CH616683A5 - Process for the preparation of cephalosporins - Google Patents
Process for the preparation of cephalosporins Download PDFInfo
- Publication number
- CH616683A5 CH616683A5 CH1005975A CH1005975A CH616683A5 CH 616683 A5 CH616683 A5 CH 616683A5 CH 1005975 A CH1005975 A CH 1005975A CH 1005975 A CH1005975 A CH 1005975A CH 616683 A5 CH616683 A5 CH 616683A5
- Authority
- CH
- Switzerland
- Prior art keywords
- methyl
- hydroxy
- oxo
- cephem
- dihydro
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 44
- 238000002360 preparation method Methods 0.000 title claims description 31
- 150000001780 cephalosporins Chemical class 0.000 title claims description 22
- 229930186147 Cephalosporin Natural products 0.000 title claims description 19
- 229940124587 cephalosporin Drugs 0.000 title claims description 19
- -1 alkali metal cation Chemical class 0.000 claims description 194
- FZDRVLJSDYQRPO-HWZXHQHMSA-N (6r)-4-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound OC(=O)C1=CC(C)S[C@@H]2CC(=O)N21 FZDRVLJSDYQRPO-HWZXHQHMSA-N 0.000 claims description 70
- 150000001875 compounds Chemical class 0.000 claims description 39
- 125000001424 substituent group Chemical group 0.000 claims description 26
- 239000001257 hydrogen Substances 0.000 claims description 25
- 229910052739 hydrogen Inorganic materials 0.000 claims description 25
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 25
- 239000002253 acid Substances 0.000 claims description 22
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 19
- 125000000175 2-thienyl group Chemical group S1C([*])=C([H])C([H])=C1[H] 0.000 claims description 10
- 150000002431 hydrogen Chemical class 0.000 claims description 10
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 9
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- 229910052783 alkali metal Inorganic materials 0.000 claims description 7
- 125000001541 3-thienyl group Chemical group S1C([H])=C([*])C([H])=C1[H] 0.000 claims description 6
- CJDXQHXLUSJTMO-UHFFFAOYSA-N 4-methyl-3-sulfanylidene-1,2,4-triazinane-5,6-dione Chemical compound CN1C(S)=NN=C(O)C1=O CJDXQHXLUSJTMO-UHFFFAOYSA-N 0.000 claims description 5
- 125000006503 p-nitrobenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1[N+]([O-])=O)C([H])([H])* 0.000 claims description 5
- 125000003541 2-chlorobenzoyl group Chemical group ClC1=C(C(=O)*)C=CC=C1 0.000 claims description 4
- ZWTPALHHEULAPI-UHFFFAOYSA-N 3-methylsulfonyl-2-oxoimidazolidine-1-carbonyl chloride Chemical compound CS(=O)(=O)N1CCN(C(Cl)=O)C1=O ZWTPALHHEULAPI-UHFFFAOYSA-N 0.000 claims description 4
- 125000000242 4-chlorobenzoyl group Chemical group ClC1=CC=C(C(=O)*)C=C1 0.000 claims description 4
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 claims description 4
- 125000005982 diphenylmethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims description 4
- JIQBLONORFFMKH-UHFFFAOYSA-N n-methyl-n-(methylcarbamoyl)carbamoyl chloride Chemical compound CNC(=O)N(C)C(Cl)=O JIQBLONORFFMKH-UHFFFAOYSA-N 0.000 claims description 4
- 125000006633 tert-butoxycarbonylamino group Chemical group 0.000 claims description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 4
- FYADHXFMURLYQI-UHFFFAOYSA-N 1,2,4-triazine Chemical compound C1=CN=NC=N1 FYADHXFMURLYQI-UHFFFAOYSA-N 0.000 claims description 3
