One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, Quality Control of Isoxazole, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 288-14-2, Name is Isoxazole, molecular formula is C3H3NO
6pi electrocyclization has attracted interest in organic synthesis because of its high stereospecificity and atom economy in the construction of versatile 5?7-membered cycles. However, examples of asymmetric 6pi electrocyclization are quite scarce, and have to rely on the use of chiral organocatalysts, and been limited to pentadienyl-anion- and triene-type 6pi electrocyclizations. Described herein is a zinc-catalyzed formal [4+3] annulation of isoxazoles with 3-en-1-ynol ethers via 6pi electrocyclization, leading to the site-selective synthesis of functionalized 2H-azepines and 4H-azepines in good to excellent yields with broad substrate scope. Moreover, this strategy has also been used to produce chiral 2H-azepines with high enantioselectivities (up to 97:3 e.r.). This protocol not only is the first asymmetric heptatrienyl-cation-type 6pi electrocyclization, but also is the first asymmetric reaction of isoxazoles with alkynes and the first asymmetric catalysis based on ynol ethers.
One of the oldest and most widely used commercial enzyme inhibitors is aspirin, Quality Control of Isoxazole, which selectively inhibits one of the enzymes involved in the synthesis of molecules that trigger inflammation. you can also check out more blogs about 288-14-2
Reference：
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem