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    • 6. 发明授权
    • Phosphorus compounds, processes for their manufacture, and their use
    • 磷化合物,其制造方法及其用途
    • US4885285A
    • 1989-12-05
    • US773707
    • 1985-09-09
    • Gerhard BaschangAlbert HartmannHans HirtBohumir LucasPeter Wirz
    • Gerhard BaschangAlbert HartmannHans HirtBohumir LucasPeter Wirz
    • A61K31/66A61K31/685A61P31/12C07F9/09
    • A61K31/66C07F9/091
    • Cephalin derivatives of the formula I ##STR1## in which R.sup.1 and R.sup.2 each represents, independently of the other, hydrogen or lower alkyl, R.sup.3 represents hydrogen, lower alkoxycarbonyl, carbamoyl or free or protected carboxy, R.sup.4 represents hydrogen or an aliphatic, aromatic, aromatic-aliphatic or cycloaliphatic radical, W represents hydrogen and Z represents a 1,2-dihydroxyethyl, 2-hydroxyethyl or hydroxymethyl group in which at least one hydroxy group is esterified by an aliphatic C.sub.6-30 -carboxylic acid or etherified by an aliphatic C.sub.6-30 -alcohol and in which the other hydroxy group, if present, is free, esterified by an aliphatic C.sub.2-30 -carboxylic acid or etherified by an aliphatic C.sub.1-30 -alcohol, or W represents hydroxymethyl or a hydroxymethyl group that is esterified by an aliphatic C.sub.6-30 -alcohol and Z represents a hydroxymethyl group that is esterified by an aliphatic C.sub.6-30 -carboxylic acid or etherified by an aliphatic C.sub.6-30 -alcohol, and their salts are suitable for the prophylaxis and treatment of virus infections in warm-blooded animals.
    • 式I的头孢氨酸衍生物(I)其中R 1和R 2各自独立地代表氢或低级烷基,R 3表示氢,低级烷氧基羰基,氨基甲酰基或游离或保护的羧基,R 4表示氢或脂族基 ,芳香族,芳香族 - 脂肪族或脂环族基,W表示氢,Z表示1,2-二羟乙基,2-羟乙基或羟甲基,其中至少一个羟基被脂肪族C 6-30 - 羧酸酯化,或通过 脂肪族C 6-30 - 醇,其中另一个羟基(如果存在的话)是游离的,用脂肪族C 2-30-羧酸酯化或用脂族C 1-10醇醚化,或W表示羟甲基或羟甲基 其被脂肪族C 6-30醇酯化,Z表示被脂肪族C 6-30 - 羧酸酯化或通过脂肪族C 6-30醇醚化的羟甲基,其盐适用于预防 治疗温血动物中的病毒感染。