606144-04-1Relevant articles and documents
Synthesis method of semetinib
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, (2021/05/08)
The invention relates to a synthesis method of simetinib. According to the method, diethoxymethane is creatively adopted as a ring closing reactant, and two-step reaction of ring closing reaction and methylation is combined into one step, so the yield is
Substituted benzimidazole compound and composition with compound
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, (2019/03/31)
The invention provides a substituted benzimidazole compound and a composition with the compound. The substituted benzimidazole compound is a compound of formula (I) as shown in the specification, or apharmaceutically acceptable salt, prodrug, aquo-complex or solvent compound, polycrystalline type compound, stereisomer or isotope variant of the compound. The compound provided by the invention canbe adopted to treat and/or prevent related diseases caused by MEK (Methyl Ethyl Ketone), such as excessive proliferative diseases, pancreatitis, kidney illness, blastocyte cell transplantation and angiogenesis or angiopoiesis related diseases.
PROCESS FOR PREPARING BENZIMIDAZOLE COMPOUNDS
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Page/Page column 73; 74, (2010/11/25)
Provided are methods for the synthesis of heterocyclic compounds such as benzimidazole carboxylic acid core structures having Formula Ia-1 and their synthetic intermediates: wherein Z, X1, X2, X5, R2 and R10 are as defined herein. Compounds of Formula Ia-1 and their synthetic intermediates can be used to prepare heterocyclic derivatives such as benzimidazole derivatives.