184680. lajstromszámú szabadalom • Eljárás az oldalláncban amino-tiazolil csoportot tartalmazó cef-3-ém-4-karbonsav-származékok előállítására
184 680 Ri R, R, Ri X t A-H-CH,-H-H-S(304)-H-CH,-H OCH,-s(305)-H-CH, —H-H-s(306)-H-CH,-H-H-s— (307)-H-CH, —H-H-s(308) —H-CH, —H-H-s(309)-H —CH,—CH—CH, —H-H-s(310) O CH, H i-H-CH, —CH,—O—C —C—CH, 1 CH,-H-S(311)-H-CH, —CH,—COOH-H —S(312) (423)-CH,-H-H —s(313)-H-CH,-H OCH, —s— (314)-H-CH, —H-H-s(315) —H-CH,-H-H-s(316)-H-CH,-H-H-s— (317)-H-CH, —H-H-s(318)-H-CH,-H-H-s— (319)-H-CH, —H-H —s(320)-H-CH, —H-H —s(321) —H-CH,-H-H-s(322)-H-CH, —H-H —s(323) —H-CH,-H-H-s(324)-H-CH,-H-H-s(325) —H-CH, —H-H-s(326) —H-CH, —H-H-s(327)-H-CH,-H-H-s(328)-H-CH,-H-H-s(329)-H-CH,-H-H —s(330)-H-CH,-H-H —s— (331)-H-CH,-H-H —s— (332)-H-CH,-H-H-s(333)-H-CH, —H-H-s(334) —H-CH,-H-H-s(335)-H-CH,-H-H-s(336) —H-CH,-H-H —s— (337)-H-CH,-H-H-s(338)-H —CH, —H-H-s— (339)-H —CH, —H-H-s(340)-H-CH,-H-H-s(341)-H-CH, —H-H-s— (342)-H-CH,-H-H —s— (343)-H-CH,-H-H-S— (344)-H-CH,-H-H-s(345)-H-CH,-H-H-s(346) —H-CH,-H-H-s(347) —H-CH,-H-H-s(348) —H-CH,-H-H-s(349)-H-CH, —H-H-s(350)-H-CH,-H-H-s(351) —H-CH, —H-H-s— (352) —H-CH, (422)-H-s— (353)-H-CH, CH,—O—C —CH, O CH,-H-s(318) —H-CH, —CHj-O-C —C-CH, 1 1 O CH, —H-s— (354) —H —CH,—CH,—CH, —H-H —s(355)-H fenil-H-H-s(330)-H-CH,-CH,-H-H —s(346)-H-CH,-H OCH,-s(333)-H-CH,-H-H-s(325)-H-CH,-H-H —s— (342) —H-CH,-CH,-COOH-H-s(356)-H-CH,-H-H-s(357) 15
