HU176564B - Process for producing 2,3-dihydro-6,7-disubstituted-5-bracket-acyl-bracket closed-benzofurane-2-carboxylic acides - Google Patents
Process for producing 2,3-dihydro-6,7-disubstituted-5-bracket-acyl-bracket closed-benzofurane-2-carboxylic acides Download PDFInfo
- Publication number
- HU176564B HU176564B HU76ME2002A HUME002002A HU176564B HU 176564 B HU176564 B HU 176564B HU 76ME2002 A HU76ME2002 A HU 76ME2002A HU ME002002 A HUME002002 A HU ME002002A HU 176564 B HU176564 B HU 176564B
- Authority
- HU
- Hungary
- Prior art keywords
- dihydro
- carboxylic acid
- benzofuran
- formula
- dichloro
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 20
- 230000008569 process Effects 0.000 title claims description 9
- 150000001875 compounds Chemical class 0.000 claims abstract description 48
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 5
- 150000002367 halogens Chemical class 0.000 claims abstract description 5
- 231100000252 nontoxic Toxicity 0.000 claims abstract 3
- 230000003000 nontoxic effect Effects 0.000 claims abstract 3
- 125000000623 heterocyclic group Chemical group 0.000 claims abstract 2
- -1 1,2,5-thiadiazolyl-2-furyl Chemical group 0.000 claims description 13
- 239000000460 chlorine Substances 0.000 claims description 13
- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 10
- ZOIUTQJATWHPMK-UHFFFAOYSA-N 6,7-dichloro-2,3-dihydro-1-benzofuran-2-carboxylic acid Chemical compound C1=C(Cl)C(Cl)=C2OC(C(=O)O)CC2=C1 ZOIUTQJATWHPMK-UHFFFAOYSA-N 0.000 claims description 7
- 239000008194 pharmaceutical composition Substances 0.000 claims description 7
- 238000005727 Friedel-Crafts reaction Methods 0.000 claims description 5
- 150000001266 acyl halides Chemical class 0.000 claims description 5
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 239000011593 sulfur Substances 0.000 claims description 3
- 125000002373 5 membered heterocyclic group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 2
- 239000007858 starting material Substances 0.000 claims description 2
- QIQITDHWZYEEPA-UHFFFAOYSA-N thiophene-2-carbonyl chloride Chemical compound ClC(=O)C1=CC=CS1 QIQITDHWZYEEPA-UHFFFAOYSA-N 0.000 claims description 2
- 125000002252 acyl group Chemical group 0.000 claims 4
- 239000000969 carrier Substances 0.000 claims 2
- 125000005843 halogen group Chemical group 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims 1
- 125000004217 4-methoxybenzyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1OC([H])([H])[H])C([H])([H])* 0.000 claims 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 1
- 125000001544 thienyl group Chemical group 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 16
- 239000002934 diuretic Substances 0.000 abstract description 13
- 230000001882 diuretic effect Effects 0.000 abstract description 9
- 150000003839 salts Chemical class 0.000 abstract description 7
- 230000001225 therapeutic effect Effects 0.000 abstract description 5
- XSDQTOBWRPYKKA-UHFFFAOYSA-N amiloride Chemical compound NC(=N)NC(=O)C1=NC(Cl)=C(N)N=C1N XSDQTOBWRPYKKA-UHFFFAOYSA-N 0.000 abstract description 3
- 230000003276 anti-hypertensive effect Effects 0.000 abstract description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract description 2
- 150000002148 esters Chemical class 0.000 abstract description 2
- 229930195733 hydrocarbon Natural products 0.000 abstract description 2
- 239000011591 potassium Substances 0.000 abstract description 2
- 229910052700 potassium Inorganic materials 0.000 abstract description 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- 150000001408 amides Chemical class 0.000 abstract 1
- 230000003424 uricosuric effect Effects 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 46
- 239000002775 capsule Substances 0.000 description 28
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 18
- 239000000243 solution Substances 0.000 description 17
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 14
- 239000002904 solvent Substances 0.000 description 14
