| http://www.w3.org/ns/prov#value | - to amidation reaction. [0078] This reaction is usually carried out in a conventional organic solvent which does not adversely influence the reaction such as water, methanol, ethanol, propanol, diethyl ether, dioxane, tetrahydrofuran, N,N-dimethylformamide, dimethylacetamide, acetone, acetonitrile, chloroform, methylene chloride, ethylene chloride, ethyl acetate, pyridine, triethylamine, benzene, o
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