申请人:WAKUNAGA SEIYAKU KABUSHIKI KAISHA
公开号:EP0373531A1
公开(公告)日:1990-06-20
Pyridobenzoxazine derivatives having a [3,2,1-ij][3,1]benzoxazine structure represented by the formula (I) and their salts are disclosed.
There are many varieties for the compound depending on the types of residues R₁-R₄, X₁, and X₂. The compounds of formula (I) and their salts have excellent antimicrobial activities and wide antimicrobial spectra, and are effective against both gram positive and gram negative microorganisms. They can be used as a medicine, an agrichemical, and a food preservative.
揭示了具有由公式(I)表示的[3,2,1-ij][3,1]苯并噁嗪结构的吡啶苯并噁嗪衍生物及其盐。根据残基R₁-R₄、X₁和X₂的类型,该化合物有许多不同的变体。公式(I)的化合物及其盐具有出色的抗微生物活性和广泛的抗微生物谱,对革兰氏阳性和革兰氏阴性微生物均有效。它们可用作药物、农药和食品防腐剂。