In accordance with the present invention, there is provided a method for preparing a norbornene structure compound comprising hydrogenating a compound represented by the formula of ##STR11## wherein l, m and n are integers of 0???l???3, 0???m???8 and 1???n???3, respectively, and each of R1 to R6 is a hydrogen atom or a hydrocarbon residue having 1 to 3 carbon atoms, with or without R6 forming a ri