Bis-esters of methanediol wherein one hydroxy group of the methanediol is esterified with the carboxy group of hetacillin (or of the p-hydroxy analog of hetacillin) and the other hydroxy group of the methanediol is esterified with penicillanic acid 1,1-dioxide. These orally effective compounds have a particularly broad spectrum of antibacterial activity in mammals, and have an unusually long serum half-life.
甲二醇双酯,其中
甲二醇的一个羟基与赫他西林(或赫他西林的对羟基类似物)的羧基酯化,而
甲二醇的另一个羟基与青霉烷酸 1,1-二氧化物酯化。 这些口服有效的化合物在哺乳动物体内具有特别广泛的抗菌活性,而且血清半衰期特别长。