AT369380B - Verfahren zur herstellung von neuen cephalosporin-antibiotika - Google Patents
Verfahren zur herstellung von neuen cephalosporin-antibiotikaInfo
- Publication number
- AT369380B AT369380B AT0173881A AT173881A AT369380B AT 369380 B AT369380 B AT 369380B AT 0173881 A AT0173881 A AT 0173881A AT 173881 A AT173881 A AT 173881A AT 369380 B AT369380 B AT 369380B
- Authority
- AT
- Austria
- Prior art keywords
- group
- acid
- compound
- carboxyl
- formula
- Prior art date
Links
- 239000003242 anti bacterial agent Substances 0.000 title description 11
- 229940088710 antibiotic agent Drugs 0.000 title description 10
- HOKIDJSKDBPKTQ-UHFFFAOYSA-N 3-(acetyloxymethyl)-7-[(5-amino-5-carboxypentanoyl)amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound S1CC(COC(=O)C)=C(C(O)=O)N2C(=O)C(NC(=O)CCCC(N)C(O)=O)C12 HOKIDJSKDBPKTQ-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims description 62
- -1 2-aminothiazol-4-yl Chemical group 0.000 claims description 28
- 239000002253 acid Substances 0.000 claims description 21
- 230000003115 biocidal effect Effects 0.000 claims description 15
- 150000003839 salts Chemical class 0.000 claims description 15
- 229930186147 Cephalosporin Natural products 0.000 claims description 14
- 229940124587 cephalosporin Drugs 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 9
- 150000002148 esters Chemical class 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 150000001780 cephalosporins Chemical class 0.000 claims description 8
- 231100000252 nontoxic Toxicity 0.000 claims description 7
- 230000003000 nontoxic effect Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 150000004820 halides Chemical class 0.000 claims description 6
- 125000003277 amino group Chemical group 0.000 claims description 5
- 125000000738 acetamido group Chemical group [H]C([H])([H])C(=O)N([H])[*] 0.000 claims description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
- DTQVDTLACAAQTR-UHFFFAOYSA-M Trifluoroacetate Chemical compound [O-]C(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-M 0.000 claims description 2
- 150000001450 anions Chemical class 0.000 claims description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 15
- 239000000203 mixture Substances 0.000 description 15
- 241000588769 Proteus <enterobacteria> Species 0.000 description 14
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 150000007513 acids Chemical class 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 6
- 238000005917 acylation reaction Methods 0.000 description 6
- 239000002585 base Substances 0.000 description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 229940126575 aminoglycoside Drugs 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 241000282412 Homo Species 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 125000001424 substituent group Chemical group 0.000 description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- 241000589516 Pseudomonas Species 0.000 description 3
- 239000004480 active ingredient Substances 0.000 description 3
- 230000010933 acylation Effects 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 125000001271 cephalosporin group Chemical group 0.000 description 3
- 235000019253 formic acid Nutrition 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 150000007529 inorganic bases Chemical class 0.000 description 3
- JUJWROOIHBZHMG-UHFFFAOYSA-O pyridinium Chemical group C1=CC=[NH+]C=C1 JUJWROOIHBZHMG-UHFFFAOYSA-O 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 210000002966 serum Anatomy 0.000 description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 3
