ES294010A2 - A procedure for the preparation of pharmaceutical compounds (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for the preparation of pharmaceutical compounds (Machine-translation by Google Translate, not legally binding)
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Degussa GmbH, Deutsche Gold und Silber ScheideanstaltfiledCriticalDegussa GmbH
Publication of ES294010A2publicationCriticalpatent/ES294010A2/en
Improvements made to the object of the main patent, that is, a process for the preparation of pharmaceutical compounds of the general formula **(See formula)** in which Alk1 represents a straight or branched alcoholicidene group with 1 to 4 carbon atoms, Alk2 represents a straight or branched saturated lower alcoholic group with 2 carbon atoms at least as a chain, R2 and R3 are the same or different and represent hydrogen, halogen, a hydroxyl group or an alkoxy group, and R4 is hydrogen or a lower alcohol group, characterized in that water is separated from a compound of the general formula **(See formula)** in which Alk3 represents a straight or branched alcoholic group of 1 to 4 carbon atoms. (Machine-translation by Google Translate, not legally binding)
ES0294010A1962-11-301963-11-29A procedure for the preparation of pharmaceutical compounds (Machine-translation by Google Translate, not legally binding)
ExpiredES294010A2
(en)
Procedure for preparing a composition containing an organotiofosforoso composition stabilized as regards odor. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of effective compounds in the treatment of bronchospastic conditions. (Machine-translation by Google Translate, not legally binding)