This Bruker 400 MHz Ultrashield magnet operating at a magnetic field of 9.4 T is equipped with an AVANCE III spectrometer and a 5 mm DUL (¹H/¹³C/²H) probe. This spectrometer is operated with open access for authorized persons and is optimized for ¹H NMR, ¹³C NMR and 2D NMR experiments for structural elucidation.