- 235000017557 sodium bicarbonate Nutrition 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 3
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 2
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- 108020004256 Beta-lactamase Proteins 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 2
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- 241000288906 Primates Species 0.000 description 2
- 241000589517 Pseudomonas aeruginosa Species 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 229960004821 amikacin Drugs 0.000 description 2
- LKCWBDHBTVXHDL-RMDFUYIESA-N amikacin Chemical compound O([C@@H]1[C@@H](N)C[C@H]([C@@H]([C@H]1O)O[C@@H]1[C@@H]([C@@H](N)[C@H](O)[C@@H](CO)O1)O)NC(=O)[C@@H](O)CCN)[C@H]1O[C@H](CN)[C@@H](O)[C@H](O)[C@H]1O LKCWBDHBTVXHDL-RMDFUYIESA-N 0.000 description 2
- 102000006635 beta-lactamase Human genes 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 150000001649 bromium compounds Chemical class 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 2
- 125000005646 oximino group Chemical group 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- SCPYDCQAZCOKTP-UHFFFAOYSA-N silanol Chemical compound [SiH3]O SCPYDCQAZCOKTP-UHFFFAOYSA-N 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- NYBWUHOMYZZKOR-UHFFFAOYSA-N tes-adt Chemical class C1=C2C(C#C[Si](CC)(CC)CC)=C(C=C3C(SC=C3)=C3)C3=C(C#C[Si](CC)(CC)CC)C2=CC2=C1SC=C2 NYBWUHOMYZZKOR-UHFFFAOYSA-N 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- DGJSPZSLNNDPQC-ZMMDDIOLSA-N (6r)-5-oxo-5$l^{4}-thia-1-azabicyclo[4.2.0]oct-2-en-8-one Chemical compound C1=CCS(=O)[C@H]2N1C(=O)C2 DGJSPZSLNNDPQC-ZMMDDIOLSA-N 0.000 description 1
- FZEVMBJWXHDLDB-ZCFIWIBFSA-N (6r)-5-thia-1-azabicyclo[4.2.0]oct-2-en-8-one Chemical compound S1CC=CN2C(=O)C[C@H]21 FZEVMBJWXHDLDB-ZCFIWIBFSA-N 0.000 description 1
- SXBDXXFTJVHSAF-ZCFIWIBFSA-N (6r)-5-thia-1-azabicyclo[4.2.0]oct-3-en-8-one Chemical compound S1C=CCN2C(=O)C[C@H]21 SXBDXXFTJVHSAF-ZCFIWIBFSA-N 0.000 description 1
- RAIPHJJURHTUIC-UHFFFAOYSA-N 1,3-thiazol-2-amine Chemical group NC1=NC=CS1 RAIPHJJURHTUIC-UHFFFAOYSA-N 0.000 description 1
- ASOKPJOREAFHNY-UHFFFAOYSA-N 1-Hydroxybenzotriazole Chemical compound C1=CC=C2N(O)N=NC2=C1 ASOKPJOREAFHNY-UHFFFAOYSA-N 0.000 description 1
- PKYBZMHFUXKMRC-UHFFFAOYSA-M 2-ethyl-5-phenyl-1,2-oxazol-2-ium;perchlorate Chemical compound [O-]Cl(=O)(=O)=O.O1[N+](CC)=CC=C1C1=CC=CC=C1 PKYBZMHFUXKMRC-UHFFFAOYSA-M 0.000 description 1
- NHQDETIJWKXCTC-UHFFFAOYSA-N 3-chloroperbenzoic acid Chemical compound OOC(=O)C1=CC=CC(Cl)=C1 NHQDETIJWKXCTC-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- COVZYZSDYWQREU-UHFFFAOYSA-N Busulfan Chemical compound CS(=O)(=O)OCCCCOS(C)(=O)=O COVZYZSDYWQREU-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000588697 Enterobacter cloacae Species 0.000 description 1
- 241000588921 Enterobacteriaceae Species 0.000 description 1
- 241000588724 Escherichia coli Species 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- CEAZRRDELHUEMR-URQXQFDESA-N Gentamicin Chemical compound O1[C@H](C(C)NC)CC[C@@H](N)[C@H]1O[C@H]1[C@H](O)[C@@H](O[C@@H]2[C@@H]([C@@H](NC)[C@@](C)(O)CO2)O)[C@H](N)C[C@@H]1N CEAZRRDELHUEMR-URQXQFDESA-N 0.000 description 1
- 229930182566 Gentamicin Natural products 0.000 description 1
- 241000606768 Haemophilus influenzae Species 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical class Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- 241000588747 Klebsiella pneumoniae Species 0.000 description 1
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 description 1
