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.)
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
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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Filing date
Publication date
Priority claimed from CH458765Aexternal-prioritypatent/CH457498A/en
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES325021A1publicationCriticalpatent/ES325021A1/en
Procedure for the synthesis of new diepoxide compounds, of the formula ** (See formula) ** in which R1, R2, R3, R4, R5, R6, R7, R8, R1 ', R2', R3 ', R4', R5 ', R6', R7 'and R8' represent monovalent substituents such as halogen atoms, alkoxy groups or aliphatic hydrocarbon radicals, and preferably lower alkyl radicals with 1 to 4 carbon atoms or hydrogen atoms, R 1 and R 5, or R 1 'and R 5', together, can also mean an alkylene radical, such as a methylene group, X1, X1 ', X2 and X2' each represent hydrogen atoms or methyl groups and G means the radical obtained from glycerin by the release of two hydroxyl groups, characterized by epoxidation, in a compound of the formula ** (See formula) ** in which radicals R1 to R8, R1 'to R8', X1, X1 ', X2, X2' and G have the same meaning as stated above, the double bonds of C = C in the cyclohexone rings, by treatment with epoxidizing agents. (Machine-translation by Google Translate, not legally binding)
ES0325021A1965-04-021966-04-01Procedure for the synthesis of new diepoxid compounds. (Machine-translation by Google Translate, not legally binding)
ExpiredES325021A1
(en)
Procedure for the preparation of N-substituted piperidine derivatives and their use as stabilizers. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of additives of polyglicidyl and dialcoxifosphonomethyl compounds derived from cyclic ureides. (Machine-translation by Google Translate, not legally binding)
Procedure for preparation of new methyl-2-dialcohyl-aminomethyl-4- (trimetoxy-3 ', 4', 5'-phenyl) -2-dioxilanes. (Machine-translation by Google Translate, not legally binding)