62827-46-7Relevant articles and documents
Preparation method for Apabetalone
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Paragraph 0055; 0056, (2018/07/30)
The invention relates to a preparation method for Apabetalone, and particularly discloses a synthesis method for Apabetalone. The preparation method comprises the following steps: (1) a first intermediate, i.e., 2-bromo-4,6-dimethoxy benzamide, is prepared; (2) a second intermediate, i.e., 4-{2-[(t-butyldimethylsilicon)oxy]ethyoxyl}-3,5-dimethyl benzaldehyde, is prepared; (3) the first intermediate and the second intermediate are sealed under the conditions of cuprous bromide, cesium carbonate, L-proline and ammonia hydroxide to react, so that Apabetalone is obtained. The preparation method disclosed by the invention is simple, and yield is high.