DE3033868A1 - Verbesserung fuer ein cephalosporin-antibiotikum - Google Patents
Verbesserung fuer ein cephalosporin-antibiotikumInfo
- Publication number
- DE3033868A1 DE3033868A1 DE19803033868 DE3033868A DE3033868A1 DE 3033868 A1 DE3033868 A1 DE 3033868A1 DE 19803033868 DE19803033868 DE 19803033868 DE 3033868 A DE3033868 A DE 3033868A DE 3033868 A1 DE3033868 A1 DE 3033868A1
- Authority
- DE
- Germany
- Prior art keywords
- sodium salt
- ceph
- methoxyiminoacetamido
- fur
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000003115 biocidal effect Effects 0.000 title description 8
- 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
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 120
- 159000000000 sodium salts Chemical class 0.000 claims description 65
- 239000000243 solution Substances 0.000 claims description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 13
- 239000012453 solvate Substances 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 12
- 238000002329 infrared spectrum Methods 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 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 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 7
- 229910052708 sodium Inorganic materials 0.000 claims description 7
- 239000011734 sodium Substances 0.000 claims description 7
- 239000003814 drug Substances 0.000 claims description 6
- 150000007524 organic acids Chemical class 0.000 claims description 5
- 239000008194 pharmaceutical composition Substances 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- YBHZVPYSEUQIII-DYJQDLSISA-N (6r,7r)-3-(acetyloxymethyl)-7-[[(2z)-2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound N([C@@H]1C(N2C(=C(COC(C)=O)CS[C@@H]21)C(O)=O)=O)C(=O)\C(=N/OC)C1=CC=CO1 YBHZVPYSEUQIII-DYJQDLSISA-N 0.000 claims description 3
- 238000005169 Debye-Scherrer Methods 0.000 claims description 3
- 239000006286 aqueous extract Substances 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 2
- 238000007865 diluting Methods 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 238000000634 powder X-ray diffraction Methods 0.000 claims description 2
- 238000001665 trituration Methods 0.000 claims description 2
- IKWLIQXIPRUIDU-ZCFIWIBFSA-N (6r)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound OC(=O)C1=CCS[C@@H]2CC(=O)N12 IKWLIQXIPRUIDU-ZCFIWIBFSA-N 0.000 claims 1
- 238000011065 in-situ storage Methods 0.000 claims 1
- 235000015096 spirit Nutrition 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 22
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 21
- 239000000047 product Substances 0.000 description 20
- 238000001914 filtration Methods 0.000 description 12
- 239000003981 vehicle Substances 0.000 description 10
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- 239000000725 suspension Substances 0.000 description 8
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 6
- 229930186147 Cephalosporin Natural products 0.000 description 6
- 239000004480 active ingredient Substances 0.000 description 6
- 229940124587 cephalosporin Drugs 0.000 description 6
- VYPDUQYOLCLEGS-UHFFFAOYSA-M sodium;2-ethylhexanoate Chemical compound [Na+].CCCCC(CC)C([O-])=O VYPDUQYOLCLEGS-UHFFFAOYSA-M 0.000 description 6
- -1 cephalosporin compound Chemical class 0.000 description 5
- 150000001780 cephalosporins Chemical class 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 235000019198 oils Nutrition 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 241000220438 Arachis Species 0.000 description 3
- 235000003911 Arachis Nutrition 0.000 description 3
