NO130825B - - Google Patents
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- Publication number
- NO130825B NO130825B NO173170A NO173170A NO130825B NO 130825 B NO130825 B NO 130825B NO 173170 A NO173170 A NO 173170A NO 173170 A NO173170 A NO 173170A NO 130825 B NO130825 B NO 130825B
- Authority
- NO
- Norway
- Prior art keywords
- furan
- ethyl
- carboxamido
- methyl
- residue
- Prior art date
Links
- -1 4-methylcyclohexyl Chemical group 0.000 claims description 92
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 84
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 40
- 150000001875 compounds Chemical class 0.000 claims description 28
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 26
- 239000004202 carbamide Substances 0.000 claims description 18
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 150000003839 salts Chemical class 0.000 claims description 15
- 229910052717 sulfur Inorganic materials 0.000 claims description 11
- 235000013877 carbamide Nutrition 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- 229940124530 sulfonamide Drugs 0.000 claims description 10
- 150000003456 sulfonamides Chemical class 0.000 claims description 10
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 9
- 239000000460 chlorine Substances 0.000 claims description 9
- 229910052801 chlorine Inorganic materials 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 239000008280 blood Substances 0.000 claims description 8
- 210000004369 blood Anatomy 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229910052783 alkali metal Inorganic materials 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- 150000002148 esters Chemical group 0.000 claims description 5
- 150000007945 N-acyl ureas Chemical group 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- 239000002585 base Substances 0.000 claims description 4
- GHDLZGOOOLEJKI-UHFFFAOYSA-N benzenesulfonylurea Chemical class NC(=O)NS(=O)(=O)C1=CC=CC=C1 GHDLZGOOOLEJKI-UHFFFAOYSA-N 0.000 claims description 4
- IANQTJSKSUMEQM-UHFFFAOYSA-N benzofuran Natural products C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims description 4
- PFKFTWBEEFSNDU-UHFFFAOYSA-N carbonyldiimidazole Chemical compound C1=CN=CN1C(=O)N1C=CN=C1 PFKFTWBEEFSNDU-UHFFFAOYSA-N 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 4
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- 150000003672 ureas Chemical group 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 150000004820 halides Chemical class 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- BDOJZGBCTFWTPV-UHFFFAOYSA-N 1,3-oxathiolan-2-imine Chemical compound N=C1OCCS1 BDOJZGBCTFWTPV-UHFFFAOYSA-N 0.000 claims description 2
- XXOQJWXDRPURJK-UHFFFAOYSA-N 2,3,4,5-tetrahydro-1-benzoxepine Chemical group O1CCCCC2=CC=CC=C21 XXOQJWXDRPURJK-UHFFFAOYSA-N 0.000 claims description 2
- KYNSBQPICQTCGU-UHFFFAOYSA-N Benzopyrane Chemical compound C1=CC=C2C=CCOC2=C1 KYNSBQPICQTCGU-UHFFFAOYSA-N 0.000 claims description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- 230000010933 acylation Effects 0.000 claims description 2
- 238000005917 acylation reaction Methods 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052794 bromium Inorganic materials 0.000 claims description 2
