METHOD FOR PREPARATION OF BENZIMIDAZOLE DERIVATIVES

PROBLEM TO BE SOLVED: To provide a compound with a benzimidazole structure, useful as a medical intermediate.SOLUTION: A compound is represented by chemical formula (1), chemical formula (1-1), chemical formula (1-2) or chemical formula (1-3), where Ris methyl in chemical formulas (1), (1-1) and (1-...

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Main Authors LEE SUNG AH, CHOI KWANG DO, KIM EUN SUN, KWEON JAE HONG, SONG SEOG BEOM, LEE JI YUN, PARK YONG JOON
Format Patent
LanguageEnglish
Japanese
Published 26.04.2018
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:PROBLEM TO BE SOLVED: To provide a compound with a benzimidazole structure, useful as a medical intermediate.SOLUTION: A compound is represented by chemical formula (1), chemical formula (1-1), chemical formula (1-2) or chemical formula (1-3), where Ris methyl in chemical formulas (1), (1-1) and (1-2), or is Calkyl in chemical formula (1-3); Ris Calkyl; Ris Calkyl, Chaloalkyl, phenyl, acetyl or benzoyl.SELECTED DRAWING: None 【課題】医薬品の中間体として有用な、ベンズイミダゾール構造を有する化合物の提供。【解決手段】化学式（１）、化学式（１−１）、化学式（１−２）または化学式（１−３）で表される化合物。式中、Ｒ１は、化学式（１）、（１−１）及び（１−２）においてはメチル、化学式（１−３）においてはＣ１−４アルキル；Ｒ２はＣ１−４アルキル；Ｒ３はＣ１−４アルキル、Ｃ１−４ハロアルキル、フェニル、アセチルまたはベンゾイルである。【選択図】なし
Bibliography:Application Number: JP20170225513