- 229940116269 uric acid Drugs 0.000 description 13
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 12
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 12
- 239000004480 active ingredient Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- OFFSPAZVIVZPHU-UHFFFAOYSA-N 1-benzofuran-2-carboxylic acid Chemical compound C1=CC=C2OC(C(=O)O)=CC2=C1 OFFSPAZVIVZPHU-UHFFFAOYSA-N 0.000 description 11
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 11
- 239000008101 lactose Substances 0.000 description 11
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 10
- 235000019359 magnesium stearate Nutrition 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 9
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 9
- HBEDSQVIWPRPAY-UHFFFAOYSA-N 2,3-dihydrobenzofuran Chemical compound C1=CC=C2OCCC2=C1 HBEDSQVIWPRPAY-UHFFFAOYSA-N 0.000 description 8
- ALLLEKJCUDAZJR-UHFFFAOYSA-N 6,7-dichloro-5-(thiophene-2-carbonyl)-2,3-dihydro-1-benzofuran-2-carboxylic acid Chemical compound ClC=1C(Cl)=C2OC(C(=O)O)CC2=CC=1C(=O)C1=CC=CS1 ALLLEKJCUDAZJR-UHFFFAOYSA-N 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 8
- 230000000894 saliuretic effect Effects 0.000 description 8
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 7
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 7
- 235000019341 magnesium sulphate Nutrition 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 6
- 235000017557 sodium bicarbonate Nutrition 0.000 description 6
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 6
- 159000000000 sodium salts Chemical class 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 229940030606 diuretics Drugs 0.000 description 5
- 239000011734 sodium Substances 0.000 description 5
- 229910052708 sodium Inorganic materials 0.000 description 5
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 4
- 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 4
- 150000001907 coumarones Chemical class 0.000 description 4
- 239000002552 dosage form Substances 0.000 description 4
- 239000007903 gelatin capsule Substances 0.000 description 4
- 239000005457 ice water Substances 0.000 description 4
- 229910001414 potassium ion Inorganic materials 0.000 description 4
- JBHIEASFWCQFEL-UHFFFAOYSA-N 6,7-dichloro-5-(furan-2-carbonyl)-2,3-dihydro-1-benzofuran-2-carboxylic acid Chemical compound ClC=1C(Cl)=C2OC(C(=O)O)CC2=CC=1C(=O)C1=CC=CO1 JBHIEASFWCQFEL-UHFFFAOYSA-N 0.000 description 3
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- 201000005569 Gout Diseases 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- BHELZAPQIKSEDF-UHFFFAOYSA-N allyl bromide Chemical compound BrCC=C BHELZAPQIKSEDF-UHFFFAOYSA-N 0.000 description 3
- 230000037396 body weight Effects 0.000 description 3
- 239000012267 brine Substances 0.000 description 3
- 239000001110 calcium chloride Substances 0.000 description 3
- 229910001628 calcium chloride Inorganic materials 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000029142 excretion Effects 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- HGKIWERWQCUCQE-UHFFFAOYSA-N (6,7-dichloro-2,3-dihydro-1-benzofuran-2-yl)methanol Chemical compound C1=C(Cl)C(Cl)=C2OC(CO)CC2=C1 HGKIWERWQCUCQE-UHFFFAOYSA-N 0.000 description 2
- OFTKFKYVSBNYEC-UHFFFAOYSA-N 2-furoyl chloride Chemical compound ClC(=O)C1=CC=CO1 OFTKFKYVSBNYEC-UHFFFAOYSA-N 0.000 description 2
- 125000002941 2-furyl group Chemical group O1C([*])=C([H])C([H])=C1[H] 0.000 description 2
- 125000000175 2-thienyl group Chemical group S1C([*])=C([H])C([H])=C1[H] 0.000 description 2
- 125000003682 3-furyl group Chemical group O1C([H])=C([*])C([H])=C1[H] 0.000 description 2
- 125000001541 3-thienyl group Chemical group S1C([H])=C([*])C([H])=C1[H] 0.000 description 2
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
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- 206010020772 Hypertension Diseases 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