- LVGKNOAMLMIIKO-UHFFFAOYSA-N Elaidinsaeure-aethylester Natural products CCCCCCCCC=CCCCCCCCC(=O)OCC LVGKNOAMLMIIKO-UHFFFAOYSA-N 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 3
- 239000003242 anti bacterial agent Substances 0.000 description 3
- 229940088710 antibiotic agent Drugs 0.000 description 3
- LVGKNOAMLMIIKO-QXMHVHEDSA-N ethyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC LVGKNOAMLMIIKO-QXMHVHEDSA-N 0.000 description 3
- 229940093471 ethyl oleate Drugs 0.000 description 3
- 229940075507 glyceryl monostearate Drugs 0.000 description 3
- 239000001788 mono and diglycerides of fatty acids Substances 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 239000003223 protective agent Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 239000000375 suspending agent Substances 0.000 description 3
- 235000015112 vegetable and seed oil Nutrition 0.000 description 3
- 239000008158 vegetable oil Substances 0.000 description 3
- ZLEFZTUTNYSJIU-DXVYGPEISA-N (6r,7r)-7-[[(2z)-2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound N([C@@H]1C(N2C(=CCS[C@@H]21)C(O)=O)=O)C(=O)\C(=N/OC)C1=CC=CO1 ZLEFZTUTNYSJIU-DXVYGPEISA-N 0.000 description 2
- CFKMVGJGLGKFKI-UHFFFAOYSA-N 4-chloro-m-cresol Chemical compound CC1=CC(O)=CC=C1Cl CFKMVGJGLGKFKI-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229930182555 Penicillin Natural products 0.000 description 2
- 229920001214 Polysorbate 60 Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000010933 acylation Effects 0.000 description 2
- 238000005917 acylation reaction Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- CEGOLXSVJUTHNZ-UHFFFAOYSA-K aluminium tristearate Chemical compound [Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CEGOLXSVJUTHNZ-UHFFFAOYSA-K 0.000 description 2
- 229940083916 aluminum distearate Drugs 0.000 description 2
- 229940063655 aluminum stearate Drugs 0.000 description 2
- RDIVANOKKPKCTO-UHFFFAOYSA-K aluminum;octadecanoate;hydroxide Chemical compound [OH-].[Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O RDIVANOKKPKCTO-UHFFFAOYSA-K 0.000 description 2
- 244000052616 bacterial pathogen Species 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 2
- 239000000825 pharmaceutical preparation Substances 0.000 description 2
- 229940127557 pharmaceutical product Drugs 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 239000001818 polyoxyethylene sorbitan monostearate Substances 0.000 description 2
- 235000010989 polyoxyethylene sorbitan monostearate Nutrition 0.000 description 2
- 229940113124 polysorbate 60 Drugs 0.000 description 2
- IEIKPODTKJIHEO-SLNRBSCKSA-M sodium;(6r,7r)-3-(acetyloxymethyl)-7-[[(2z)-2-(furan-2-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate Chemical compound [Na+].N([C@@H]1C(N2C(=C(COC(C)=O)CS[C@@H]21)C([O-])=O)=O)C(=O)\C(=N/OC)C1=CC=CO1 IEIKPODTKJIHEO-SLNRBSCKSA-M 0.000 description 2
- HIEHAIZHJZLEPQ-UHFFFAOYSA-M sodium;naphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 HIEHAIZHJZLEPQ-UHFFFAOYSA-M 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 239000008174 sterile solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 150000003626 triacylglycerols Chemical class 0.000 description 2
- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical compound OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 1
- HCJIHHSBMCGTGF-TWGQIWQCSA-N (2z)-2-(furan-2-yl)-2-methoxyiminoacetyl chloride Chemical compound CO\N=C(/C(Cl)=O)C1=CC=CO1 HCJIHHSBMCGTGF-TWGQIWQCSA-N 0.000 description 1
- IQXJCCZJOIKIAD-UHFFFAOYSA-N 1-(2-methoxyethoxy)hexadecane Chemical compound CCCCCCCCCCCCCCCCOCCOC IQXJCCZJOIKIAD-UHFFFAOYSA-N 0.000 description 1
- 108020004256 Beta-lactamase Proteins 0.000 description 1
