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.)
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Cilag AG
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Cilag AG
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Publication date
Publication of ES239669A1publicationCriticalpatent/ES239669A1/en
Application filed by Cilag AGfiledCriticalCilag AG
Priority to ES0239669ApriorityCriticalpatent/ES239669A1/en
Agricultural Chemicals And Associated Chemicals
(AREA)
Abstract
Procedure for obtaining new bis-sulfonylureas, characterized in that in the general formula ** (See formula) ** wherein R1 represents an aliphatic radical optionally interrupted by O, S or -SS-, or a cycloalkylenic radical, and R2 an aliphatic radical or the 2 hydrogen atoms attached to nitrogen (2) and (2 ') a combination of the formula ** (See formula) ** it is reacted with two molds of a combination of the formula ** (See formula) ** representing X and Y in the two reactable radical formulas capable of forming the urea bridge, and having R1 and R2 meaning already defined. (Machine-translation by Google Translate, not legally binding)
ES0239669A1958-01-201958-01-20Procedure for the obtaining of new bis-sulfonilºreas (Machine-translation by Google Translate, not legally binding)
ExpiredES239669A1
(en)