- 125000000453 2,2,2-trichloroethyl group Chemical group [H]C([H])(*)C(Cl)(Cl)Cl 0.000 claims description 3
- 125000002941 2-furyl group Chemical group O1C([*])=C([H])C([H])=C1[H] 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 125000002252 acyl group Chemical group 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 3
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 claims description 3
- 125000002541 furyl group Chemical group 0.000 claims description 3
- 125000006331 halo benzoyl group Chemical group 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 125000005059 halophenyl group Chemical group 0.000 claims description 3
- 125000000623 heterocyclic group Chemical group 0.000 claims description 3
- 125000004170 methylsulfonyl group Chemical group [H]C([H])([H])S(*)(=O)=O 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- UYWQUFXKFGHYNT-UHFFFAOYSA-N phenylmethyl ester of formic acid Natural products O=COCC1=CC=CC=C1 UYWQUFXKFGHYNT-UHFFFAOYSA-N 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 239000011593 sulfur Substances 0.000 claims description 3
- 125000005931 tert-butyloxycarbonyl group Chemical group [H]C([H])([H])C(OC(*)=O)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 3
- KJUGUADJHNHALS-UHFFFAOYSA-N 1H-tetrazole Substances C=1N=NNN=1 KJUGUADJHNHALS-UHFFFAOYSA-N 0.000 claims description 2
- 125000001917 2,4-dinitrophenyl group Chemical group [H]C1=C([H])C(=C([H])C(=C1*)[N+]([O-])=O)[N+]([O-])=O 0.000 claims description 2
- 125000004202 aminomethyl group Chemical group [H]N([H])C([H])([H])* 0.000 claims description 2
- 125000003354 benzotriazolyl group Chemical group N1N=NC2=C1C=CC=C2* 0.000 claims description 2
- 239000012948 isocyanate Substances 0.000 claims description 2
- JQZOWMZABYXALC-UHFFFAOYSA-N n-(2-chlorobenzoyl)-n-methylcarbamoyl chloride Chemical compound ClC(=O)N(C)C(=O)C1=CC=CC=C1Cl JQZOWMZABYXALC-UHFFFAOYSA-N 0.000 claims description 2
- HSHGZXNAXBPPDL-IOJJLOCKSA-N (6r)-3-(acetyloxymethyl)-7-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(N)[C@@H]12 HSHGZXNAXBPPDL-IOJJLOCKSA-N 0.000 claims 3
- BAVYZALUXZFZLV-UHFFFAOYSA-N mono-methylamine Natural products NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 claims 3
- 125000006239 protecting group Chemical group 0.000 claims 3
- JYWBSWSHTPGXEW-ABIUDSBCSA-N (6R)-4-acetamido-3-(acetyloxymethyl)-8-oxo-7-thiophen-2-yl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound S1C(=CC=C1)C1[C@@H]2N(C(=C(C(S2)NC(C)=O)COC(C)=O)C(=O)O)C1=O JYWBSWSHTPGXEW-ABIUDSBCSA-N 0.000 claims 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 2
- YGBFLZPYDUKSPT-MRVPVSSYSA-N cephalosporanic acid Chemical compound S1CC(COC(=O)C)=C(C(O)=O)N2C(=O)C[C@H]21 YGBFLZPYDUKSPT-MRVPVSSYSA-N 0.000 claims 2
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 claims 2
- ZIGGXTREEBCIPO-VMBOVVBDSA-N (6R)-4-acetamido-3-(acetyloxymethyl)-7-(2,5-dichlorophenyl)sulfanyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound ClC1=C(C=C(C=C1)Cl)SC1[C@@H]2N(C(=C(C(S2)NC(C)=O)COC(C)=O)C(=O)O)C1=O ZIGGXTREEBCIPO-VMBOVVBDSA-N 0.000 claims 1
- UTSDZIDFBMBXNA-BFHBGLAWSA-N (6r)-4-acetamido-3-(acetyloxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound OC(=O)C1=C(COC(C)=O)C(NC(=O)C)S[C@@H]2CC(=O)N21 UTSDZIDFBMBXNA-BFHBGLAWSA-N 0.000 claims 1
