FR1134798A - Procédé pour la préparation de pseudo-irones - Google Patents

Procédé pour la préparation de pseudo-irones

Info

Publication number
FR1134798A
FR1134798A FR1134798DA FR1134798A FR 1134798 A FR1134798 A FR 1134798A FR 1134798D A FR1134798D A FR 1134798DA FR 1134798 A FR1134798 A FR 1134798A
Authority
FR
France
Prior art keywords
irones
pseudo
preparation
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)
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.)
Givaudan SA
Original Assignee
L Givaudan and Co SA
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 L Givaudan and Co SA filed Critical L Givaudan and Co SA
Application granted granted Critical
Publication of FR1134798A publication Critical patent/FR1134798A/fr
Expired 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
    • C07C49/20—Unsaturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/203—Unsaturated compounds containing keto groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
    • C07C403/14—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by doubly-bound oxygen atoms
    • C07C403/16—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by doubly-bound oxygen atoms not being part of —CHO groups
    • 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
    • C07C45/673—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 change of size of the carbon skeleton
    • C07C45/676—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 change of size of the carbon skeleton by elimination of carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR1134798D 1954-07-22 1955-06-30 Procédé pour la préparation de pseudo-irones Expired FR1134798A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1134798X 1954-07-22

Publications (1)

Publication Number Publication Date
FR1134798A true FR1134798A (fr) 1957-04-17

Family

ID=19869999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1134798D Expired FR1134798A (fr) 1954-07-22 1955-06-30 Procédé pour la préparation de pseudo-irones

Country Status (1)

Country Link
FR (1) FR1134798A (fr)

Similar Documents

Publication Publication Date Title
CH339206A (fr) Procédé de préparation de phénothiazines
FR1211341A (fr) Procédé pour la préparation de 2-amino-imidazolines
FR1231641A (fr) Procédé pour la préparation de 2-hydroxy-benzoquinoléizines
FR1171947A (fr) Procédé de préparation de diaryl- ou d'arylthiényl-alcoylamines
CH336078A (fr) Procédé de préparation de méthacrylamidoacylguanamines
FR1135482A (fr) Procédé pour la préparation de nouvelles cétones non saturées
FR1171912A (fr) Procédé pour la préparation de la 3-acétyl-4-hydroxycoumarine
CH374986A (fr) Procédé pour la préparation de bis-cétènes
FR1109586A (fr) Procédé pour la préparation de nu, nu-dibenzylaminoacides
FR1159180A (fr) Procédé de préparation de benzamides substituées
FR1129498A (fr) Procédé pour la préparation de la demi-cellulose blanchie
FR1123630A (fr) Procédé de préparation de benzènesulfonylguanidines
FR1134798A (fr) Procédé pour la préparation de pseudo-irones
FR1131473A (fr) Procédé pour la préparation de ditolylméthane
FR1118332A (fr) Procédé pour la préparation de la pentaérythrite trichlorhydrine
FR1179925A (fr) Procédé pour la préparation de 6, 10-diméthyl-undécanone-
FR1148219A (fr) Procédé pour la préparation de la 4-stilbènaldéhyde
FR1130278A (fr) Procédé de préparation d'aminoacylanilides
FR1122495A (fr) Procédé pour la préparation de la téréphtaldialdéhyde
FR1216222A (fr) Procédé pour la préparation de la cis-testostérone
FR1111933A (fr) Procédé pour la préparation de la phénylacétaldéhyde
FR1132536A (fr) Procédé pour la préparation de sulfonamides
FR1161364A (fr) Procédé de préparation de nor-stéroïdes
FR1119351A (fr) Procédé pour la préparation de 6, 10-diméthyl-undécanone-(2)
FR1167886A (fr) Procédé pour la préparation de nickel-carbonyle