Chemistry is traditionally divided into organic and inorganic chemistry. Safety of Tetrapropylammonium bromide. The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 1941-30-6
Careful control of the reaction stoichiometry and conditions enables the synthesis of both LiTCNQF4 and Li2TCNQF4 to be achieved. Reaction of LiI with TCNQF4, in a 4:1 molar ratio, in boiling acetonitrile yields Li2TCNQF4. However, deviation from this ratio or the reaction temperature gives either LiTCNQF4 or a mixture of Li2TCNQF4 and LiTCNQF4. This is the first report of the large-scale chemical synthesis of Li 2TCNQF4. Attempts to prepare a single crystal of Li 2TCNQF4 have been unsuccessful, although air-stable (Pr4N)2TCNQF4 was obtained by mixing Pr 4NBr with Li2TCNQF4 in aqueous solution. Pr4NTCNQF4 was also obtained by reaction of LiTCNQF 4 with Pr4NBr in water. Li2TCNQF4, (Pr4N)2TCNQF4, and Pr4NTCNQF 4 have been characterized by UVa-vis, FT-IR, Raman, and NMR spectroscopy, high resolution electrospray ionization mass spectrometry, and electrochemistry. The structures of single crystals of (Pr4N) 2TCNQF4 and Pr4NTCNQF4 have been determined by X-ray crystallography. These TCNQF42a- salts will provide useful precursors for the synthesis of derivatives of the dianions.
Note that a catalyst decreases the activation energy for both the forward and the reverse reactions and hence accelerates both the forward and the reverse reactions.Safety of Tetrapropylammonium bromide, you can also check out more blogs about1941-30-6
Reference：
Metal catalyst and ligand design,
Ligand Template Strategies for Catalyst Encapsulation – NCBI