BE477693A - - Google Patents

Info

Publication number
BE477693A
BE477693A BE477693DA BE477693A BE 477693 A BE477693 A BE 477693A BE 477693D A BE477693D A BE 477693DA BE 477693 A BE477693 A BE 477693A
Authority
BE
Belgium
Prior art keywords
yne
oxy
methyl
hydrogen
trimethyl
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE477693A publication Critical patent/BE477693A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C403/00Derivatives 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
    • C07C403/06Derivatives 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 singly-bound oxygen atoms
    • C07C403/10Derivatives 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 singly-bound oxygen atoms by etherified hydroxy groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00Systems containing only non-condensed rings
    • C07C2601/12Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/16Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE477693D BE477693A (ko)

Publications (1)

Publication Number Publication Date
BE477693A true BE477693A (ko)

Family

ID=125690

Family Applications (1)

Application Number Title Priority Date Filing Date
BE477693D BE477693A (ko)

Country Status (1)

Country Link
BE (1) BE477693A (ko)

Similar Documents

Publication Publication Date Title
CH638198A5 (fr) Procede de preparation de tetrahydrobenzoxocines et de cishexahydrobenzopyranones.
CH395065A (fr) Procédé pour préparer des dérivés des acides polyènes-carboxyliques
EP0729936B1 (fr) Procédé de synthèse d'acides acryliques alpha-substitués et N-(mercaptoacyl) amino acides
CA2736600C (fr) Procede de preparation de nebivolol
CH631151A5 (fr) Procede de preparation d'hemiacetal-esters de l'acide glyoxylique.
BE477693A (ko)
CH316155A (fr) Procédé de préparation d'un 5-prégnène-17a,21-diol-3,11,20-trione-3,20-dialcoylène-cétal
CH476658A (fr) Procédé pour la préparation d'une dihydroxy-dicétone
FR2475035A1 (fr) 2,6,6-trimethyl-cyclohex-3-ene-1-one,application a la fabrication de beta-damascenone
EP0059659B1 (fr) Nouveaux dérivés de l'acide 4-méthyl 3-formyl pentanoique, leur procédé de préparation et leur application à la préparation de dérivés cycliques
EP0177742B1 (fr) Composés azotés, leur préparation et leur utilisation à titre de produits de dèpart pour la préparation de cétones décaliniques
EP0685473A2 (fr) Composés benzohétérocycliques, en tant qu'antioxydants
EP0466583B1 (fr) Procédé de préparation de la diméthyl-2,5 hydroxy-4 (2H)furanone-3
EP0124407B1 (fr) Procédé de préparation d'acides alkanoiques
CH677661A5 (en) New 14-methyl-(10.3.-0)-penta-decenol
CH406190A (fr) Procédé de préparation de l'acide hydroxy-10 décène-2 oïque trans
CH285943A (fr) Procédé de synthèse de la vitamine A.
BE549645A (ko)
EP0579991A2 (fr) Procédé pour la préparation d'une cétone bicyclique décalinique
BE471120A (ko)
BE541821A (ko)
CH603542A5 (en) Gamma, delta-unsatd. carboxylic acid esters prodn.
BE513954A (ko)
BE571906A (ko)
BE581304A (ko)