ES243321A1 - Procedure for preparing compounds of benzotiadiazine 1,1-dioxide (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for preparing compounds of benzotiadiazine 1,1-dioxide (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.)
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Merck and Co Inc
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Merck and Co Inc
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Application filed by Merck and Co IncfiledCriticalMerck and Co Inc
Priority to ES0243321ApriorityCriticalpatent/ES243321A1/en
Publication of ES243321A1publicationCriticalpatent/ES243321A1/en
Process for preparing benzothiadiazine 1,1-dioxide compounds, with one of the general tentomeric structures represented by formulas 6 and 7 of the formulas sheets, wherein r raised to 1 is selected from the group consisting of hydrogen and a light alkyl radical ; which is to react a nitroanilin-disulfonyl chloride of the general formula of constitution designated as formula 8, where r raised to 1 has the same significance as before, with ammonia in an amount greater than that necessary to form the corresponding nitroanilin-disulfamide, which is then subjected to a common reaction of the compound chosen from the class consisting of formic acid and derivatives thereof and mixtures of these compounds, in an amount greater than one molar equivalent. (Machine-translation by Google Translate, not legally binding)
ES0243321A1958-07-151958-07-15Procedure for preparing compounds of benzotiadiazine 1,1-dioxide (Machine-translation by Google Translate, not legally binding)
ExpiredES243321A1
(en)
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