1-Benzyl-3-(tert-butyl)-4-phenylazetidin-2-one

1-Benzyl-3-(tert-butyl)-4-phenylazetidin-2-one. dr trans/cis 95:5. Trans-6e,
colourless oil,


1H NMR (600 MHz, CDCl3) 
1.00 (s, 9H), 2.87 (dd, J = 2.1, 0.72Hz, 1H), 3.67 (d, J = 14.9 Hz, 1H), 4.14 (d, J = 2.2 Hz, 1H), 4.91 (d, J = 14.9 Hz, 1H),7.14 – 7.16 (m, 2H), 7.24 – 7.25 (m, 2H), 7.27 – 7.34 (m. 4H), 7.36 – 7.38 (m, 2H).


13C NMR (150.0 MHz, CDCl3) 
 27.2, 31.7, 44.0, 56.4, 71.3, 126.5, 127.5, 128.1,128.5, 128.6, 128.9, 135.8, 138.3, 169.2. 

IR (neat, cm-1) 2960, 1728, 1403, 1362,729, 701.

 HRMS m/z calculated for C20H24NO [M + H]+ 294.1858 found 294.1861.

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