Structure of (Z,E)-1,4-difluorobutadiene

Structure of (Z,E)-1,4-difluorobutadiene

The third stereoisomer of 1,4-difluorobutadiene. While the (Z,Z) and (E,E) isomers both are inversion-symmetric with regard to the center of the molecule, the (Z,E) isomer is not.

Figure. The MP2(full)/6-31G* optimized structure of (Z,E)-1,4-difluorobutadiene.