Chemistry is the experimental and theoretical study of materials on their properties at both the macroscopic and microscopic levels.In a patent， name: 4-Aminoindole, Which mentioned a new discovery about 5192-23-4
Disclosed are compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein X is -O-, -N(R 3 )-, -S-, -S(O)- or -S(O) 2 -; R 2 is a C 1-4 alkyl group or -CF 3; and R 1 , R 3 , R 4 and p are as defined herein; wherein the compounds are useful as kinase inhibitors. Also disclosed are pharmaceutical compositions containing, and intermediate compounds and methods for making the compounds of formula (I) and their pharmaceutically acceptable salts; and methods of using the foregoing to treat inflammatory and autoimmune diseases such as asthma, colitis, multiple sclerosis, psoriasis, arthritis, rheumatoid arthritis, inflammatory bowel disease, and joint inflammation
I hope this article can help some friends in scientific research. I am very proud of our efforts over the past few months and hope to 5192-23-4, help many people in the next few years.name: 4-Aminoindole
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