摘要:
This invention provides a compound having both IL-4 production inhibitory activity and PDE (IV) inhibitory activity, represented by formula (I): and a pharmaceutical composition or a therapeutic agent for acute and chronic inflammatory diseases and an anti-allergic or anti-inflammatory agent, each of which comprising an effective amount of the compound and a pharmacological carrier. It also provides use of the compound of formula (I) for the production of the aforementioned pharmaceutical composition or therapeutic agent for acute and chronic inflammatory diseases and anti-allergic or anti-inflammatory agent, and a method for treating acute and chronic inflammatory diseases.
摘要:
Described are a 4,6-diarylpyrimidine derivative represented by the following formula (1): ##STR1## wherein R represents a heterocyclic ring which may be substituted by one to four lower alkyl groups or an amino group and Ar represents a phenyl, naphthyl or aromatic heterocyclic group which may have one to four substituents, and a salt thereof; a preparation process therefor; and a pharmaceutical containing it as an effective ingredient. It has excellent neovascular inhibitory action and is useful as a therapeutic agent for solid cancer, rheumatism, diabetic retinopathy or psoriasis.
摘要:
This invention is to provide a process for preparing 1-amino-1,2,3-triazole represented by formula (III): ##STR1## comprising cyclizing glyoxal bishydrazone represented by formula (I): ##STR2## by reaction with an aqueous hydrogen peroxide solution in the presence of a catalytic amount of a transition metal oxide represented by formula (II): M.sub.m O.sub.n wherein M represents a transition metal atom; and m and n, which may be the same or different, each represent an integer of 1 to 5.