Fluorine-containing compound having highly fluorinated norbornane structure, fluorine-containing polymer, and their production methods

Disclosed are a novel polymerizable fluorine-containing compound having a highly fluorinated norbornane structure and a polymer obtained from such a compound. Also disclosed are their production methods and a novel intermediate useful for the productions. Specifically disclosed are a novel compound (1) such as a compound (11) and a compound (12), and a polymer of the compound (1). Also specifically disclosed are a compound (2) such as compounds (21) and (22) as well as a compound (3) such as compounds (31) and (32), which are useful as a production intermediate for the compound (1), and their production methods. In this connection, Z-Z respectively represent -CH-(-OC(O)C(CH3)=CH2)-, -CF2- or the like; W and W respectively represent F or the like; Y-Y respectively represent -CH(-OH)-, -CF(-CH2OH) or the like; and X-Xrespectively represent -C(O)-, -CF2- or the like.