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- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical class OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
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- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 2
- NSNHWTBQMQIDCF-UHFFFAOYSA-N dihydrate;hydrochloride Chemical compound O.O.Cl NSNHWTBQMQIDCF-UHFFFAOYSA-N 0.000 description 2
- UCVGHLDDLQLHOE-UHFFFAOYSA-N ethyl 6,7-dichloro-2,3-dihydro-1-benzofuran-2-carboxylate Chemical compound C1=C(Cl)C(Cl)=C2OC(C(=O)OCC)CC2=C1 UCVGHLDDLQLHOE-UHFFFAOYSA-N 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000001990 intravenous administration Methods 0.000 description 2
- WNBSDCKJFDZMHT-UHFFFAOYSA-N n-(diaminomethylidene)pyrazine-2-carboxamide Chemical compound NC(N)=NC(=O)C1=CN=CC=N1 WNBSDCKJFDZMHT-UHFFFAOYSA-N 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 150000002924 oxiranes Chemical class 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
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- 239000011780 sodium chloride Substances 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000003826 tablet Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 125000004517 1,2,5-thiadiazolyl group Chemical group 0.000 description 1
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- JEQWQCYJSRVOJJ-UHFFFAOYSA-N 1,2-dichloro-3-prop-2-enoxybenzene Chemical compound ClC1=CC=CC(OCC=C)=C1Cl JEQWQCYJSRVOJJ-UHFFFAOYSA-N 0.000 description 1
- QUMXDOLUJCHOAY-UHFFFAOYSA-N 1-Phenylethyl acetate Chemical compound CC(=O)OC(C)C1=CC=CC=C1 QUMXDOLUJCHOAY-UHFFFAOYSA-N 0.000 description 1
- VFWCMGCRMGJXDK-UHFFFAOYSA-N 1-chlorobutane Chemical compound CCCCCl VFWCMGCRMGJXDK-UHFFFAOYSA-N 0.000 description 1
- BJCZJSNMMCIRPU-UHFFFAOYSA-N 2,3-dichloro-6-(oxiran-2-ylmethyl)phenol Chemical compound C1=CC(Cl)=C(Cl)C(O)=C1CC1OC1 BJCZJSNMMCIRPU-UHFFFAOYSA-N 0.000 description 1
- UMPSXRYVXUPCOS-UHFFFAOYSA-N 2,3-dichlorophenol Chemical compound OC1=CC=CC(Cl)=C1Cl UMPSXRYVXUPCOS-UHFFFAOYSA-N 0.000 description 1
- 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 1
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- VMZCDNSFRSVYKQ-UHFFFAOYSA-N 2-phenylacetyl chloride Chemical compound ClC(=O)CC1=CC=CC=C1 VMZCDNSFRSVYKQ-UHFFFAOYSA-N 0.000 description 1
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- 125000001999 4-Methoxybenzoyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1OC([H])([H])[H])C(*)=O 0.000 description 1
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- HAZRKMQCXUJLSA-UHFFFAOYSA-N 6,7-dichloro-5-(4-methoxybenzoyl)-2,3-dihydro-1-benzofuran-2-carboxylic acid Chemical compound C1=CC(OC)=CC=C1C(=O)C(C(=C1Cl)Cl)=CC2=C1OC(C(O)=O)C2 HAZRKMQCXUJLSA-UHFFFAOYSA-N 0.000 description 1
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- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
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- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
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- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
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- 229940117975 chromium trioxide Drugs 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
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- 239000003814 drug Substances 0.000 description 1
- 239000003937 drug carrier Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000012259 ether extract Substances 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000001640 fractional crystallisation Methods 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009462 micro packaging Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 230000003285 pharmacodynamic effect Effects 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