- 125000006297 carbonyl amino group Chemical group [H]N([*:2])C([*:1])=O 0.000 claims description 2
- VZWXIQHBIQLMPN-UHFFFAOYSA-N chromane Chemical compound C1=CC=C2CCCOC2=C1 VZWXIQHBIQLMPN-UHFFFAOYSA-N 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- 125000000582 cycloheptyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 2
- 125000000596 cyclohexenyl group Chemical group C1(=CCCCC1)* 0.000 claims description 2
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 claims description 2
- 150000002431 hydrogen Chemical class 0.000 claims description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- QJQYPZZUKLQGGT-UHFFFAOYSA-N methyl hypobromite Chemical compound COBr QJQYPZZUKLQGGT-UHFFFAOYSA-N 0.000 claims description 2
- UUFWPLHGJYIEBA-UHFFFAOYSA-N n-(iminomethylidene)benzenesulfonamide Chemical compound N=C=NS(=O)(=O)C1=CC=CC=C1 UUFWPLHGJYIEBA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 2
- CMUOJBJRZUHRMU-UHFFFAOYSA-N nitrourea Chemical group NC(=O)N[N+]([O-])=O CMUOJBJRZUHRMU-UHFFFAOYSA-N 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- DUIOPKIIICUYRZ-UHFFFAOYSA-N semicarbazide group Chemical group NNC(=O)N DUIOPKIIICUYRZ-UHFFFAOYSA-N 0.000 claims description 2
- 150000007659 semicarbazones Chemical group 0.000 claims description 2
- 239000011593 sulfur Substances 0.000 claims description 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 2
- VNMLVHLVBFHHSN-UHFFFAOYSA-N thiophen-2-ylcarbamic acid Chemical compound OC(=O)NC1=CC=CS1 VNMLVHLVBFHHSN-UHFFFAOYSA-N 0.000 claims 1
- JOYRKODLDBILNP-UHFFFAOYSA-N urethane group Chemical group NC(=O)OCC JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 117
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 99
- 238000002844 melting Methods 0.000 description 99
- 230000008018 melting Effects 0.000 description 98
- 239000000243 solution Substances 0.000 description 66
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 63
- WWECJGLXBSQKRF-UHFFFAOYSA-N n,n-dimethylformamide;methanol Chemical compound OC.CN(C)C=O WWECJGLXBSQKRF-UHFFFAOYSA-N 0.000 description 56
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 48
- 239000000203 mixture Substances 0.000 description 43
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 42
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 37
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 35
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 29
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 28
- 238000003756 stirring Methods 0.000 description 27
- 239000013078 crystal Substances 0.000 description 26
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 22
- 238000001953 recrystallisation Methods 0.000 description 22
- 239000002253 acid Substances 0.000 description 20
- 239000000126 substance Substances 0.000 description 19
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 18
- DKPFZGUDAPQIHT-UHFFFAOYSA-N butyl acetate Chemical compound CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 18
- 238000001816 cooling Methods 0.000 description 17
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 14
- 229960000583 acetic acid Drugs 0.000 description 14
