CH560277B5CH1626371ACH1626371ACH560277B5CH 560277 B5CH560277 B5CH 560277B5CH 1626371 ACH1626371 ACH 1626371ACH 1626371 ACH1626371 ACH 1626371ACH 560277 B5CH560277 B5CH 560277B5
Authority
CH
Switzerland
Application number
CH1626371A
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
Application filedfiledCritical
Priority to CH1626371ApriorityCriticalpatent/CH560277B5/xx
Priority to CH1626371Dprioritypatent/CH1626371A4/xx
Priority to ES397728Aprioritypatent/ES397728A1/es
Publication of CH560277B5publicationCriticalpatent/CH560277B5/xx
C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
C07D307/84—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
C07D307/85—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2