- 239000004472 Lysine Substances 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000588772 Morganella morganii Species 0.000 description 1
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 1
- 229930182555 Penicillin Natural products 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 241000588767 Proteus vulgaris Species 0.000 description 1
- 208000032536 Pseudomonas Infections Diseases 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 241000293869 Salmonella enterica subsp. enterica serovar Typhimurium Species 0.000 description 1
- 241000607715 Serratia marcescens Species 0.000 description 1
- 241000607760 Shigella sonnei Species 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- RRNJROHIFSLGRA-JEDNCBNOSA-N acetic acid;(2s)-2,6-diaminohexanoic acid Chemical compound CC(O)=O.NCCCC[C@H](N)C(O)=O RRNJROHIFSLGRA-JEDNCBNOSA-N 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 231100000215 acute (single dose) toxicity testing Toxicity 0.000 description 1
- 238000011047 acute toxicity test Methods 0.000 description 1
- 125000005041 acyloxyalkyl group Chemical group 0.000 description 1
- 125000005042 acyloxymethyl group Chemical group 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229950003476 aminothiazole Drugs 0.000 description 1
- 239000013011 aqueous formulation Substances 0.000 description 1
- 239000012431 aqueous reaction media Substances 0.000 description 1
- 239000008135 aqueous vehicle Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 238000010945 base-catalyzed hydrolysis reactiony Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 description 1
- 150000001718 carbodiimides Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001728 carbonyl compounds Chemical class 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- PFKFTWBEEFSNDU-UHFFFAOYSA-N carbonyldiimidazole Chemical compound C1=CN=CN1C(=O)N1C=CN=C1 PFKFTWBEEFSNDU-UHFFFAOYSA-N 0.000 description 1
- 125000005518 carboxamido group Chemical group 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 229940110456 cocoa butter Drugs 0.000 description 1
- 235000019868 cocoa butter Nutrition 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 239000003405 delayed action preparation Substances 0.000 description 1
- 150000004683 dihydrates Chemical class 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000003937 drug carrier Substances 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- BTEPYCPXBCCSDL-YHYXMXQVSA-N ethyl (2z)-2-(2-amino-1,3-thiazol-4-yl)-2-hydroxyiminoacetate Chemical compound CCOC(=O)C(=N/O)\C1=CSC(N)=N1 BTEPYCPXBCCSDL-YHYXMXQVSA-N 0.000 description 1
- XYIBRDXRRQCHLP-UHFFFAOYSA-N ethyl acetoacetate Chemical compound CCOC(=O)CC(C)=O XYIBRDXRRQCHLP-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 229960002518 gentamicin Drugs 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 125000005456 glyceride group Chemical group 0.000 description 1
- 229940047650 haemophilus influenzae Drugs 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 230000002140 halogenating effect Effects 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007918 intramuscular administration Methods 0.000 description 1
- 238000010255 intramuscular injection Methods 0.000 description 1
- 239000007927 intramuscular injection Substances 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- CTAPFRYPJLPFDF-UHFFFAOYSA-N isoxazole Chemical class C=1C=NOC=1 CTAPFRYPJLPFDF-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 229960003646 lysine Drugs 0.000 description 1
- 229960005357 lysine acetate Drugs 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 231100001095 no nephrotoxicity Toxicity 0.000 description 1