- 239000012043 crude product Substances 0.000 description 14
- 239000000706 filtrate Substances 0.000 description 13
- 238000010992 reflux Methods 0.000 description 13
- BFAXBWHYFQXAOP-UHFFFAOYSA-N CC1CC2=C(O1)C(=CC(=C2)C)C(=O)NCCC2=CC=C(C=C2)S(=O)(=O)NC(=O)NC2CCCCC2 Chemical compound CC1CC2=C(O1)C(=CC(=C2)C)C(=O)NCCC2=CC=C(C=C2)S(=O)(=O)NC(=O)NC2CCCCC2 BFAXBWHYFQXAOP-UHFFFAOYSA-N 0.000 description 12
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 12
- 238000009835 boiling Methods 0.000 description 12
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 12
- 229910000027 potassium carbonate Inorganic materials 0.000 description 11
- 239000011541 reaction mixture Substances 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 10
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 10
- WUESWDIHTKHGQA-UHFFFAOYSA-N cyclohexylurea Chemical compound NC(=O)NC1CCCCC1 WUESWDIHTKHGQA-UHFFFAOYSA-N 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 9
- 159000000000 sodium salts Chemical class 0.000 description 9
- RNHDAKUGFHSZEV-UHFFFAOYSA-N 1,4-dioxane;hydrate Chemical compound O.C1COCCO1 RNHDAKUGFHSZEV-UHFFFAOYSA-N 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 8
- CDSQZEHAJSIDTE-UHFFFAOYSA-N 2-chlorooxybenzoic acid Chemical compound OC(=O)C1=CC=CC=C1OCl CDSQZEHAJSIDTE-UHFFFAOYSA-N 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 239000012362 glacial acetic acid Substances 0.000 description 7
- 239000007858 starting material Substances 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- 229940095102 methyl benzoate Drugs 0.000 description 6
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 6
- ZNAHOTRZSNKLCL-UHFFFAOYSA-N 2,5-dimethyl-2,3-dihydro-1-benzofuran-7-carboxylic acid Chemical compound CC1=CC(C(O)=O)=C2OC(C)CC2=C1 ZNAHOTRZSNKLCL-UHFFFAOYSA-N 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229910000042 hydrogen bromide Inorganic materials 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 5
- DADOUVCNAAEKFA-UHFFFAOYSA-N 2,5-dimethyl-N-[2-(4-sulfamoylphenyl)ethyl]-2,3-dihydro-1-benzofuran-7-carboxamide Chemical compound CC1CC2=C(O1)C(=CC(=C2)C)C(=O)NCCC2=CC=C(C=C2)S(=O)(=O)N DADOUVCNAAEKFA-UHFFFAOYSA-N 0.000 description 4
- HWCCVMGTQFWJSS-UHFFFAOYSA-N 2-methyl-2,3-dihydro-1-benzofuran-7-carboxylic acid Chemical compound C1=CC(C(O)=O)=C2OC(C)CC2=C1 HWCCVMGTQFWJSS-UHFFFAOYSA-N 0.000 description 4
- BHVNPEFPKHONDH-UHFFFAOYSA-N 5-methyl-1-benzofuran-7-carboxylic acid Chemical compound CC1=CC(C(O)=O)=C2OC=CC2=C1 BHVNPEFPKHONDH-UHFFFAOYSA-N 0.000 description 4
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 4
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 4
- 229940100389 Sulfonylurea Drugs 0.000 description 4
- 150000001735 carboxylic acids Chemical class 0.000 description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 4
- 239000000543 intermediate Substances 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- DFNBGZODMHWKKK-UHFFFAOYSA-N methyl 2-hydroxy-5-methoxybenzoate Chemical compound COC(=O)C1=CC(OC)=CC=C1O DFNBGZODMHWKKK-UHFFFAOYSA-N 0.000 description 4
