110925-92-3Relevant articles and documents
A preparation method for rosacea acetate hydrochloride
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, (2021/12/07)
The present invention relates to the field of pharmaceutical preparation technology, in particular to a method for preparing rosatidine acetate hydrochloride. The present invention adopts m-hydroxybenzoic acid as a starting material, a wide range of sources, inexpensive, and it can be prepared by oxidation of m-hydroxytoluene, without involving a toxicity warning structure and nitrosamine impurities; at the same time, in this preparation process only involves a genotoxic warning structure substance, reducing the risk of medication of subsequent drugs.