- 230000000269 nucleophilic effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 150000002960 penicillins Chemical class 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 239000008194 pharmaceutical composition Substances 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 229920003053 polystyrene-divinylbenzene Polymers 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 229940007042 proteus vulgaris Drugs 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 229940115939 shigella sonnei Drugs 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- VYPDUQYOLCLEGS-UHFFFAOYSA-M sodium;2-ethylhexanoate Chemical compound [Na+].CCCCC(CC)C([O-])=O VYPDUQYOLCLEGS-UHFFFAOYSA-M 0.000 description 1
- 239000012453 solvate Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 238000010254 subcutaneous injection Methods 0.000 description 1
- 239000007929 subcutaneous injection Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 239000002511 suppository base Substances 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 125000004055 thiomethyl group Chemical group [H]SC([H])([H])* 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
- C07D501/38—Methylene radicals, substituted by nitrogen atoms; Lactams thereof with the 2-carboxyl group; Methylene radicals substituted by nitrogen-containing hetero rings attached by the ring nitrogen atom; Quaternary compounds thereof
- C07D501/46—Methylene radicals, substituted by nitrogen atoms; Lactams thereof with the 2-carboxyl group; Methylene radicals substituted by nitrogen-containing hetero rings attached by the ring nitrogen atom; Quaternary compounds thereof with the 7-amino radical acylated by carboxylic acids containing hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
- C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
- C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D277/587—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with aliphatic hydrocarbon radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms, said aliphatic radicals being substituted in the alpha-position to the ring by a hetero atom, e.g. with m >= 0, Z being a singly or a doubly bound hetero atom
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Communicable Diseases (AREA)
- Pharmacology & Pharmacy (AREA)
- Oncology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0173881A AT369380B (de) | 1978-05-26 | 1981-04-16 | Verfahren zur herstellung von neuen cephalosporin-antibiotika |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2291178 | 1978-05-26 | ||
| AT383579A AT366698B (de) | 1978-05-26 | 1979-05-25 | Verfahren zur herstellung von neuen cephalosporinantibiotika |
| AT0173881A AT369380B (de) | 1978-05-26 | 1981-04-16 | Verfahren zur herstellung von neuen cephalosporin-antibiotika |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA173881A ATA173881A (de) | 1982-05-15 |
| AT369380B true AT369380B (de) | 1982-12-27 |
Family
ID=10187065
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0173881A AT369380B (de) | 1978-05-26 | 1981-04-16 | Verfahren zur herstellung von neuen cephalosporin-antibiotika |
| AT0173981A AT369381B (de) | 1978-05-26 | 1981-04-16 | Verfahren zur herstellung von neuen cephalosporin-antibiotika |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0173981A AT369381B (de) | 1978-05-26 | 1981-04-16 | Verfahren zur herstellung von neuen cephalosporin-antibiotika |
Country Status (10)
| Country | Link |
|---|---|
| JP (6) | JPS54154786A (en, 2012) |
| KR (2) | KR830000606B1 (en, 2012) |
| AT (2) | AT369380B (en, 2012) |
| BE (1) | BE876538A (en, 2012) |
