One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, Computed Properties of C8F4O3, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 652-12-0, Name is Tetrafluorophthalic anhydride, molecular formula is C8F4O3
A novel “site decompression technique” that takes advantage of specific pressure relaxation effects in cryogenic noble gas matrices was applied in a spectroscopic investigation of the two title compounds, resulting in virtually background-free, complete, high-resolution IR spectra with line widths of ca. 0.1 cm-1. The compounds were prepared photochemically in Ar and Ne matrices and, together with the related intermediates, fluorinated benzocyclopropenone and cyclopentadienylideneketene, characterized by IR and UV-visible absorption spectroscopy. Weak IR absorption bands observed at 1878 cm-1 for perfluoro-o-benzyne and at 1866 cm-1 for 3-fluoro-o-benzyne were assigned to CC triple bond stretching vibrations, corresponding to the transition at 1846 cm-1 in the parent o-benzyne. The application of polarization spectroscopy on photooriented samples led to the determination of transition moment directions for most of the observed vibrational transitions. Absolute IR absorption intensities were also obtained. The assignments of the observed transitions were supported by the results of B3LYP/cc-pVDZ quantum chemical calculations.
Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data. Computed Properties of C8F4O3, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 652-12-0, in my other articles.
Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H3756O – PubChem