In heterogeneous catalysis, the catalyst is in a different phase from the reactants. Recommanded Product: 1123-49-5, At least one of the reactants interacts with the solid surface in a physical process called adsorption in such a way. 1123-49-5, name is 3,5-Dimethyl-4-nitroisoxazole. In an article，Which mentioned a new discovery about 1123-49-5
Highly efficient asymmetric vinylogous 1,6-Michael addition of alpha,beta-unsaturated gamma-butyrolactam to 3-methyl-4-nitro-5-alkenyl- isoxazoles and Michael addition to trichloromethyl ketones by using a chiral quinine-derived squaramide organocatalyst were described, giving products with high diastereo- and enantioselectivities (up to >25:1 dr and 96% ee).
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Reference：
Isoxazole – Wikipedia,
Isoxazole | C3H3NO – PubChem