| CA (1) | CA1132538A (en, 2012) |
| CY (1) | CY1168A (en, 2012) |
| GB (2) | GB2025398B (en, 2012) |
| HU (1) | HU184631B (en, 2012) |
| IT (1) | IT1210588B (en, 2012) |
| ZA (2) | ZA792581B (en, 2012) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE883453A (fr) * | 1979-05-25 | 1980-11-24 | Glaxo Group Ltd | Composes intermediaires pour la preparation de cephalosporines |
| ZA806977B (en) * | 1979-11-19 | 1981-10-28 | Fujisawa Pharmaceutical Co | 7-acylamino-3-vinylcephalosporanic acid derivatives and processes for the preparation thereof |
| DE3006888A1 (de) * | 1980-02-23 | 1981-09-10 | Hoechst Ag, 6000 Frankfurt | Cephalosporinderivate und verfahren zu ihrer herstellung |
| JPS5756486A (en) * | 1980-08-11 | 1982-04-05 | Fujisawa Pharmaceut Co Ltd | Novel cephem compound or its salt, their preparation and prophylactic or remedy for microbism containing the same as active ingredient |
| US4336253A (en) * | 1981-03-11 | 1982-06-22 | Eli Lilly And Company | Cephalosporin antibiotics |
| DE3207840A1 (de) * | 1982-03-04 | 1983-09-15 | Hoechst Ag, 6230 Frankfurt | "cephalosporinderivate und verfahren zu ihrer herstellung" |
| ATE30724T1 (de) | 1982-06-28 | 1987-11-15 | Bristol Myers Co | Cephalosporinderivate, verfahren zu ihrer herstellung und pharmazeutische zusammensetzungen die sie enthalten. |
| DE3239365A1 (de) * | 1982-10-23 | 1984-04-26 | Bayer Ag, 5090 Leverkusen | Neue cephalosporine und verfahren zu ihrer herstellung |
| EP0113568B1 (en) * | 1982-12-27 | 1990-04-04 | Eli Lilly And Company | Intermediates for the preparation of ceftazidine, and process for their preparation |
| DE3313818A1 (de) * | 1983-04-16 | 1984-10-18 | Hoechst Ag, 6230 Frankfurt | Neue kristallmodifikation von ceftazidim |
| GB8413152D0 (en) * | 1983-06-03 | 1984-06-27 | Ici Pharma | Cephalosporin derivatives |
| US4855420A (en) * | 1983-06-03 | 1989-08-08 | Ici Pharma | Cephalosporin derivatives |
| GB8406218D0 (en) * | 1984-03-09 | 1984-04-11 | Glaxo Group Ltd | Process |
| GB8410992D0 (en) * | 1984-04-30 | 1984-06-06 | Glaxo Group Ltd | Process |
| GB8410993D0 (en) * | 1984-04-30 | 1984-06-06 | Glaxo Group Ltd | Process |
| GB8410991D0 (en) * | 1984-04-30 | 1984-06-06 | Glaxo Group Ltd | Process |
| FI851934A7 (fi) * | 1984-05-30 | 1985-12-01 | Ici Plc | Kefalosporiinijohdannaisia. |
| CA1296012C (en) | 1986-03-19 | 1992-02-18 | Susumu Nakagawa | 6,7-dihydroxy-isoquinoline derivatives |
| KR0164458B1 (ko) * | 1995-04-04 | 1999-01-15 | 김은영 | 암모니오세팔로스포린 계열 항생제 및 그의 제조방법 |
| US5872249A (en) * | 1995-09-01 | 1999-02-16 | Korea Institute Of Science And Technology | 3-ammoniopropenyl cephalosporin compounds as antibacterial agents and process for preparing the same |
| JPH09110877A (ja) | 1995-10-17 | 1997-04-28 | Katayama Seiyakushiyo:Kk | セフェム化合物、その製造法及びそれを含有する抗菌剤 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS597717B2 (ja) * | 1976-09-08 | 1984-02-20 | 武田薬品工業株式会社 | セフアロスポリン誘導体およびその製造法 |
-
1979
- 1979-05-25 CY CY1168A patent/CY1168A/en unknown
- 1979-05-25 BE BE0/195381A patent/BE876538A/xx not_active IP Right Cessation
- 1979-05-25 GB GB7918488A patent/GB2025398B/en not_active Expired
- 1979-05-25 KR KR7901689A patent/KR830000606B1/ko not_active Expired
- 1979-05-25 ZA ZA792581A patent/ZA792581B/xx unknown
- 1979-05-25 HU HU79GA1287A patent/HU184631B/hu unknown
- 1979-05-25 ZA ZA807323A patent/ZA807323B/xx unknown
- 1979-05-25 JP JP6669579A patent/JPS54154786A/ja active Granted
- 1979-05-25 GB GB7918488A patent/GB2058791B/en not_active Expired
-
1980
- 1980-03-24 JP JP3813280A patent/JPS55149289A/ja active Pending
-
1981
