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Cilag Chemie Ltd
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Cilag Chemie Ltd
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Application filed by Cilag Chemie LtdfiledCriticalCilag Chemie Ltd
Publication of ES258258A2publicationCriticalpatent/ES258258A2/en
Improvements introduced in the object of the main patent no. 243,628 on procedure for obtaining new pyrrolidinic diones of the general formula *** 1 in which ar represents phenyl radicals optionally containing hydroxy groups or lower alkoxy groups, r an alkylene radical of low molecular weight and am a secondary or tertiary amino group, characterized by a combination of formula *** 2 wherein r "represents a lower alkyl moiety, is treated with alkaline effect media capable of forming a ring closure . (Machine-translation by Google Translate, not legally binding)
ES0258258A1959-07-101960-05-20Procedure for obtaining new pyrrolidine dionas (Machine-translation by Google Translate, not legally binding)
ExpiredES258258A2
(en)
Procedure for the aminoalcohilation of aromatic or aromatic-heterocyclic secondary amino (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of 3 ', 4', 5 ', - trimetoxi-3- amino-acrilo-fenonas. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of new 1,2) diaril-3,5-dioxopirazolidinas replaced in position 4 (Machine-translation by Google Translate, not legally binding)