ES8602745A1 - Procedure for the preparation of acids 3- (2-amino-tiofenoxi) -tiofen-2-carboxilicos (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of acids 3- (2-amino-tiofenoxi) -tiofen-2-carboxilicos (Machine-translation by Google Translate, not legally binding)
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Consejo Superior de Investigaciones Cientificas CSIC
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Consejo Superior de Investigaciones Cientificas CSIC
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Priority to ES541887ApriorityCriticalpatent/ES541887A0/en
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Publication of ES541887A0publicationCriticalpatent/ES541887A0/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedure for the preparation of acids 3- (2-amino tiofenoxi) -tiofen-2-carboxilicos. Consists to heat up to 210-230 the composite formula (II) in which and is a halogen atom, and with an ortoaminofenol using copper as a catalyst to give place to the compounds of formula (I) in which x represents an atomo of hydrogen, an atom of halogen or a group trifluormetilo. Intermediary compounds in the synthesis of other agents with different pharmacological activities. (Machine-translation by Google Translate, not legally binding)
ES541887A1985-04-021985-04-02
PROCEDURE FOR THE PREPARATION OF ACIDS 3- (2-AMINO-TIO- FENOXI) -TIOFEN-2-CARBOXILICOS
GrantedES541887A0
(en)
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