ES462396A1 - Procedimiento para la sintesis de acidos alfa-(4'alquilfenil)alcanoicos. - Google Patents

Procedimiento para la sintesis de acidos alfa-(4'alquilfenil)alcanoicos.

Info

Publication number
ES462396A1
ES462396A1 ES77462396A ES462396A ES462396A1 ES 462396 A1 ES462396 A1 ES 462396A1 ES 77462396 A ES77462396 A ES 77462396A ES 462396 A ES462396 A ES 462396A ES 462396 A1 ES462396 A1 ES 462396A1
Authority
ES
Spain
Prior art keywords
alkylphenyl
alpha
prepn
benzaldehyde
alkyl
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
ES77462396A
Other languages
English (en)
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.)
Ricorvi S A
Mitsubishi Kasei Corp
Original Assignee
Ricorvi S A
Mitsubishi Kasei Corp
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 Ricorvi S A, Mitsubishi Kasei Corp filed Critical Ricorvi S A
Priority to ES77462396A priority Critical patent/ES462396A1/es
Priority to FR7738526A priority patent/FR2403325A1/fr
Publication of ES462396A1 publication Critical patent/ES462396A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/513—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an etherified 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
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/29—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with halogen-containing compounds which may be formed in situ

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)

Abstract

Procedimiento para la síntesis de ácidos alfa-(4'-alquilfenil(alcanoicos correspondientes a la fórmula general : ***(Ver fórmula I), donde R1 representa un alquilo inferior (C1-C5) y R representa hidrógeno o metilo, caracterizado porque se parte del correspondiente oxo-compuesto de fórmula general: ***(Ver fórmula IV), (donde R1 y R tienen el significado indicado) y se somete a las dos siguientes fases operatorias.
ES77462396A 1977-09-15 1977-09-15 Procedimiento para la sintesis de acidos alfa-(4'alquilfenil)alcanoicos. Expired ES462396A1 (es)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES77462396A ES462396A1 (es) 1977-09-15 1977-09-15 Procedimiento para la sintesis de acidos alfa-(4'alquilfenil)alcanoicos.
FR7738526A FR2403325A1 (fr) 1977-09-15 1977-12-12 Procede pour l'obtention d'acides a-(4'-alkyl-phenyl) alcanoiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES77462396A ES462396A1 (es) 1977-09-15 1977-09-15 Procedimiento para la sintesis de acidos alfa-(4'alquilfenil)alcanoicos.

Publications (1)

Publication Number Publication Date
ES462396A1 true ES462396A1 (es) 1978-05-16

Family

ID=8474533

Family Applications (1)

Application Number Title Priority Date Filing Date
ES77462396A Expired ES462396A1 (es) 1977-09-15 1977-09-15 Procedimiento para la sintesis de acidos alfa-(4'alquilfenil)alcanoicos.

Country Status (2)

Country Link
ES (1) ES462396A1 (es)
FR (1) FR2403325A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4968718A (en) * 1988-01-25 1990-11-06 University Of Iowa Research Foundation Topically effective, nonsteroidal drug for use in external and internal eye inflammations
US5179124A (en) * 1988-01-25 1993-01-12 University Of Iowa Research Foundation Anti-inflammatory for use in external and internal eye inflammations

Also Published As

Publication number Publication date
FR2403325A1 (fr) 1979-04-13

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