FR2427322B1 - - Google Patents

Info

Publication number
FR2427322B1
FR2427322B1 FR7915392A FR7915392A FR2427322B1 FR 2427322 B1 FR2427322 B1 FR 2427322B1 FR 7915392 A FR7915392 A FR 7915392A FR 7915392 A FR7915392 A FR 7915392A FR 2427322 B1 FR2427322 B1 FR 2427322B1
Authority
FR
France
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
FR7915392A
Other versions
FR2427322A1 (fr
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.)
Sanofi Aventis France
Original Assignee
Francaise Hoechst Ste
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 Francaise Hoechst Ste filed Critical Francaise Hoechst Ste
Priority to FR7915392A priority Critical patent/FR2427322A1/fr
Publication of FR2427322A1 publication Critical patent/FR2427322A1/fr
Priority to US06/284,835 priority patent/US4408070A/en
Application granted granted Critical
Publication of FR2427322B1 publication Critical patent/FR2427322B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/42—Unsaturated compounds containing hydroxy or O-metal groups
    • C07C59/52—Unsaturated compounds containing hydroxy or O-metal groups a hydroxy or O-metal group being bound to a carbon atom of a six-membered aromatic ring
    • 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
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
    • C07C45/39—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a secondary hydroxyl group
    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7915392A 1979-06-15 1979-06-15 Parahydroxymandelate de sodium racemique cristallise, son procede de preparation et son application a la preparation du paraformylphenolate de sodium cristallise Granted FR2427322A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7915392A FR2427322A1 (fr) 1979-06-15 1979-06-15 Parahydroxymandelate de sodium racemique cristallise, son procede de preparation et son application a la preparation du paraformylphenolate de sodium cristallise
US06/284,835 US4408070A (en) 1979-06-15 1981-07-20 Pure crystalline racemic sodium parahydroxymandelate, process for its preparation and uses thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7915392A FR2427322A1 (fr) 1979-06-15 1979-06-15 Parahydroxymandelate de sodium racemique cristallise, son procede de preparation et son application a la preparation du paraformylphenolate de sodium cristallise

Publications (2)

Publication Number Publication Date
FR2427322A1 FR2427322A1 (fr) 1979-12-28
FR2427322B1 true FR2427322B1 (fr) 1983-12-16

Family

ID=9226680

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7915392A Granted FR2427322A1 (fr) 1979-06-15 1979-06-15 Parahydroxymandelate de sodium racemique cristallise, son procede de preparation et son application a la preparation du paraformylphenolate de sodium cristallise

Country Status (2)

Country Link
US (1) US4408070A (fr)
FR (1) FR2427322A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462415A1 (fr) * 1979-07-25 1981-02-13 Hoechst France Procede de preparation d'acides hydroxyarylglycoliques racemiques et produits nouveaux en resultant
JPS56500964A (fr) * 1979-08-09 1981-07-16
FR2638740B1 (fr) * 1988-11-08 1991-07-12 Hoechst France Nouveau procede de fabrication industrielle du parahydroxymandelate de sodium
FR2705669B1 (fr) * 1993-05-28 1995-08-25 Hoechst France Procédé de préparation d'acides hydroxyphénylacétiques.
FR2760745B1 (fr) * 1997-03-11 1999-05-28 Hoechst France Procede industriel de preparation en continu de l'orthohydroxymandelate de sodium

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR751687A (fr) * 1932-03-21 1933-09-07 J D Riedel E De Haen Ag Procédé pour la préparation d'éthers m-alcoyliques de l'aldéhyde protocatéchique
US2062205A (en) * 1932-03-21 1936-11-24 Boedecker Friedrich Process of producing the m-alkylethers of protocatechuic aldehyde
US4163759A (en) * 1971-03-31 1979-08-07 Haarmann & Reimer Gesellschaft Mit Beschrankter Haftung Process for preparing aromatic hydroxyaldehydes
DE2115551C3 (de) * 1971-03-31 1980-01-10 Haarmann & Reimer Gmbh, 3450 Holzminden Verfahren zur Herstellung von aromatischen Hydroxyaldehyden
JPS51128934A (en) * 1975-04-30 1976-11-10 Ube Ind Ltd Process for preparing p-hydroxybenzaldehydes
US4165341A (en) * 1977-02-04 1979-08-21 Ube Industries, Ltd. Process for preparing protocatechualdehyde and its derivatives
GB1576334A (en) * 1977-05-26 1980-10-08 Ici Ltd N-alkyl and n,n-dialkyl derivatives thereof process for the manufacture of p-hydroxyphenylglycine and
SE441524B (sv) * 1978-05-19 1985-10-14 Ici Ltd Fast natrium- eller kalium-p-hydroximandelat-monohydrat och sett for dess framstellning
BE867287A (fr) * 1978-05-19 1978-11-20 Ici Ltd Sel de metal alcalin de l'acide p-hydroxy-mandelique
FR2456722A1 (fr) * 1979-05-14 1980-12-12 Hoechst France Parformylphenolate de sodium cristallise, son procede de preparation et son application

Also Published As

Publication number Publication date
US4408070A (en) 1983-10-04
FR2427322A1 (fr) 1979-12-28

Similar Documents

Publication Publication Date Title
DE3005448C2 (fr)
BR8002583A (fr)
BR8006808A (fr)
FR2442992B2 (fr)
FR2427322B1 (fr)
DE2948360C2 (fr)
FR2448859B1 (fr)
FR2445833B1 (fr)
DE2905945C3 (fr)
FR2456722B1 (fr)
FR2448685B1 (fr)
AT364253B (fr)
AU77763S (fr)
AU80228S (fr)
AU78386S (fr)
AU79559S (fr)
AU79918S (fr)
AU78391S (fr)
AU79557S (fr)
AU78271S (fr)
AU77669S (fr)
AU78390S (fr)
BR5901094U (fr)
DE7903000U1 (fr)
AU79558S (fr)

Legal Events

Date Code Title Description
ST Notification of lapse