In homogeneous catalysis, the catalyst is in the same phase as the reactant. The number of collisions between reactants and catalyst is at a maximum.In a patent, 141-30-0, name is 3,6-Dichloropyridazine, introducing its new discovery. Quality Control of 3,6-Dichloropyridazine
The synthesis, structural, electrochemical, optical, and electronic structure properties of a new azinethiophene semiconductor family are reported and compared to those of analogous oligothiophenes. The new molecules are: 5,5?-bis(6-(thien-2-yl)pyrimid-4-yl)-2,2?-dithiophene (1), 5,5?-bis(6-(5-hexylthien-2-yl)pyrimid-4-yl)-2,2?-dithiophene (3), and 5,5?-bis(6-(thien-2-yl)pyridazin-3-yl))-2,2?-dithiophene (2). Electrochemical experiments demonstrate that introduction of electron-poor heteroaromatic rings into the oligothiophene core significantly enhances electron affinity. Thin-film transistors were fabricated with these materials and evaluated both in vacuum and in air. We find that although diazine substitution is important in tuning oligothiophene orbital energetics, these oligomers are p-channel semiconductors and the field-effect transistor (FET) charge transport properties are remarkably similar to these of unsubstituted oligothiophenes. The combined computational-experimental analysis of the molecular and thin film properties indicates that these diazine-containing oligothiophenes essentially behave as pi-extended bithiophenes. Interestingly, despite strong intermolecular interactions, high solid-state fluorescence efficiencies are observed for these new derivatives. Such emission characteristics suggest that these materials behave as more extended pi systems, which should be advantageous in light-emitting transistors.
We’ll also look at important developments in the pharmaceutical industry because understanding organic chemistry is important in understanding health, medicine, the role of 141-30-0, and how the biochemistry of the body works.Quality Control of 3,6-Dichloropyridazine
Reference：
Pyridazine – Wikipedia,
Pyridazine | C4H4N1845 – PubChem