1: With bis(1,5-cyclooctadiene)rhodium(I) trifluoromethanesulfonate; (R)-N-[bis(4-methoxyphenyl)phosphino]-N-methyl-1-[(S)-2-(diphenylphosphino)ferrocenyl]ethylamine in methanol T=25°C; 0.25 h; 2: benzyl 2-tert-butoxycarbonylamino-3-cyclopropylacrylate With hydrogen in methanol P=1277.21 - 1794.37 Torr; 6 h; Product distribution / selectivity;