- LJCWONGJFPCTTL-ZETCQYMHSA-N L-4-hydroxyphenylglycine Chemical class OC(=O)[C@@H](N)C1=CC=C(O)C=C1 LJCWONGJFPCTTL-ZETCQYMHSA-N 0.000 claims 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 125000000612 phthaloyl group Chemical group C(C=1C(C(=O)*)=CC=CC1)(=O)* 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 134
- 239000000243 solution Substances 0.000 description 81
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 75
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 60
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 60
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 51
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 51
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 46
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 39
- 239000002244 precipitate Substances 0.000 description 27
- 239000007787 solid Substances 0.000 description 26
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 25
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 24
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 22
- 239000000843 powder Substances 0.000 description 22
- 238000006243 chemical reaction Methods 0.000 description 20
- 239000000047 product Substances 0.000 description 20
- 239000010410 layer Substances 0.000 description 19
- 239000000706 filtrate Substances 0.000 description 17
- 239000011541 reaction mixture Substances 0.000 description 17
- 238000003756 stirring Methods 0.000 description 17
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 14
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 14
- 235000017557 sodium bicarbonate Nutrition 0.000 description 12
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 10
- LWFWUJCJKPUZLV-UHFFFAOYSA-N n-trimethylsilylacetamide Chemical compound CC(=O)N[Si](C)(C)C LWFWUJCJKPUZLV-UHFFFAOYSA-N 0.000 description 10
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- 230000003115 biocidal effect Effects 0.000 description 6
- 150000002148 esters Chemical group 0.000 description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 125000001544 thienyl group Chemical group 0.000 description 6
- WFIYPADYPQQLNN-UHFFFAOYSA-N 2-[2-(4-bromopyrazol-1-yl)ethyl]isoindole-1,3-dione Chemical compound C1=C(Br)C=NN1CCN1C(=O)C2=CC=CC=C2C1=O WFIYPADYPQQLNN-UHFFFAOYSA-N 0.000 description 5
- HSHGZXNAXBPPDL-HZGVNTEJSA-N 7beta-aminocephalosporanic acid Chemical compound S1CC(COC(=O)C)=C(C([O-])=O)N2C(=O)[C@@H]([NH3+])[C@@H]12 HSHGZXNAXBPPDL-HZGVNTEJSA-N 0.000 description 5
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 5
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 5
- 235000019341 magnesium sulphate Nutrition 0.000 description 5
- 239000012044 organic layer Substances 0.000 description 5
- 150000003254 radicals Chemical group 0.000 description 5
- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 description 4
- 239000008346 aqueous phase Substances 0.000 description 4
- 125000006297 carbonyl amino group Chemical group [H]N([*:2])C([*:1])=O 0.000 description 4
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 4
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000004809 thin layer chromatography Methods 0.000 description 4