- OVARTBFNCCXQKS-UHFFFAOYSA-N propan-2-one;hydrate Chemical compound O.CC(C)=O OVARTBFNCCXQKS-UHFFFAOYSA-N 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000012312 sodium hydride Substances 0.000 description 4
- 229910000104 sodium hydride Inorganic materials 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 4
- UHXBMSNEECJPSX-UHFFFAOYSA-N 2,3-dihydro-1-benzofuran-7-carboxylic acid Chemical class OC(=O)C1=CC=CC2=C1OCC2 UHXBMSNEECJPSX-UHFFFAOYSA-N 0.000 description 3
- DIPKLMDZKVIHKR-UHFFFAOYSA-N 5-methoxy-2-methyl-1-benzofuran-7-carboxylic acid Chemical compound COC1=CC(C(O)=O)=C2OC(C)=CC2=C1 DIPKLMDZKVIHKR-UHFFFAOYSA-N 0.000 description 3
- CFBLNTQBHDORPA-UHFFFAOYSA-N 5-methyl-2,3-dihydro-1-benzofuran-7-carboxylic acid Chemical compound OC(=O)C1=CC(C)=CC2=C1OCC2 CFBLNTQBHDORPA-UHFFFAOYSA-N 0.000 description 3
- UPQDATXTCSICRI-UHFFFAOYSA-N 6-methyl-3,4-dihydro-2h-chromene-8-carboxylic acid Chemical compound C1CCOC2=C1C=C(C)C=C2C(O)=O UPQDATXTCSICRI-UHFFFAOYSA-N 0.000 description 3
- TZUMDTURHSPEAY-UHFFFAOYSA-N 7-bromo-5-methyl-1-benzofuran Chemical compound CC1=CC(Br)=C2OC=CC2=C1 TZUMDTURHSPEAY-UHFFFAOYSA-N 0.000 description 3
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- KHBQMWCZKVMBLN-UHFFFAOYSA-N Benzenesulfonamide Chemical compound NS(=O)(=O)C1=CC=CC=C1 KHBQMWCZKVMBLN-UHFFFAOYSA-N 0.000 description 3
- IHAHDRYTEKUKCW-UHFFFAOYSA-N CC1CC2=C(O1)C(=CC=C2)C(=O)NCCC2=CC=C(C=C2)S(=O)(=O)NC(=O)NC2CCCCC2 Chemical compound CC1CC2=C(O1)C(=CC=C2)C(=O)NCCC2=CC=C(C=C2)S(=O)(=O)NC(=O)NC2CCCCC2 IHAHDRYTEKUKCW-UHFFFAOYSA-N 0.000 description 3
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 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
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- JLRGJRBPOGGCBT-UHFFFAOYSA-N Tolbutamide Chemical compound CCCCNC(=O)NS(=O)(=O)C1=CC=C(C)C=C1 JLRGJRBPOGGCBT-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- KQWGXHWJMSMDJJ-UHFFFAOYSA-N cyclohexyl isocyanate Chemical compound O=C=NC1CCCCC1 KQWGXHWJMSMDJJ-UHFFFAOYSA-N 0.000 description 3
- LEEHHPPLIOFGSC-UHFFFAOYSA-N cyclohexylthiourea Chemical compound NC(=S)NC1CCCCC1 LEEHHPPLIOFGSC-UHFFFAOYSA-N 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000002198 insoluble material Substances 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 3
- 238000007912 intraperitoneal administration Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 description 3
- YROXIXLRRCOBKF-UHFFFAOYSA-N sulfonylurea Chemical class OC(=N)N=S(=O)=O YROXIXLRRCOBKF-UHFFFAOYSA-N 0.000 description 3
- 238000004809 thin layer chromatography Methods 0.000 description 3
- 229960005371 tolbutamide Drugs 0.000 description 3
- 239000008096 xylene Substances 0.000 description 3
- WOVKHESNZTTXME-UHFFFAOYSA-N (4-methylcyclohexyl)urea Chemical compound CC1CCC(NC(N)=O)CC1 WOVKHESNZTTXME-UHFFFAOYSA-N 0.000 description 2
- JSKJNCRHZBVPDX-UHFFFAOYSA-N 1,4-dioxane;methanol;hydrate Chemical compound O.OC.C1COCCO1 JSKJNCRHZBVPDX-UHFFFAOYSA-N 0.000 description 2
- SWSXEZOUBBVKCO-UHFFFAOYSA-N 1-isocyanato-4-methylcyclohexane Chemical compound CC1CCC(N=C=O)CC1 SWSXEZOUBBVKCO-UHFFFAOYSA-N 0.000 description 2
- IZWOJXGLGRGZNL-UHFFFAOYSA-N 2,2,5-trimethyl-3h-1-benzofuran-7-carboxylic acid Chemical compound OC(=O)C1=CC(C)=CC2=C1OC(C)(C)C2 IZWOJXGLGRGZNL-UHFFFAOYSA-N 0.000 description 2
