184680. lajstromszámú szabadalom • Eljárás az oldalláncban amino-tiazolil csoportot tartalmazó cef-3-ém-4-karbonsav-származékok előállítására
184 680 R, Ri r3 R. X A 0 1-H-CHj CH2-0-C-C(CH3)3-H-S(16) 0 1-H-ch3 ch3-occh3-H-S(16)-H-ch3-H —H-S(17)-H-ch3-H-H-s(18) —H-ch3-H-H-s(19) —H-ch3-H-H-s— (20)-H-C3Hs-H-H-s(21)-H-ch3-H-H-s(22) O-H-ch3 CH2OC-CH3-H-s(23)-H-ch3-H-H-s(23)-H-ch3-H-H-s(24)-H-ch3-H-H-s(25)-H-ch3-H-H-s(26)-H-ch3-H-H-s(27)-H-ch3-H-H-s(28)-H-ch3-H-H-s(29)-H-ch3-H-H-s(30)-H-ch3 (421)-H-s(30)-H-ch3-H-H-s(31)-H-ch3-H-H-s(32)-H-c3h3-H —H-s(32) 0 1-H-ch3 CH2OC-C(CH3)3-H-s— (32)-H-ch3-H-H-s(33)-H-ch3-H-H-s(34)-H-ch3-H-H-s(35)-H-ch3-H-H-s(36)-H-ch3-H-H-s(37) —H-ch3 —H-H-s(38)-H-ch3-H-H —s— (39)-H-ch3-H (422)-H —s— (39)-H-ch3-H-H-s(40)-H-ch3-H-H-s(41) —H —n—C4—H» —H-H —s— (42) —H-ch3-H-H-s— (43)-H-ch3-H-H-s(43) 0 1-H —CH, CH2OC-CH3-H-s(43) —H-c3hs-H —H-s(43) 0 1-H-ch3 CH2OC-C(CH3)3-H —s(43)-H —H fU,-H-H-H-H s (AA\-ch3-s(45)-H-ch3-H-H-s(46) 0 1 —H —ch3 CH2OC-CH3-H-s(46)-H-ch3-H-H-s(47)-H-ch3-H-H-s(48)-H —n—C3H7-H-H-s(49)-H-ch3-H-H-s(50)-H-ch3-H —H —s(51)-H-ch3-H-H-s(52)-H-ch3 —H-H-s(53) —H —ch3 —H-H-s— (54)-H-ch3-H-H —s(55)-H-ch3-H —H-s(56)-H-ch3-H-H-s— (57)-H-ch3-H-H —s— (58)-H-ch3-H —H —s(59) 9