- CWWPRUSTCGPZGJ-NQPNHJOESA-N (6r)-4-methyl-5-thia-1-azabicyclo[4.2.0]oct-2-en-8-one Chemical compound C1=CC(C)S[C@@H]2CC(=O)N21 CWWPRUSTCGPZGJ-NQPNHJOESA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 241000588724 Escherichia coli Species 0.000 description 3
- 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 3
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000005457 ice water Substances 0.000 description 3
- 239000002198 insoluble material Substances 0.000 description 3
- 239000000543 intermediate Substances 0.000 description 3
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 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 description 2
- NXJZQSRAFBHNLI-UHFFFAOYSA-N 2-oxoimidazolidine-1-carbonyl chloride Chemical compound ClC(=O)N1CCNC1=O NXJZQSRAFBHNLI-UHFFFAOYSA-N 0.000 description 2
- SOFPIAMTOZWXKT-UHFFFAOYSA-N 2h-1,2,4-triazine-3-thione Chemical class SC1=NC=CN=N1 SOFPIAMTOZWXKT-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 230000010933 acylation Effects 0.000 description 2
- 238000005917 acylation reaction Methods 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical group BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Chemical group 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 125000004093 cyano group Chemical group *C#N 0.000 description 2
- WYACBZDAHNBPPB-UHFFFAOYSA-N diethyl oxalate Chemical compound CCOC(=O)C(=O)OCC WYACBZDAHNBPPB-UHFFFAOYSA-N 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 125000004356 hydroxy functional group Chemical group O* 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 125000005633 phthalidyl group Chemical group 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- QYTSUPOWBKOVPV-FFUOHJMMSA-M sodium (6R)-4-acetamido-3-(acetyloxymethyl)-8-oxo-7-thiophen-2-yl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate Chemical compound [Na+].S1C(=CC=C1)C1[C@@H]2N(C(=C(C(S2)NC(C)=O)COC(C)=O)C(=O)[O-])C1=O QYTSUPOWBKOVPV-FFUOHJMMSA-M 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- CNAGMNMBHMQZPF-MKTAYPAQSA-N (6R)-3-(acetyloxymethyl)-7-[(2-hydroxy-2-phenylacetyl)amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound C(C(O)C1=CC=CC=C1)(=O)NC1[C@@H]2N(C(=C(CS2)COC(C)=O)C(=O)O)C1=O CNAGMNMBHMQZPF-MKTAYPAQSA-N 0.000 description 1
- GHNXUGNEOZPUDC-YNWGTXOUSA-N (6R)-3-acetyloxy-7-formamido-4-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound C(=O)NC1[C@@H]2N(C(=C(C(S2)C)OC(C)=O)C(=O)O)C1=O GHNXUGNEOZPUDC-YNWGTXOUSA-N 0.000 description 1
- NFEYMULCGHAWSZ-FBMWCMRBSA-N (6r)-3-(acetyloxymethyl)-7-[[2-(2,5-dichlorophenyl)sulfanylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound C1([C@@H]2N(C1=O)C(=C(CS2)COC(=O)C)C(O)=O)NC(=O)CSC1=CC(Cl)=CC=C1Cl NFEYMULCGHAWSZ-FBMWCMRBSA-N 0.000 description 1
- 125000006273 (C1-C3) alkyl group Chemical group 0.000 description 1
- 125000006699 (C1-C3) hydroxyalkyl group Chemical group 0.000 description 1
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 1
- PNJBXRVMRQIFKK-UHFFFAOYSA-N 1,4-dihydrotriazine Chemical compound C1C=CNN=N1 PNJBXRVMRQIFKK-UHFFFAOYSA-N 0.000 description 1
- AHEKENQPEQYCMG-UHFFFAOYSA-N 1-methyl-1,3-diazinane Chemical compound CN1CCCNC1 AHEKENQPEQYCMG-UHFFFAOYSA-N 0.000 description 1
- ZBHRCOWHFHJZFP-UHFFFAOYSA-N 1-methylsulfonylimidazole Chemical compound CS(=O)(=O)N1C=CN=C1 ZBHRCOWHFHJZFP-UHFFFAOYSA-N 0.000 description 1