- HBEDSQVIWPRPAY-UHFFFAOYSA-N 2,3-dihydrobenzofuran Chemical compound C1=CC=C2OCCC2=C1 HBEDSQVIWPRPAY-UHFFFAOYSA-N 0.000 description 2
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- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 description 1
- DRNSJKPWLPZMIM-UHFFFAOYSA-N N-[2-[4-(butylcarbamoylsulfamoyl)phenyl]ethyl]-5-chloro-2-methyl-2,3-dihydro-1-benzofuran-7-carboxamide Chemical compound ClC1=CC2=C(OC(C2)C)C(=C1)C(=O)NCCC1=CC=C(C=C1)S(=O)(=O)NC(=O)NCCCC DRNSJKPWLPZMIM-UHFFFAOYSA-N 0.000 description 1
- GTQOSMDGLJRSPV-UHFFFAOYSA-N N-[2-[4-(cyclopentylcarbamoylsulfamoyl)phenyl]ethyl]-6-methyl-3,4-dihydro-2H-chromene-8-carboxamide Chemical compound CC=1C=C2CCCOC2=C(C1)C(=O)NCCC1=CC=C(C=C1)S(=O)(=O)NC(=O)NC1CCCC1 GTQOSMDGLJRSPV-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- IAERAFZPWNQKDJ-UHFFFAOYSA-N [4-(2-aminoethyl)phenyl]sulfonylazanium;chloride Chemical compound [Cl-].NS(=O)(=O)C1=CC=C(CC[NH3+])C=C1 IAERAFZPWNQKDJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000007059 acute toxicity Effects 0.000 description 1
- 231100000403 acute toxicity Toxicity 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- BHELZAPQIKSEDF-UHFFFAOYSA-N allyl bromide Chemical compound BrCC=C BHELZAPQIKSEDF-UHFFFAOYSA-N 0.000 description 1
- 150000001409 amidines Chemical class 0.000 description 1
- RFRXIWQYSOIBDI-UHFFFAOYSA-N benzarone Chemical compound CCC=1OC2=CC=CC=C2C=1C(=O)C1=CC=C(O)C=C1 RFRXIWQYSOIBDI-UHFFFAOYSA-N 0.000 description 1
- IYMAUEAFOBSGCY-UHFFFAOYSA-N benzene;sulfurochloridic acid Chemical compound OS(Cl)(=O)=O.C1=CC=CC=C1 IYMAUEAFOBSGCY-UHFFFAOYSA-N 0.000 description 1
- CNWSQCLBDWYLAN-UHFFFAOYSA-N butylurea Chemical compound CCCCNC(N)=O CNWSQCLBDWYLAN-UHFFFAOYSA-N 0.000 description 1
- 150000001718 carbodiimides Chemical class 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- WORJEOGGNQDSOE-UHFFFAOYSA-N chloroform;methanol Chemical compound OC.ClC(Cl)Cl WORJEOGGNQDSOE-UHFFFAOYSA-N 0.000 description 1
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000013058 crude material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- SZGLLXJFYCJRPP-UHFFFAOYSA-N cycloheptylurea Chemical compound NC(=O)NC1CCCCCC1 SZGLLXJFYCJRPP-UHFFFAOYSA-N 0.000 description 1
- ACYMGUSQXQEHGA-UHFFFAOYSA-N cyclohex-2-en-1-amine Chemical compound NC1CCCC=C1 ACYMGUSQXQEHGA-UHFFFAOYSA-N 0.000 description 1
- HSOHBWMXECKEKV-UHFFFAOYSA-N cyclooctanamine Chemical compound NC1CCCCCCC1 HSOHBWMXECKEKV-UHFFFAOYSA-N 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- SPWVRYZQLGQKGK-UHFFFAOYSA-N dichloromethane;hexane Chemical compound ClCCl.CCCCCC SPWVRYZQLGQKGK-UHFFFAOYSA-N 0.000 description 1
- FNJVDWXUKLTFFL-UHFFFAOYSA-N diethyl 2-bromopropanedioate Chemical compound CCOC(=O)C(Br)C(=O)OCC FNJVDWXUKLTFFL-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- RIFGWPKJUGCATF-UHFFFAOYSA-N ethyl chloroformate Chemical compound CCOC(Cl)=O RIFGWPKJUGCATF-UHFFFAOYSA-N 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 230000002218 hypoglycaemic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 150000002540 isothiocyanates Chemical class 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- KBQCXJBOQAFGQY-UHFFFAOYSA-N methyl 2-but-2-enoxy-5-methylbenzoate Chemical compound COC(=O)C1=CC(C)=CC=C1OCC=CC KBQCXJBOQAFGQY-UHFFFAOYSA-N 0.000 description 1
