ES255227A1 - Procedure for obtaining a derivative of 1,1-dioxide from 3,4-dihydro-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for obtaining a derivative of 1,1-dioxide from 3,4-dihydro-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)
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Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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Publication date
Application filed by Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Publication of ES255227A1publicationCriticalpatent/ES255227A1/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members
(AREA)
Abstract
Process for the preparation of 3-dichloromethyl-6-trifluoromethyl-7-sulfamyl-3,4-dihydro-1,2,4-benzothiadiazine 1,1-dioxide of the formula ** (See formula) ** and its salts, characterized, by that in the 3,4-dihydro-1,2,4-benzothiadiazine 1,1-dioxide of the formula ** (See formula) ** the double bond C = N or a 2,4-disulfamilo-aniline of the formula is reduced ** (See formula) ** is reacted with an aldehyde of the formula Cl2CH-CHO or a nitrobenzole of the formula ** (See formula) ** it is reacted with an aldehyde of the formula Cl2CH-CHO and reduced and, if desired, the salts obtained are transformed into the free compound or the free compounds obtained in their salts. (Machine-translation by Google Translate, not legally binding)
ES0255227A1959-03-271960-01-23Procedure for obtaining a derivative of 1,1-dioxide from 3,4-dihydro-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)
ExpiredES255227A1
(en)
Procedure for obtaining a derivative of 1,1-dioxide from 3,4-dihydro-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)
Procedure for obtaining a derivative of 1,1-dioxide from 3,4-dihydro-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)
Procedure for obtaining a derivative of 1,1-dioxide from 3,4-hydride-1,2,4-benzotiadiacin (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of a salt of 4: 4 '- bipiridilio n: n'-disubstituida. (Machine-translation by Google Translate, not legally binding)
Procedure for manufacturing and obtaining compounds and derivatives of benzotidyacine-1,1-dioxides (chlorotidates) (Machine-translation by Google Translate, not legally binding)