- SGHZXLIDFTYFHQ-UHFFFAOYSA-L Brilliant Blue Chemical compound [Na+].[Na+].C=1C=C(C(=C2C=CC(C=C2)=[N+](CC)CC=2C=C(C=CC=2)S([O-])(=O)=O)C=2C(=CC=CC=2)S([O-])(=O)=O)C=CC=1N(CC)CC1=CC=CC(S([O-])(=O)=O)=C1 SGHZXLIDFTYFHQ-UHFFFAOYSA-L 0.000 description 1
- CJEJHBQUDVQZDM-HMWQQQEHSA-N COC(=O)C1=CCS[C@H]2N1C(C2NC(\C(=N/OC)\C=1OC=CC=1)=O)=O Chemical compound COC(=O)C1=CCS[C@H]2N1C(C2NC(\C(=N/OC)\C=1OC=CC=1)=O)=O CJEJHBQUDVQZDM-HMWQQQEHSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 102100039696 Glutamate-cysteine ligase catalytic subunit Human genes 0.000 description 1
- 101001034527 Homo sapiens Glutamate-cysteine ligase catalytic subunit Proteins 0.000 description 1
- 241000124008 Mammalia Species 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- QHWPPZSUNPQAGK-QNAZOHPASA-M O1C(=CC=C1)/C(/C(=O)N[C@H]1[C@@H]2N(C(=CCS2)C(=O)[O-])C1=O)=N/OC.[Na+] Chemical compound O1C(=CC=C1)/C(/C(=O)N[C@H]1[C@@H]2N(C(=CCS2)C(=O)[O-])C1=O)=N/OC.[Na+] QHWPPZSUNPQAGK-QNAZOHPASA-M 0.000 description 1
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- HVUMOYIDDBPOLL-XWVZOOPGSA-N Sorbitan monostearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O HVUMOYIDDBPOLL-XWVZOOPGSA-N 0.000 description 1
- 239000004098 Tetracycline Substances 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 229940040526 anhydrous sodium acetate Drugs 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000008135 aqueous vehicle Substances 0.000 description 1
- 235000013871 bee wax Nutrition 0.000 description 1
- 239000012166 beeswax Substances 0.000 description 1
- 102000006635 beta-lactamase Human genes 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- JFPVXVDWJQMJEE-IZRZKJBUSA-N cefuroxime Chemical group N([C@@H]1C(N2C(=C(COC(N)=O)CS[C@@H]21)C(O)=O)=O)C(=O)\C(=N/OC)C1=CC=CO1 JFPVXVDWJQMJEE-IZRZKJBUSA-N 0.000 description 1
- 229960001668 cefuroxime Drugs 0.000 description 1
- 239000007765 cera alba Substances 0.000 description 1
- 229950009789 cetomacrogol 1000 Drugs 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229960002242 chlorocresol Drugs 0.000 description 1
- 229940110456 cocoa butter Drugs 0.000 description 1
- 235000019868 cocoa butter Nutrition 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000003246 corticosteroid Substances 0.000 description 1
- 239000002385 cottonseed oil Substances 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000001030 gas--liquid chromatography Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 125000005456 glyceride group Chemical group 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 229940060184 oil ingredients Drugs 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 150000002960 penicillins Chemical class 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- MFDFERRIHVXMIY-UHFFFAOYSA-N procaine Chemical compound CCN(CC)CCOC(=O)C1=CC=C(N)C=C1 MFDFERRIHVXMIY-UHFFFAOYSA-N 0.000 description 1
- 229960004919 procaine Drugs 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 150000004671 saturated fatty acids Chemical class 0.000 description 1
- 235000003441 saturated fatty acids Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000001587 sorbitan monostearate Substances 0.000 description 1
- 235000011076 sorbitan monostearate Nutrition 0.000 description 1
- 229940035048 sorbitan monostearate Drugs 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 239000002511 suppository base Substances 0.000 description 1
- 235000019364 tetracycline Nutrition 0.000 description 1
- 150000003522 tetracyclines Chemical class 0.000 description 1
- 229940040944 tetracyclines Drugs 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000008215 water for injection Substances 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
