A novel benzoquinone derivative of the general formula: ##STR1## [wherein R.sub.1 and R.sub.2 are the same or different and each is methyl or methoxy; n is an integer of 0 to 21; m is 0 or 1, Z is a group of the formula: ##STR2## (wherein R.sub.3 and R.sub.4 are the same or different and each is hydrogen or an alkyl group which may optionally be substituted or, R.sub.3 and R.sub.4 together with the adjacent nitrogen atom form a morpholino group), a group of the formula: --COR.sub.5 (wherein R.sub.5 is an .alpha.-amino acid residue or a substituted or unsubstituted glucosamine residue), a group of the formula: ##STR3## (wherein R.sub.6 is a divalent hydrocarbon group of 1 to 3 carbon atoms), a group of the formula: ##STR4## (wherein R.sub.6 has the same meaning as defined above) or a group of the formula: --CH.dbd.CH.sub.l --COR.sub.7 (wherein l is an integer of 1 to 4 and R.sub.7 is hydroxy, methoxy or methyl)] has protocollagen-proline hydroxylase inhibiting activity, collagen biosynthesis inhibiting activity and 5-lipoxygenase suppressant activity, and is useful for the prevention and treatment of such diseases as pulmonary fibrosis, hepatocirrhosis, nephrosclerosis, arteriosclerosis, scleroderma, myelofibrosis and chronic arthritis or for the prevention and treatment of asthma, allergic rhinitis, urticaria, etc.
通用公式的一种新的
苯醌衍
生物:##
STR1## [其中R.sub.1和R.sub.2相同或不同,每个都是
甲基或甲
氧基;n为0至21的整数;m为0或1,Z是以下式的一组:##
STR2## (其中R.sub.3和R.sub.4相同或不同,每个是
氢或可能被取代的烷基基团,或者R.sub.3和R.sub.4与相邻的
氮原子一起形成
吗啡基团),以下式的一组:--COR.sub.5(其中R.sub.5是
α-氨基酸残基或取代或未取代的
葡萄糖胺残基),以下式的一组:##
STR3## (其中R.sub.6是1至3个
碳原子的二价
碳氢基团),以下式的一组:##
STR4## (其中R.sub.6与上述定义相同),或以下式的一组:--CH.dbd.CH.sub.l --COR.sub.7(其中l为1至4的整数,R.sub.7为羟基、甲
氧基或
甲基)具有原胶原脯
氨酸羟化酶抑制活性、胶原合成抑制活性和5-脂
氧合酶抑制活性,并且对于预防和治疗肺纤维化、肝硬化、肾硬化、动脉硬化、硬皮病、骨髓纤维化和慢性关节炎等疾病或预防和治疗哮喘、过敏性鼻炎、荨麻疹等疾病是有用的。