- BRFCIUCUICKZFD-UHFFFAOYSA-N methyl 2-hydroxy-3-prop-2-enylbenzoate Chemical compound COC(=O)C1=CC=CC(CC=C)=C1O BRFCIUCUICKZFD-UHFFFAOYSA-N 0.000 description 1
- SYESKJGWJSTNGI-UHFFFAOYSA-N methyl 2-prop-2-enoxybenzoate Chemical compound COC(=O)C1=CC=CC=C1OCC=C SYESKJGWJSTNGI-UHFFFAOYSA-N 0.000 description 1
- BVMKKOBXUHEIBN-UHFFFAOYSA-N methyl 4-chloro-2-prop-2-enoxybenzoate Chemical compound COC(=O)C1=CC=C(Cl)C=C1OCC=C BVMKKOBXUHEIBN-UHFFFAOYSA-N 0.000 description 1
- ADTRVLWYZDBOEQ-UHFFFAOYSA-N methyl 5-methoxy-2-prop-2-enoxybenzoate Chemical compound COC(=O)C1=CC(OC)=CC=C1OCC=C ADTRVLWYZDBOEQ-UHFFFAOYSA-N 0.000 description 1
- XHZOQSAVKNYHDA-UHFFFAOYSA-N methyl n-(4-methylcyclohexyl)carbamate Chemical compound COC(=O)NC1CCC(C)CC1 XHZOQSAVKNYHDA-UHFFFAOYSA-N 0.000 description 1
- 229960001047 methyl salicylate Drugs 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- PBMIETCUUSQZCG-UHFFFAOYSA-N n'-cyclohexylmethanediimine Chemical compound N=C=NC1CCCCC1 PBMIETCUUSQZCG-UHFFFAOYSA-N 0.000 description 1
- MKEDWOLOHZNPLE-UHFFFAOYSA-N n,n-dimethylformamide;ethanol;hydrate Chemical compound O.CCO.CN(C)C=O MKEDWOLOHZNPLE-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- QNXIYXGRPXRGOB-UHFFFAOYSA-N oxolane;propan-2-one Chemical compound CC(C)=O.C1CCOC1 QNXIYXGRPXRGOB-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- AHWALFGBDFAJAI-UHFFFAOYSA-N phenyl carbonochloridate Chemical compound ClC(=O)OC1=CC=CC=C1 AHWALFGBDFAJAI-UHFFFAOYSA-N 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- LVTJOONKWUXEFR-FZRMHRINSA-N protoneodioscin Natural products O(C[C@@H](CC[C@]1(O)[C@H](C)[C@@H]2[C@]3(C)[C@H]([C@H]4[C@@H]([C@]5(C)C(=CC4)C[C@@H](O[C@@H]4[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@@H](O)[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@H](CO)O4)CC5)CC3)C[C@@H]2O1)C)[C@H]1[C@H](O)[C@H](O)[C@H](O)[C@@H](CO)O1 LVTJOONKWUXEFR-FZRMHRINSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003902 salicylic acid esters Chemical class 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000009518 sodium iodide Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 229960002317 succinimide Drugs 0.000 description 1
- 239000012485 toluene extract Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
-
- 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
- A61K31/64—Sulfonylureas, e.g. glibenclamide, tolbutamide, chlorpropamide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D313/00—Heterocyclic compounds containing rings of more than six members having one oxygen atom as the only ring hetero atom
- C07D313/02—Seven-membered rings
- C07D313/06—Seven-membered rings condensed with carbocyclic rings or ring systems
- C07D313/08—Seven-membered rings condensed with carbocyclic rings or ring systems condensed with one six-membered ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Furan Compounds (AREA)
- Pyrane Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2388869 | 1969-05-09 | ||
| GB4276369 | 1969-08-27 | ||