- A61K31/542—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame ortho- or peri-condensed with heterocyclic ring systems
- A61K31/545—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, cefaclor, or cephalexine
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7931379 | 1979-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3033868A1 true DE3033868A1 (de) | 1981-04-02 |
Family
ID=10507735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803033868 Withdrawn DE3033868A1 (de) | 1979-09-10 | 1980-09-09 | Verbesserung fuer ein cephalosporin-antibiotikum |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4341777A (OSRAM) |
| JP (1) | JPS5645486A (OSRAM) |
| AU (1) | AU6216080A (OSRAM) |
| BE (1) | BE885143A (OSRAM) |
| DE (1) | DE3033868A1 (OSRAM) |
| DK (1) | DK382580A (OSRAM) |
| FR (1) | FR2464960A1 (OSRAM) |
| GB (1) | GB2061922B (OSRAM) |
| IT (1) | IT1128177B (OSRAM) |
| NL (1) | NL8005072A (OSRAM) |
| NZ (1) | NZ194895A (OSRAM) |
| ZA (1) | ZA805556B (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60120886A (ja) * | 1983-12-02 | 1985-06-28 | Takeda Chem Ind Ltd | セフェムカルボン酸のナトリウム塩の結晶 |
| US6930983B2 (en) * | 2000-03-15 | 2005-08-16 | Texas Instruments Incorporated | Integrated circuits, systems, apparatus, packets and processes utilizing path diversity for media over packet applications |
| US6911441B2 (en) | 2002-12-16 | 2005-06-28 | Akzo Nobel N.V. | Prolonged release pharmaceutical composition |
| EP3764485A1 (en) | 2019-07-12 | 2021-01-13 | Ratier-Figeac SAS | Brush assembly |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1399086A (en) * | 1971-05-14 | 1975-06-25 | Glaxo Lab Ltd | Cephalosporin compounds |
| US3974153A (en) * | 1971-05-14 | 1976-08-10 | Glaxo Laboratories Limited | 7-Hydrocarbonoxy imino-acetamido-3-carbamoyloxy methylceph-3-em-4 carboxylic acids |
| US3971778A (en) * | 1972-05-12 | 1976-07-27 | Glaxo Laboratories Limited | Cephalosporins having (α-etherified oximino)acylamido groups at the 7-position |
| GB1453049A (en) * | 1973-08-21 | 1976-10-20 | Glaxo Lab Ltd | Cephalosporing antibiotics |
| IT1162442B (it) * | 1978-01-17 | 1987-04-01 | Glaxo Group Ltd | Procedimento per preparare il sale sodico di cefurossima in forma cristallina |
-
1980
- 1980-09-05 US US06/184,383 patent/US4341777A/en not_active Expired - Lifetime
- 1980-09-09 IT IT49634/80A patent/IT1128177B/it active
- 1980-09-09 DK DK382580A patent/DK382580A/da not_active Application Discontinuation
- 1980-09-09 DE DE19803033868 patent/DE3033868A1/de not_active Withdrawn
- 1980-09-09 NZ NZ194895A patent/NZ194895A/xx unknown
- 1980-09-09 ZA ZA00805556A patent/ZA805556B/xx unknown
- 1980-09-09 AU AU62160/80A patent/AU6216080A/en not_active Abandoned
- 1980-09-09 BE BE0/202033A patent/BE885143A/fr not_active IP Right Cessation
- 1980-09-09 GB GB8029059A patent/GB2061922B/en not_active Expired
- 1980-09-09 JP JP12523980A patent/JPS5645486A/ja active Pending
- 1980-09-09 FR FR8019396A patent/FR2464960A1/fr active Granted
- 1980-09-09 NL NL8005072A patent/NL8005072A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1128177B (it) | 1986-05-28 |
| FR2464960B1 (OSRAM) | 1984-02-10 |
| AU6216080A (en) | 1981-03-19 |
| US4341777A (en) | 1982-07-27 |
| NZ194895A (en) | 1983-07-15 |
| IT8049634A0 (it) | 1980-09-09 |
| BE885143A (fr) | 1981-03-09 |
| DK382580A (da) | 1981-03-11 |
| NL8005072A (nl) | 1981-03-12 |
| FR2464960A1 (fr) | 1981-03-20 |
| JPS5645486A (en) | 1981-04-25 |
| GB2061922A (en) | 1981-05-20 |
| GB2061922B (en) | 1983-12-14 |
| ZA805556B (en) | 1982-04-28 |
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| 8139 | Disposal/non-payment of the annual fee |