In heterogeneous catalysis, the catalyst is in a different phase from the reactants. HPLC of Formula: C3H3NO, At least one of the reactants interacts with the solid surface in a physical process called adsorption in such a way. 288-14-2, name is Isoxazole. In an article，Which mentioned a new discovery about 288-14-2
Adduct formations of rhodium(II) tetraacetate and tetratrifluoroacetate with some 1H-imidazoles, oxazoles, thiazoles, 1H-pyrazoles and isoxazole have been investigated by the use of 1H, 13C, 15N NMR and electronic absorption spectroscopy (VIS) in the visible range. Azoles tend to form axial adducts containing rhodium(II) tetraacylates bonded via nitrogen atom. Bulky substituents close to the nitrogen atom prevent the Rh-N bond formation, and in several cases switch over the binding site to the oxygen or sulphur atoms. The 15N adduct formation shift Deltadelta( 15N) (Deltadelta = deltaadduct – deltaligand) varied from ca -40 to -70 ppm for the nitrogen atom involved in complexation, and of a few parts per million only, from ca -6 to 3 ppm, for the non-bonded nitrogen atom within the same molecule. The Deltadelta(1H) values do not exceed one ppm; Deltadelta( 13C) ranges from -1 to 6 ppm. Various complexation modes have been proved by electronic absorption spectroscopy in the visible region (VIS). For comparison purposes, some adducts of pyridine, thiophene and furan derivatives have been measured as well. The experimental findings were compared with calculated chemical shifts, obtained by means of DFT B3LYP method, using 6-311 + G(2d,p), 6-31 (d)/LanL2DZ and 6-311 G(d,p) basis set. Copyright
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Reference：
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem