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Publication of BE618945ApublicationCriticalpatent/BE618945A/en
C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
C07D307/40—Radicals substituted by oxygen atoms
C07D307/46—Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C67/00—Preparation of carboxylic acid esters
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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BE618945A1961-06-141962-06-14
Process for the preparation of unsaturated aldehyde diacylates and products obtained
BE618945A
(en)
Process for the preparation of Delta <4> -pregnene-6,20beta-diol-3-one or allopregnane-20beta-o1-3,6-dione and esters of these compounds and products obtained