2-Butenoic acid,2-methyl-,1-[(8S)-8,9-dihydro-2-oxo-2H-furo[2,3-h]-1-benzopyran-8-yl]-1-methylethylester, (2Z)-  cas no:5058-13-9
         
           
           Synonyms:  2-Butenoicacid, 2-methyl-, 1-(8,9-dihydro-2-oxo-2H-furo[2,3-h]-1-benzopyran-8-yl)-1-methylethylester, [S-(Z)]-;Columbianadin (7CI);Crotonic acid, 2-methyl-, ester with8,9-dihydro-8-(1-hydroxy-1-methylethyl)-2H-furo[2,3-h]-1-benzopyran-2-one,(Z)-(S)- (8CI);2H-Furo[2,3-h]-1-benzopyran-2-one, 8,9-dihydro-8-(1-hydroxy-1-methylethyl)-,2-methylcrotonate, (Z)-(S)- (8CI);Columbianedin;Columbianetin angelate;Columbianetin angelic ester;Zosimin;
           
           
           
            
      
         
          
          Name2-Butenoic acid,2-methyl-,1-[(8S)-8,9-dihydro-2-oxo-2H-furo[2,3-h]-1-benzopyran-8-yl]-1-methylethylester, (2Z)- 
            CAS5058-13-9 
            Synonyms2-Butenoicacid, 2-methyl-, 1-(8,9-dihydro-2-oxo-2H-furo[2,3-h]-1-benzopyran-8-yl)-1-methylethylester, [S-(Z)]-;Columbianadin (7CI);Crotonic acid, 2-methyl-, ester with8,9-dihydro-8-(1-hydroxy-1-methylethyl)-2H-furo[2,3-h]-1-benzopyran-2-one,(Z)-(S)- (8CI);2H-Furo[2,3-h]-1-benzopyran-2-one, 8,9-dihydro-8-(1-hydroxy-1-methylethyl)-,2-methylcrotonate, (Z)-(S)- (8CI);Columbianedin;Columbianetin angelate;Columbianetin angelic ester;Zosimin;
            
            Molecular FormulaC19H20O5
            
            Molecular Weight328.3591 
            
            
         
          
            
            
            
            refractive index1.569