- 1981-04-16 AT AT0173881A patent/AT369380B/de active
- 1981-04-16 AT AT0173981A patent/AT369381B/de not_active IP Right Cessation
- 1981-05-06 CA CA377,013A patent/CA1132538A/en not_active Expired
- 1981-11-06 IT IT8149648A patent/IT1210588B/it active
-
1983
- 1983-01-25 KR KR1019830000281A patent/KR830000835B1/ko not_active Expired
-
1985
- 1985-03-27 JP JP6315885A patent/JPS6127989A/ja active Granted
- 1985-03-27 JP JP6315985A patent/JPS6127990A/ja active Granted
- 1985-03-27 JP JP6315785A patent/JPS6127921A/ja active Granted
-
1987
- 1987-06-09 JP JP62142418A patent/JPS6322093A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2025398A (en) | 1980-01-23 |
| BE876538A (fr) | 1979-11-26 |
| JPS6127921A (ja) | 1986-02-07 |
| AT369381B (de) | 1982-12-27 |
| ZA792581B (en) | 1981-01-28 |
| ZA807323B (en) | 1981-02-25 |
| CY1168A (en) | 1983-06-10 |
| GB2025398B (en) | 1982-08-11 |
| JPS6127990A (ja) | 1986-02-07 |
| ATA173981A (de) | 1982-05-15 |
| CA1132538A (en) | 1982-09-28 |
| JPH0257073B2 (en, 2012) | 1990-12-03 |
| GB2058791B (en) | 1982-11-24 |
| JPH0257069B2 (en, 2012) | 1990-12-03 |
| JPS54154786A (en) | 1979-12-06 |
| KR830000606B1 (ko) | 1983-03-17 |
| IT1210588B (it) | 1989-09-14 |
| JPS625916B2 (en, 2012) | 1987-02-07 |
| ATA173881A (de) | 1982-05-15 |
| JPH0257554B2 (en, 2012) | 1990-12-05 |
| HU184631B (en) | 1984-09-28 |
| GB2058791A (en) | 1981-04-15 |
| JPS6127989A (ja) | 1986-02-07 |
| KR830000835B1 (ko) | 1983-04-20 |
| JPS6354689B2 (en, 2012) | 1988-10-28 |
| JPS55149289A (en) | 1980-11-20 |
| IT8149648A0 (it) | 1981-11-06 |
| JPS6322093A (ja) | 1988-01-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AT369380B (de) | Verfahren zur herstellung von neuen cephalosporin-antibiotika | |
| DE2921316C2 (de) | (6R, 7R)-7-[(Z)-2-(2-Aminothiazol-4-yl)-2- (2-carboxyprop-2-oximino)-acetamido]-3-(1-pyridiniummethyl) -ceph-3-em-4-carboxylat | |
| DE2760484C2 (en, 2012) | ||
| DE2727753C2 (en, 2012) | ||
| AT369749B (de) | Verfahren zur herstellung von neuen cephalosporinantibiotika | |
| DE2439880C3 (de) | (6R, 7R)-3-Carbamoyloxymethyl-7- [2-(fur-2-yl)-2methoxyiminoacetamido] -ceph-S-em^carbonsäure und Verfahren zur ihrer Herstellung | |
| CH647784A5 (de) | Cephalosporinantibiotika. | |
| DE2943427A1 (de) | Cephalosporinverbindungen | |
| DE3011038A1 (de) | Cephalosporinantibiotika | |
| CH649557A5 (de) | Cephalosporinantibiotika. | |
| CH649298A5 (de) | Cephalosporin-antibiotika. | |
| DE2943437A1 (de) | Cephalosporinverbindungen | |
| DE3784778T2 (de) | Cephemverbindungen, ihre herstellung und anwendung. | |
| AT391319B (de) | Verfahren zur herstellung von neuen cephalosporinverbindungen | |
| CH629211A5 (en) | Process for the preparation of the syn isomer or a mixture of syn isomer and anti isomer of 7beta-acylamido-ceph-3-em-4-carboxylic acids with antibiotic activity | |
| AT371474B (de) | Verfahren zur herstellung von neuen cephalosporinantibiotika | |
| AT371125B (de) | Verfahren zur herstellung von neuen cephalosporinantibiotika | |
| AT375662B (de) | Verfahren zur herstellung von neuen cephalosporinantibiotika | |
| AT375663B (de) | Verfahren zur herstellung von neuen cephalosporinantibiotika | |
| AT371126B (de) | Verfahren zur herstellung von neuen cephalosporin-antibiotika | |
| DE3323462A1 (de) | Cephalosporin-antibiotika | |
| CH646704A5 (en) | Cephalosporin antibiotics, their preparation, and pharmaceutical compositions containing them | |
| DE2921344A1 (de) | Cephalosporinantibiotika | |
| DE3342317A1 (de) | Cephalosporin-antibiotika | |
| CH634326A5 (de) | 2-hydroxyiminoacetamido-cephemcarbonsaeuren und ihre herstellung. |