also Published As

Publication number Publication date
CH211656A (de) 1940-10-15
GB513772A (en) 1939-10-20
CH212194A (de) 1940-11-15
BE427306A (fr) 1938-04-30

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