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The invention provides a nerve of surgical medicine temazepam intermediate compound of the formula (III) compound synthetic method, the synthetic method is as follows: in the catalyst, ligand, in the presence of alkali and accelerator, the following formula (I) compounds of the formula (II) compound in the organic solvent in the reaction, after-treatment after the reaction, so as to obtain states the type (III) compounds, the synthesis method through the unique reaction system, but can yield to obtain the target product. The invention also provides the above-mentioned compound recrystallization purification method, through the unique the re-crystallization method, can significantly improve the purity of the product, for the compound to provide new method for the purification of, and has good application prospect and potential. (by machine translation)
Because enzymes can increase reaction rates by enormous factors and tend to be very specific, Recommanded Product: 2,9-Dibromo-1,10-phenanthroline, typically producing only a single product in quantitative yield, they are the focus of active research.you can also check out more blogs about 39069-02-8
Reference：
Metal catalyst and ligand design,
Ligand Template Strategies for Catalyst Encapsulation – NCBI