- YUWVMABNHZEMGO-UHFFFAOYSA-N 1-trimethylsilylpyrrolidine-2,5-dione Chemical compound C[Si](C)(C)N1C(=O)CCC1=O YUWVMABNHZEMGO-UHFFFAOYSA-N 0.000 description 1
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 1
- 125000006282 2-chlorobenzyl group Chemical group [H]C1=C([H])C(Cl)=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- KKZUMAMOMRDVKA-UHFFFAOYSA-N 2-chloropropane Chemical group [CH2]C(C)Cl KKZUMAMOMRDVKA-UHFFFAOYSA-N 0.000 description 1
- 125000001731 2-cyanoethyl group Chemical group [H]C([H])(*)C([H])([H])C#N 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- JMTMSDXUXJISAY-UHFFFAOYSA-N 2H-benzotriazol-4-ol Chemical compound OC1=CC=CC2=C1N=NN2 JMTMSDXUXJISAY-UHFFFAOYSA-N 0.000 description 1
- QOXOZONBQWIKDA-UHFFFAOYSA-N 3-hydroxypropyl Chemical group [CH2]CCO QOXOZONBQWIKDA-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 125000002672 4-bromobenzoyl group Chemical group BrC1=CC=C(C(=O)*)C=C1 0.000 description 1
- LFYOIWKDYNCFNR-UHFFFAOYSA-N 4-ethyl-3-sulfanylidene-1,2,4-triazinane-5,6-dione Chemical compound CCN1C(S)=NN=C(O)C1=O LFYOIWKDYNCFNR-UHFFFAOYSA-N 0.000 description 1
- YPSGTHBWMUSANL-UHFFFAOYSA-N 4-methyl-1h-1,2,4-triazine-5,6-dione Chemical compound CN1C=NNC(=O)C1=O YPSGTHBWMUSANL-UHFFFAOYSA-N 0.000 description 1
- PTVZQOAHCSKAAS-UHFFFAOYSA-N 4-methyl-3-thiosemicarbazide Chemical compound CNC(=S)NN PTVZQOAHCSKAAS-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- WZVVOMNDXUNTFR-KZQQHFKESA-N CC1C(=C(N2[C@H](S1)C(C2=O)NC(=O)C(C3=CC=CC=C3)O)C(=O)O)SC4=NNC(=O)C(=O)N4C Chemical compound CC1C(=C(N2[C@H](S1)C(C2=O)NC(=O)C(C3=CC=CC=C3)O)C(=O)O)SC4=NNC(=O)C(=O)N4C WZVVOMNDXUNTFR-KZQQHFKESA-N 0.000 description 1
- JGLMVXWAHNTPRF-CMDGGOBGSA-N CCN1N=C(C)C=C1C(=O)NC1=NC2=CC(=CC(OC)=C2N1C\C=C\CN1C(NC(=O)C2=CC(C)=NN2CC)=NC2=CC(=CC(OCCCN3CCOCC3)=C12)C(N)=O)C(N)=O Chemical class CCN1N=C(C)C=C1C(=O)NC1=NC2=CC(=CC(OC)=C2N1C\C=C\CN1C(NC(=O)C2=CC(C)=NN2CC)=NC2=CC(=CC(OCCCN3CCOCC3)=C12)C(N)=O)C(N)=O JGLMVXWAHNTPRF-CMDGGOBGSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 235000004694 Eucalyptus leucoxylon Nutrition 0.000 description 1
- 244000166102 Eucalyptus leucoxylon Species 0.000 description 1
- UYBSQMGPXYQBMU-GUNDQUCTSA-N FC(C(=O)O)(F)F.CC1S[C@H]2N(C(=C1)C(=O)O)C(C2)=O Chemical class FC(C(=O)O)(F)F.CC1S[C@H]2N(C(=C1)C(=O)O)C(C2)=O UYBSQMGPXYQBMU-GUNDQUCTSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229930182555 Penicillin Natural products 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
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 241000191967 Staphylococcus aureus Species 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- XAKBSHICSHRJCL-UHFFFAOYSA-N [CH2]C(=O)C1=CC=CC=C1 Chemical group [CH2]C(=O)C1=CC=CC=C1 XAKBSHICSHRJCL-UHFFFAOYSA-N 0.000 description 1
- DKDJZVJSZSKWGT-UHFFFAOYSA-M [Na+].COC(=O)C=C(C)NC(C1=CC=C(C=C1)O[Si](C)(C)C)C(=O)[O-] Chemical compound [Na+].COC(=O)C=C(C)NC(C1=CC=C(C=C1)O[Si](C)(C)C)C(=O)[O-] DKDJZVJSZSKWGT-UHFFFAOYSA-M 0.000 description 1
- 125000000738 acetamido group Chemical group [H]C([H])([H])C(=O)N([H])[*] 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000304 alkynyl group Chemical group 0.000 description 1
