BE756257A - Procede de preparation de composes dicarbonyles ou de leurs derives - Google Patents

Procede de preparation de composes dicarbonyles ou de leurs derives

Info

Publication number
BE756257A
BE756257A BE756257DA BE756257A BE 756257 A BE756257 A BE 756257A BE 756257D A BE756257D A BE 756257DA BE 756257 A BE756257 A BE 756257A
Authority
BE
Belgium
Prior art keywords
derivatives
dicarbonyl compounds
preparing
preparing dicarbonyl
compounds
Prior art date
Application number
Other languages
English (en)
Original Assignee
Ciba Geigy
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
Priority claimed from CH1411769A external-priority patent/CH555791A/de
Priority claimed from CH1924469A external-priority patent/CH565201A5/de
Application filed by Ciba Geigy filed Critical Ciba Geigy
Publication of BE756257A publication Critical patent/BE756257A/fr

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
    • C07C49/80—Ketones containing a keto group bound to a six-membered aromatic ring containing halogen
    • C07C49/807—Ketones containing a keto group bound to a six-membered aromatic ring containing halogen all halogen atoms bound to the ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C327/00—Thiocarboxylic acids
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/04—Saturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/12—Ketones containing more than one keto group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/04—Saturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/185—Saturated compounds containing keto groups bound to acyclic carbon atoms containing —CHO groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Steroid Compounds (AREA)
BE756257D 1969-09-18 1970-09-17 Procede de preparation de composes dicarbonyles ou de leurs derives BE756257A (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CH1411769A CH555791A (de) 1969-09-18 1969-09-18 Verfahren zur entschwefelung organischer verbindungen.
CH1495769 1969-10-03
CH1634569 1969-11-03
CH1924469A CH565201A5 (en) 1969-09-18 1969-12-24 Dicarbonyl compds and 21-alkanoyl-pregna- - 4-ene-3, 20-diones prepn
CH328670 1970-03-06

Publications (1)

Publication Number Publication Date
BE756257A true BE756257A (fr) 1971-03-17

Family

ID=27509125

Family Applications (1)

Application Number Title Priority Date Filing Date
BE756257D BE756257A (fr) 1969-09-18 1970-09-17 Procede de preparation de composes dicarbonyles ou de leurs derives

Country Status (6)

Country Link
BE (1) BE756257A (fr)
CA (1) CA928703A (fr)
DE (1) DE2044831A1 (fr)
FR (1) FR2070077A1 (fr)
GB (1) GB1328979A (fr)
NL (1) NL7013783A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2231374B1 (fr) 1973-05-30 1976-10-22 Jouveinal Sa
US4177268A (en) * 1973-05-30 1979-12-04 Jouveinal S.A. Method of alleviating inflammation by administration of dexamethasone derivatives
FR2510582B1 (fr) * 1981-07-30 1986-05-30 Sipsy Steroides esterifies en la position 17 et thio-esterifies en la position 21, leur procede de preparation et leur application comme medicament
FR2529894B2 (fr) * 1981-07-30 1986-07-25 Jouveinal Steroides esterifies en la position 17 et thio-esterifies en la position 21 et leur application comme medicament

Also Published As

Publication number Publication date
GB1328979A (en) 1973-09-05
NL7013783A (fr) 1971-03-22
DE2044831A1 (fr) 1971-03-25
FR2070077A1 (fr) 1971-09-10
CA928703A (en) 1973-06-19

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