申请人:Shionogi & Co., Ltd.
公开号:US05017708A1
公开(公告)日:1991-05-21
A compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 each is hydrogen, hydroxy, oxo, halogen, azido, amino, C.sub.1 -C.sub.3 alkylamino, or aminomethyl, in which said amino, C.sub.1 -C.sub.3 alkylamino and aminomethyl each is optionally substituted by one or two members selected from the group consisting of C.sub.1 -C.sub.3 alkyl and amino-protecting group; n is an integer of 1 to 3; p and q each is an integer of 0 to 3 with proviso that p+q=1 to 4 or acid-addition salts thereof, being useful materials for preparing side chains of antibacterial quinolonecarboxylic acids, cephalosporines, or other antibiotics.
该公式化合物为:##STR1## 其中R.sup.1和R.sup.2分别为氢,羟基,氧,卤素,叠氮基,氨基,C.sub.1-C.sub.3烷基氨基或氨甲基,其中所述的氨基,C.sub.1-C.sub.3烷基氨基和氨甲基可选择地被来自C.sub.1-C.sub.3烷基和氨基保护基的一个或两个成员取代;n为1到3的整数;p和q分别为0到3的整数,但p+q=1到4,或其酸盐,用于制备抗菌喹诺酮羧酸,头孢菌素或其他抗生素的侧链的有用材料。