FR2362813A1 - Procede de preparation de desoxy-a-acides - Google Patents

Procede de preparation de desoxy-a-acides

Info

Publication number
FR2362813A1
FR2362813A1 FR7726165A FR7726165A FR2362813A1 FR 2362813 A1 FR2362813 A1 FR 2362813A1 FR 7726165 A FR7726165 A FR 7726165A FR 7726165 A FR7726165 A FR 7726165A FR 2362813 A1 FR2362813 A1 FR 2362813A1
Authority
FR
France
Prior art keywords
preparation
acids
desoxy
formula
phloroglucinols
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.)
Granted
Application number
FR7726165A
Other languages
English (en)
French (fr)
Other versions
FR2362813B1 (enExample
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of FR2362813A1 publication Critical patent/FR2362813A1/fr
Application granted granted Critical
Publication of FR2362813B1 publication Critical patent/FR2362813B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C07C49/82—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups
    • C07C49/825—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups all hydroxy groups bound to the 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
    • C07C45/45—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
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7726165A 1976-08-30 1977-08-29 Procede de preparation de desoxy-a-acides Granted FR2362813A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/718,710 US4101585A (en) 1976-08-30 1976-08-30 Process for the production of deoxy-alpha-acids

Publications (2)

Publication Number Publication Date
FR2362813A1 true FR2362813A1 (fr) 1978-03-24
FR2362813B1 FR2362813B1 (enExample) 1980-04-25

Family

ID=24887177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7726165A Granted FR2362813A1 (fr) 1976-08-30 1977-08-29 Procede de preparation de desoxy-a-acides

Country Status (3)

Country Link
US (1) US4101585A (enExample)
DE (1) DE2738588A1 (enExample)
FR (1) FR2362813A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190604A (en) * 1978-08-16 1980-02-26 Ciba-Geigy Corporation Process for producing desoxy-α-acids
EP0012512B1 (en) * 1978-12-05 1982-10-20 FISONS plc A process for the production of 2-alkyl- or 2-alkenyl-4,6-diacetyl resorcinols; 2-allyl-4,6-diacetyl resorcinol
US4503256A (en) * 1981-07-02 1985-03-05 Noristan Limited Phlorophenone derivatives, processes for preparing such compounds, uses and pharmaceutical compositions of phlorophenone compounds

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1227144A (enExample) * 1967-04-05 1971-04-07
US3526666A (en) * 1968-01-12 1970-09-01 Ferro Corp Synthesis of 2-hydroxy-4-alkoxybenzophenones
US3605760A (en) * 1969-09-11 1971-09-20 Liggett & Myers Inc Tobacco composition containing 3,5-disubstituted-2-hydroxyacetophenones
CH569679A5 (enExample) * 1972-07-20 1975-11-28 Givaudan & Cie Sa
US3984475A (en) * 1972-11-17 1976-10-05 Kuraray Co., Ltd. Process for the production of substituted ketones
US3983175A (en) * 1972-11-17 1976-09-28 Kuraray Co., Ltd. Process for the production of a substituted ketone

Also Published As

Publication number Publication date
US4101585A (en) 1978-07-18
DE2738588A1 (de) 1978-03-02
FR2362813B1 (enExample) 1980-04-25

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Legal Events

Date Code Title Description
ST Notification of lapse