Chemistry is traditionally divided into organic and inorganic chemistry. name: 9H-Pyrido[2,3-b]indole. The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 244-76-8
Recent development in analytical methods provides significant information necessary for bioactive natural products isolation and structure elucidation. Chromatographic separation, mass and NMR spectroscopic identification tools represent a highly dynamic field with massive recent advances. Bioactive polyphenols are attractive phytochemical group with wide range of diverse effects as well as various biological activities. In this review, the use of recent analytical methods for chemical characterization, isolation and structure elucidation are discussed, organized by analytical techniques and phytochemical class, including simple polyphenolic acids, flavonoids, tannins, xanthines, lignans, coumarins and other related compounds published between 2012 and 2017. A table is structured to summarize all techniques used in publications devoted for bioactive polyphenols separation, isolation and structure elucidation. The recent separation and isolation techniques including column chromatography, HPLC, GC, and TLC are discussed. Additionally, the advances in spectroscopic techniques such as 1D and 2D NMR, UV, MS, LC-MS, GC-MS are reviewed. Moreover, the role LC-MS plays throughout the discovery of new phenolic compounds, where applications range from simple characterization to full structure identification is deliberated.
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.name: 9H-Pyrido[2,3-b]indole, you can also check out more blogs about244-76-8
Reference：
Indole alkaloid derivatives as building blocks of natural products from Bacillus thuringiensis and Bacillus velezensis and their antibacterial and antifungal activity study,
Preparation of Indole Containing Building Blocks for the Regiospecific Construction of Indole Appended Pyrazoles and Pyrroles