Abstract: | The title compound, (1S,3R,8R)‐2,2‐dichloro‐3,7,7,10‐tetramethyltricyclo[6.4.0.01,3]dodecan‐11‐one thiosemicarbazone, C17H25Cl2N3S, has two disordered conformations of the cycloheptane moiety and a screw‐boat conformation for the cyclohexene ring. The absolute configuration was established. |