- PRKQVKDSMLBJBJ-UHFFFAOYSA-N ammonium carbonate Chemical class N.N.OC(O)=O PRKQVKDSMLBJBJ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 125000005997 bromomethyl group Chemical group 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 125000004063 butyryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 125000002668 chloroacetyl group Chemical group ClCC(=O)* 0.000 description 1
- 125000004218 chloromethyl group Chemical group [H]C([H])(Cl)* 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000007257 deesterification reaction Methods 0.000 description 1
- 229960003887 dichlorophen Drugs 0.000 description 1
- XXBDWLFCJWSEKW-UHFFFAOYSA-N dimethylbenzylamine Chemical compound CN(C)CC1=CC=CC=C1 XXBDWLFCJWSEKW-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 239000002024 ethyl acetate extract Substances 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- NPZTUJOABDZTLV-UHFFFAOYSA-N hydroxybenzotriazole Substances O=C1C=CC=C2NNN=C12 NPZTUJOABDZTLV-UHFFFAOYSA-N 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- XMJHPCRAQCTCFT-UHFFFAOYSA-N methyl chloroformate Chemical compound COC(Cl)=O XMJHPCRAQCTCFT-UHFFFAOYSA-N 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- RAGLEQCHKYDVPY-UHFFFAOYSA-N n-(4-chlorobenzoyl)-n-methylcarbamoyl chloride Chemical compound ClC(=O)N(C)C(=O)C1=CC=C(Cl)C=C1 RAGLEQCHKYDVPY-UHFFFAOYSA-N 0.000 description 1
- 125000006606 n-butoxy group Chemical group 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000004816 paper chromatography Methods 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- RPACBEVZENYWOL-XFULWGLBSA-M sodium;(2r)-2-[6-(4-chlorophenoxy)hexyl]oxirane-2-carboxylate Chemical compound [Na+].C=1C=C(Cl)C=CC=1OCCCCCC[C@]1(C(=O)[O-])CO1 RPACBEVZENYWOL-XFULWGLBSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003419 tautomerization reaction Methods 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- C07D501/36—Methylene radicals, substituted by sulfur atoms
-
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US49414874A | 1974-08-02 | 1974-08-02 | |
US58392475A | 1975-06-10 | 1975-06-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH616683A5 true CH616683A5 (en) | 1980-04-15 |
Family
ID=27051316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1005975A CH616683A5 (en) | 1974-08-02 | 1975-07-31 | Process for the preparation of cephalosporins |
Country Status (22)
Country | Link |
---|---|
JP (1) | JPS6123195B2 (ro) |
AR (1) | AR210998A1 (ro) |
AT (1) | AT347580B (ro) |
BG (1) | BG26395A3 (ro) |
CA (1) | CA1100129A (ro) |
CH (1) | CH616683A5 (ro) |
CS (1) | CS189716B2 (ro) |
DD (1) | DD121114A5 (ro) |
DE (1) | DE2534071A1 (ro) |
DK (1) | DK343275A (ro) |
FR (1) | FR2280381A1 (ro) |
GB (1) | GB1521073A (ro) |
HU (1) | HU174130B (ro) |
IE (1) | IE41590B1 (ro) |
IL (1) | IL47802A (ro) |
NL (1) | NL7509053A (ro) |
PH (1) | PH16078A (ro) |
PL (1) | PL95607B1 (ro) |
RO (1) | RO72980A (ro) |
SE (1) | SE426830B (ro) |
SU (1) | SU755200A3 (ro) |
YU (1) | YU197075A (ro) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4348518A (en) | 1974-05-05 | 1982-09-07 | Hoffmann-La Roche Inc. | Cephalosporins |
JPS50141233U (ro) * | 1974-05-08 | 1975-11-20 | ||
CA1083141A (en) * | 1977-03-07 | 1980-08-05 | Lowell D. Hatfield | Cephalosporin displacement reaction |
GB1599232A (en) * | 1977-06-03 | 1981-09-30 | Hoffmann La Roche | 7-(2-oximinoacetamido)-cephalosporin derivatives |
