14963-96-3, Name is 4-Methoxyisobenzofuran-1,3-dione, belongs to benzofuran compound, is a common compound. COA of Formula: C9H6O4In an article, once mentioned the new application about 14963-96-3.
Rhein synthesis process (by machine translation)
The invention relates to a synthesis process of Rhein. In order to 2, 3 – dimethyl phenol as raw materials, acetate ester, oxidation shall be 3 – methoxy neighbouring benzene dicarboxylic acid, acid anhydride bitter wine dehydration by b, then the excess methyl methyl anisole in aluminum trichloride under the action of the product after fu ke reaction, then the sulfuric acid cyclization and get intermediate large […], rhubarb the phenol passes through acetylation treatment, re-oxidation of the double because vinegar switzerland, finally deacetylation synthesizing a large yellow acid. (by machine translation)
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Reference£º
Benzofuran – Wikipedia,
Benzofuran | C8H2852O – PubChem