| GB5743469 | 1969-11-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO130825B true NO130825B (da) | 1974-11-11 |
| NO130825C NO130825C (da) | 1975-02-19 |
Family
ID=27258272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO173170A NO130825C (da) | 1969-05-09 | 1970-05-06 |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS4945868B1 (da) |
| CA (1) | CA954525A (da) |
| CH (1) | CH557810A (da) |
| DE (2) | DE2065185A1 (da) |
| DK (1) | DK128244C (da) |
| ES (5) | ES379494A1 (da) |
| FI (1) | FI54476C (da) |
| FR (1) | FR2051513A1 (da) |
| IE (1) | IE34211B1 (da) |
| NL (1) | NL7006726A (da) |
| NO (1) | NO130825C (da) |
| SE (1) | SE374743B (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2225544A1 (de) * | 1972-05-26 | 1973-12-13 | Hoechst Ag | Benzolsulfonylharnstoffe und verfahren zu ihrer herstellung |
| ATE32892T1 (de) * | 1982-08-23 | 1988-03-15 | Ciba Geigy Ag | Verfahren zur herstellung von herbiziden und pflanzenwuchsregulierenden sulfonylharnstoffen. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1031088A (en) * | 1964-04-16 | 1966-05-25 | Hoechst Ag | Benzenesulphonyl-ureas and process for their manufacture |
| AT262311B (de) * | 1964-10-16 | 1968-06-10 | Hoechst Ag | Verfahren zur Herstellung von neuen Benzolsulfonylharnstoffen und ihren Salzen |
-
1970
- 1970-04-27 IE IE52970A patent/IE34211B1/xx unknown
- 1970-04-28 CA CA081,360A patent/CA954525A/en not_active Expired
- 1970-05-05 DE DE19702065185 patent/DE2065185A1/de active Pending
- 1970-05-05 DK DK225970A patent/DK128244C/da active
- 1970-05-05 SE SE620870A patent/SE374743B/xx unknown
- 1970-05-05 DE DE19702021828 patent/DE2021828C3/de not_active Expired
- 1970-05-06 CH CH683570A patent/CH557810A/xx not_active IP Right Cessation
- 1970-05-06 NO NO173170A patent/NO130825C/no unknown
- 1970-05-08 FR FR7016861A patent/FR2051513A1/fr active Granted
- 1970-05-08 JP JP3871870A patent/JPS4945868B1/ja active Pending
- 1970-05-08 FI FI129170A patent/FI54476C/fi active
- 1970-05-08 NL NL7006726A patent/NL7006726A/xx not_active Application Discontinuation
- 1970-05-09 ES ES379494A patent/ES379494A1/es not_active Expired
-
1971
- 1971-06-04 ES ES391914A patent/ES391914A1/es not_active Expired
- 1971-06-04 ES ES391913A patent/ES391913A1/es not_active Expired
- 1971-06-04 ES ES391915A patent/ES391915A1/es not_active Expired
- 1971-06-04 ES ES391916A patent/ES391916A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4945868B1 (da) | 1974-12-06 |
| SE374743B (da) | 1975-03-17 |
| FR2051513B1 (da) | 1974-06-14 |
| IE34211L (en) | 1970-11-09 |
| ES391916A1 (es) | 1973-07-01 |
| DK128244B (da) | 1974-03-25 |
| CA954525A (en) | 1974-09-10 |
| FI54476C (fi) | 1978-12-11 |
| CH557810A (de) | 1975-01-15 |
| ES391913A1 (es) | 1973-07-01 |
| NL7006726A (da) | 1970-11-11 |
| DE2021828C3 (de) | 1981-12-10 |
| DE2065185A1 (de) | 1973-02-08 |
| DE2021828A1 (de) | 1970-11-19 |
| ES379494A1 (es) | 1973-12-01 |
| FI54476B (fi) | 1978-08-31 |
| DE2021828B2 (de) | 1974-02-21 |
| ES391915A1 (es) | 1973-07-01 |
| FR2051513A1 (en) | 1971-04-09 |
| DK128244C (da) | 1981-02-23 |
| ES391914A1 (es) | 1973-07-01 |
| NO130825C (da) | 1975-02-19 |
| IE34211B1 (en) | 1975-03-05 |
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