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. 98-98-6, name is Picolinic acid. This compound has unique chemical properties. The synthetic route is as follows. Recommanded Product: Picolinic acid
General procedure: A mixture of o-phenylendiamine (1 eq) and the corresponding picolinic acid (1 eq), and 5-20 eq of polyphosphoric acid was stirred in an oil bath at 170 C for 4 h. The mixture was cooled to 100 C and then poured into rapidly stirred water. The pH was adjusted to 7 with NaHCO3. The solid was collected by filtration, and recrystallized from EtOAc to afford the corresponding products with 60-80% yields.
If you are interested in these compounds, you can also browse my other articles.Thank you for taking the time to read this article. I hope you enjoyed it, 98-98-6, Picolinic acid.
Reference:
Article; Jia, Jianhuan; Jiang, Chenglin; Zhang, Xiaojing; Jiang, Yongwen; Ma, Dawei; Tetrahedron Letters; vol. 52; 43; (2011); p. 5593 – 5595;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem