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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Fordonal SA
Original Assignee
Fordonal SA
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Filing date
Publication date
Application filed by Fordonal SAfiledCriticalFordonal SA
Priority to ES539631ApriorityCriticalpatent/ES539631A0/en
Publication of ES8504162A1publicationCriticalpatent/ES8504162A1/en
Publication of ES539631A0publicationCriticalpatent/ES539631A0/en
Furan derivs. of formula (I) are prepd. by (a) reacting a methane sulphonate of formula (II) with an amine R1R2NH (III) (in which R1, R2 and R3 are 1-3C alkyl), in a solvent, e.g. acetone or THF at 15-80 deg.C in presence of an inorganic base such as Na or K (bi)carbonate and in a nitrogen atmos.; (b) removing the solvent; and (c) pptg. in water to isolate the prod. (I) and its salts.
ES539631A1984-12-291984-12-29
PREPARATION PROCEDURE FOR FURANO DERIVATIVES
GrantedES539631A0
(en)