Collect. Czech. Chem. Commun. 1986, 51, 899-902

Photosensitized [2 + 2]-cycloaddition of 3-acetyl-2[3H]-oxazolone to maleic anhydride, dimethylmaleic anhydride, and 1,6-anhydro-4-O-benzyl-2,3-dideoxy-β-D-erythro-2-hexenopyranose

Stanislav Sekretára, Jan Kopeckýb and Miloslav Černýc

a Department of Organic Chemistry, Faculty of Chemical Technology, Slovak Technical Institute, 812 37 Bratislava
b Institute of Hygiene and Epidemiology, 100 42 Prague 10
c Faculty of Natural Sciences, Charles University, 128 40 Prague 2


Acetone-sensitized [2 + 2] photocycloaddition of 2[3H]-oxazolones (I-II) to maleic anhydride and dimethylmaleic anhydride has been used to prepare the corresponding cyclobutane derivatives (III-IV) and (VIII).