Muon radiative energy loss (in 1.0E06 cm^2/g) in copernicium (Cn) with Z = 112, A = [285.17712(5)] (f12.0,4f12.4) E (GeV) b_brem b_pair b_nucl b_total 2. 2.5462 -0.0086 0.3519 2.8895 5. 3.5480 1.9981 0.3755 5.9215 10. 4.3678 3.5659 0.3682 8.3020 20. 5.2093 4.9739 0.3553 10.5385 50. 6.3076 7.1607 0.3409 13.8092 100. 7.0855 8.5935 0.3341 16.0131 200. 7.7915 9.8539 0.3310 17.9763 500. 8.5774 10.9998 0.3312 19.9085 1000. 9.0463 11.6023 0.3363 20.9849 2000. 9.4078 12.0333 0.3443 21.7854 5000. 9.7399 12.3937 0.3588 22.4925 10000. 9.9027 12.5577 0.3733 22.8337 20000. 10.0097 12.6664 0.3902 23.0663 50000. 10.1051 12.7454 0.4165 23.2671 100000. 10.1364 12.7786 0.4391 23.3541