Introduction of a new synthetic route about 139102-34-4

According to the analysis of related databases, 139102-34-4, the application of this compound in the production field has become more and more popular.

Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 139102-34-4, name is Methyl 4-bromo-2-methoxybenzoate, This compound has unique chemical properties. The synthetic route is as follows., Computed Properties of C9H9BrO3

General procedure: To 2 dram, stir-bar equipped vials, were added the aryl bromides (1.0 equiv). A stock solution of Ir[dF(CF3)ppy]2(dtbbpy)PF6 (1.0 mol%) and carboxylic acid 5 (1.1 equiv) in DMF (0.15 M with respect to carboxylic acid 5) was prepared, and to this stock solution was added TMG (1.1 equiv). The resulting stock solution was kept under a blanket of nitrogen. A separate solution of [Ni(dtbbpy)(H2O)4]Cl2 (10 mol%) in DMF (0.04 M) was prepared. The stock solution of Ir cat./acid/TMG was added to the aryl bromide monomers, followed by the Ni stock solution. The reaction mixtures were purged by blowing nitrogen over the top, sealed, and irradiated with blue LED (34 W LED Kessil lamps) for 24 h at room temperature. The reaction mixtures were diluted with EtOAc (3 mL) and H2O (4 mL). The organic layer was separated and concentrated under reduced pressure. The resulting residue was purified by silica gel chromatography with a solvent gradient from 0%EtOAc/hexanes to 100% EtOAc/hexanes to deliver the title compound.

According to the analysis of related databases, 139102-34-4, the application of this compound in the production field has become more and more popular.

Reference:
Article; Suen, Linda M.; Wang, Cheng; Hunter, David N.; Mitchell, Helen J.; Converso, Antonella; Elmarrouni, Abdellatif; Synthesis; vol. 50; 16; (2018); p. 3177 – 3186;,
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