184680. lajstromszámú szabadalom • Eljárás az oldalláncban amino-tiazolil csoportot tartalmazó cef-3-ém-4-karbonsav-származékok előállítására
184 680 R. r2 r3 R4 X A —H-ch3 —H-H —S— (60) —H-ch3-H-H —S— (61) —H-ch3 —H —H-S(62) O —H-ch3 CH3OC-CH3-H-s(63)-H-c3h7 —H-H-s(64)-H-ch3-H-H-s(65)-H-ch3 (421)-H-s(66) —H —ch3-H —H-s— (67) —H-ch3 —H —H —s— (68)-H-ch3-H-H —s— (69) 0-H-ch3 CH2OC-C(CH3)3-H —s— (69)-H-ch3 —H —H —s— (70)-H-ch3-H —H-s(71)-H —n—C4H9-H —H —s— (71)-H-ch3-H-H-s— (72) —H-ch3 —H —H-s(73)-H-ch3 —H-H-s(74)-H —n—C3H, —H-H-s— (74) —H-ch3-H-H-s(75)-H-ch3 (422)-H-s— (75) —H-ch3-H-H-s(76) —H-ch3-H-H-s(77) 0 1 —H-ch3 CH2OCCH3-H-s(78) —H-ch3-H-H-s(79) —H-ch3 —H-H-s(80)-H-ch3-H-H-s(81) —H-ch3-H-H-s(82) —H-ch3 —H-H —s— (83) —H-ch3 —H —H-s(84) —H-ch3-H-H-s(85) O-H —ch3 CH2OC-C(CH3)3-H-s(85) —H-ch3 —H-H-s— (86) —H-ch3 —H-H-s(87)-H-ch3-H-H-s— (88) O-H-ch3 CH2OCCH3-H-s(88) —H-ch3-H-H-s(89) —H-ch3 —H-H-s(90) —H-ch3 —H-H-s(91)-H-ch3-H-H-s(92) —H-ch3-H-H-s(93) —H-ch3-H-H —s— (94) —H-ch3-H —H-s— (95) —H-c3h3-H —H —s— (95) —H-ch3 —H-H-s(96) —H-ch3-H-H-s(97) —H-ch3-H-H-s-OO O —H-ch3 CH2OCCH3-H-s(99) —H-ch3-H —H-s(100) —H-ch3 —H —H —s(101) —H —n—C„H7-H-H-s(101)-H-ch3-H-H-s(102)-H-c2h3 —H-H-s(102)-H —n—C3H7 —H-H-s(102) O-H-ch3 CH2OC-C(CH3)3-H-s(103) —H-ch3-H-H-s(104) 10
