ES387819A1 - Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding)

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Publication number
ES387819A1
ES387819A1 ES387819A ES387819A ES387819A1 ES 387819 A1 ES387819 A1 ES 387819A1 ES 387819 A ES387819 A ES 387819A ES 387819 A ES387819 A ES 387819A ES 387819 A1 ES387819 A1 ES 387819A1
Authority
ES
Spain
Prior art keywords
formula
translation
procedure
obtaining
machine
Prior art date
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.)
Expired
Application number
ES387819A
Other languages
Spanish (es)
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.)
Sandoz AG
Original Assignee
Sandoz AG
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
Priority claimed from CH1040369A external-priority patent/CH511886A/en
Application filed by Sandoz AG filed Critical Sandoz AG
Publication of ES387819A1 publication Critical patent/ES387819A1/en
Expired legal-status Critical Current

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Abstract

Procedure for obtaining furanone derivatives, of formula Ib, **(See formula)** wherein R1 is selected from hydrogen and lower alkyl, and RII2 is selected from hydrogen, fluorine, chlorine, bromine, lower alkyl, lower alkoxy, lower alkylthio, amino and trifluoromethyl, characterized in that a compound of formula II is reacted, **(See formula)** wherein RII2 has the meaning indicated above, with a compound of formula V, **(See formula)** wherein R1 has the above meaning, in an inert solvent and in the presence of a basic condensation agent, and the resulting reaction product is hydrolyzed. (Machine-translation by Google Translate, not legally binding)
ES387819A 1969-07-08 1971-01-30 Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding) Expired ES387819A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1040369A CH511886A (en) 1969-07-08 1969-07-08 Process for the production of new furanone derivatives
CH1040269A CH511885A (en) 1969-07-08 1969-07-08 Process for the production of new furanone derivatives
CH1184369 1969-08-05

Publications (1)

Publication Number Publication Date
ES387819A1 true ES387819A1 (en) 1974-01-16

Family

ID=27176423

Family Applications (3)

Application Number Title Priority Date Filing Date
ES381469A Expired ES381469A1 (en) 1969-07-08 1970-07-06 Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding)
ES387820A Expired ES387820A1 (en) 1969-07-08 1971-01-30 Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding)
ES387819A Expired ES387819A1 (en) 1969-07-08 1971-01-30 Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding)

Family Applications Before (2)

Application Number Title Priority Date Filing Date
ES381469A Expired ES381469A1 (en) 1969-07-08 1970-07-06 Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding)
ES387820A Expired ES387820A1 (en) 1969-07-08 1971-01-30 Procedure for the obtaining of derivatives of furanona. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (3) ES381469A1 (en)

Also Published As

Publication number Publication date
ES381469A1 (en) 1974-06-01
ES387820A1 (en) 1974-01-16

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