US4200745A (en) * | 1977-12-20 | 1980-04-29 | Eli Lilly And Company | 7[2-(2-Aminothiazol-4-yl)-2-alkoxyimino]acetamido 3[4-alkyl-5-oxo-6-hydroxy-3,4 dihydro 1,2,4-triazin 3-yl]thio methyl cephalosporins |
MC1259A1 (fr) * | 1978-05-30 | 1980-01-14 | Hoffmann La Roche | Derives acyles |
DK225179A (da) | 1978-06-22 | 1979-12-23 | Chugai Pharmaceutical Co Ltd | Fremgangsmaade til fremstilling af cephalosporinderivater |
FI782683A (fi) * | 1978-07-19 | 1980-01-20 | Hoffmann La Roche | Kefalosporinestrar och -estrar |
FR2474030A1 (fr) * | 1980-01-17 | 1981-07-24 | Rhone Poulenc Ind | Nouvelles dioxotriazines et leur preparation |
NL8100089A (nl) | 1980-01-17 | 1981-08-17 | Rhone Poulenc Ind | Nieuwe thiolen en de bereiding daarvan. |
FR2494278A1 (fr) * | 1980-11-20 | 1982-05-21 | Rhone Poulenc Ind | Nouveaux derives de la cephalosporine, leurs preparations et les medicaments qui les contiennent |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5116436B1 (ro) * | 1971-05-31 | 1976-05-24 |
-
1975
- 1975-07-24 CA CA232,136A patent/CA1100129A/en not_active Expired
- 1975-07-25 IL IL47802A patent/IL47802A/xx unknown
- 1975-07-25 CS CS755262A patent/CS189716B2/cs unknown
- 1975-07-25 RO RO7593489A patent/RO72980A/ro unknown
- 1975-07-25 FR FR7523346A patent/FR2280381A1/fr active Granted
- 1975-07-28 SE SE7508570A patent/SE426830B/xx not_active IP Right Cessation
- 1975-07-29 NL NL7509053A patent/NL7509053A/xx not_active Application Discontinuation
- 1975-07-29 IE IE1693/75A patent/IE41590B1/en unknown
- 1975-07-29 JP JP50092486A patent/JPS6123195B2/ja not_active Expired
- 1975-07-29 DK DK343275A patent/DK343275A/da not_active Application Discontinuation
- 1975-07-29 SU SU752163060A patent/SU755200A3/ru active
- 1975-07-29 GB GB31598/75A patent/GB1521073A/en not_active Expired
- 1975-07-30 DE DE19752534071 patent/DE2534071A1/de not_active Withdrawn
- 1975-07-31 AT AT594075A patent/AT347580B/de active
- 1975-07-31 CH CH1005975A patent/CH616683A5/de not_active IP Right Cessation
- 1975-07-31 AR AR259862A patent/AR210998A1/es active
- 1975-08-01 HU HU75EI637A patent/HU174130B/hu unknown
- 1975-08-01 YU YU01970/75A patent/YU197075A/xx unknown
- 1975-08-01 DD DD187628A patent/DD121114A5/xx unknown
- 1975-08-01 PL PL1975182474A patent/PL95607B1/pl unknown
- 1975-08-02 BG BG030722A patent/BG26395A3/xx unknown
-
1977
- 1977-08-26 PH PH20172A patent/PH16078A/en unknown
Also Published As
Publication number | Publication date |
---|---|
HU174130B (hu) | 1979-11-28 |
JPS6123195B2 (ro) | 1986-06-04 |
FR2280381B1 (ro) | 1979-08-10 |
NL7509053A (nl) | 1976-02-04 |
SE426830B (sv) | 1983-02-14 |
YU197075A (en) | 1982-05-31 |
CA1100129A (en) | 1981-04-28 |
IE41590B1 (en) | 1980-02-13 |
FR2280381A1 (fr) | 1976-02-27 |
SU755200A3 (en) | 1980-08-07 |
RO72980A (ro) | 1981-08-30 |
PH16078A (en) | 1983-06-20 |
CS189716B2 (en) | 1979-04-30 |
PL95607B1 (pl) | 1977-10-31 |
DK343275A (da) | 1976-02-03 |
IL47802A (en) | 1980-05-30 |
ATA594075A (de) | 1976-11-15 |
DD121114A5 (ro) | 1976-07-12 |
DE2534071A1 (de) | 1976-02-12 |
IL47802A0 (en) | 1975-10-15 |
AT347580B (de) | 1979-01-10 |
IE41590L (en) | 1976-02-02 |
SE7508570L (sv) | 1976-02-03 |
JPS5139693A (ro) | 1976-04-02 |
AR210998A1 (es) | 1977-10-14 |
BG26395A3 (bg) | 1979-03-15 |
GB1521073A (en) | 1978-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased | ||
PL | Patent ceased |