- 230000035753 saluresis Effects 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 239000006190 sub-lingual tablet Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000002636 symptomatic treatment Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 150000003577 thiophenes Chemical class 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- 239000012049 topical pharmaceutical composition Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 150000007968 uric acids Chemical class 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
- C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
- C07D307/84—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D307/85—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/10—Antioedematous agents; Diuretics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/12—Antihypertensives
-
- 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
- C07D307/80—Radicals substituted by oxygen atoms
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Furan Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US59483975A | 1975-07-09 | 1975-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU176564B true HU176564B (en) | 1981-03-28 |
Family
ID=24380621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU76ME2002A HU176564B (en) | 1975-07-09 | 1976-07-09 | Process for producing 2,3-dihydro-6,7-disubstituted-5-bracket-acyl-bracket closed-benzofurane-2-carboxylic acides |
Country Status (14)
| Country | Link |
|---|---|
| US (2) | US4087542A (OSRAM) |
| JP (1) | JPS5210261A (OSRAM) |
| AU (1) | AU505135B2 (OSRAM) |
| BE (1) | BE843644A (OSRAM) |
| CH (1) | CH624949A5 (OSRAM) |
| DE (1) | DE2630800A1 (OSRAM) |
| DK (1) | DK282076A (OSRAM) |
| ES (1) | ES449389A1 (OSRAM) |
| FR (1) | FR2316934A1 (OSRAM) |
| GB (1) | GB1511427A (OSRAM) |
| HU (1) | HU176564B (OSRAM) |
| NL (1) | NL7606908A (OSRAM) |
| SE (1) | SE7607157L (OSRAM) |
| ZA (1) | ZA764080B (OSRAM) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4100294A (en) | 1976-12-06 | 1978-07-11 | Merck & Co., Inc. | 5-(Hydroxy (substituted) methyl)-2,3-dihydrobenzo furan-2-carboxylic acid and its derivatives |
| US4205080A (en) * | 1977-07-21 | 1980-05-27 | Shell Oil Company | 2,3-Dihydro benzofuran carboxamides |
| US4140776A (en) | 1977-09-16 | 1979-02-20 | Merck & Co., Inc. | N-pyrazinecarbonyl-N'-acylguanidines |
| US4189496A (en) * | 1978-02-16 | 1980-02-19 | Merck & Co., Inc. | 2,3-Dihydro-5-thienylmethyl and furylmethyl-6-substituted and 6,7-disubstituted-benzofuran-2-carboxylic acid |
| EP0019955A1 (en) * | 1979-05-16 | 1980-12-10 | Shell Internationale Researchmaatschappij B.V. | Benzofurancarboxylic acid derivatives, their preparation and their inclusion in lipogenesis inhibiting compositions |
| US4237130A (en) * | 1979-06-21 | 1980-12-02 | Merck & Co., Inc. | 2,3-Dihydro-6,7-disubstituted-5-(substituted sulfonyl)benzofuran-2-carboxylic acids |
| US4237144A (en) * | 1979-06-21 | 1980-12-02 | Merck & Co., Inc. | 2,3-Dihydro-2,6,7-trisubstituted-5-acylbenzofurans |
| JPS5737737A (en) * | 1980-08-15 | 1982-03-02 | Fuji Photo Film Co Ltd | Magnetic recording medium |
| US4510322A (en) * | 1981-07-13 | 1985-04-09 | Merck & Co., Inc. | Indacrinone having enhanced uricosuric |
| NZ200641A (en) * | 1981-07-13 | 1985-12-13 | Merck & Co Inc | Pharmaceutical compositions containing(+)and(-)enantiomers of indacrinone |
| US4435422A (en) * | 1982-09-15 | 1984-03-06 | Abbott Laboratories | 5-Substituted 2,3-dihydrobenzofuran-2-carboxylic acids and their use in diuretic compositions |
| JPS5973579A (ja) * | 1982-10-19 | 1984-04-25 | Kotobuki Seiyaku Kk | ベンゾフラン又はベンゾチオフェン誘導体，この化合物を有効成分とする尿酸排泄剤及びその製造方法 |
| DE3460315D1 (en) * | 1983-02-19 | 1986-08-28 | Beecham Group Plc | Benzofuran and benzothiophene-carboxylic-acid derivatives |
| US4578509A (en) * | 1983-04-01 | 1986-03-25 | Merck & Co., Inc. | Process for preparing a manipulated enantiomer mixture by asymmetric chiral phase transfer catalysis |
| DE3317884A1 (de) * | 1983-05-17 | 1984-11-22 | Hoechst Ag, 6230 Frankfurt | 5-(4-chlor-3-sulfamoylbenzoyl)-2,3-dihydro-2-benzofurancarbonsaeuren und verfahren zu ihrer herstellung |
| US4654365A (en) * | 1985-09-26 | 1987-03-31 | Merck & Co., Inc. | 2,3-dihydro-5-(3-oxo-2-cyclohexen-1-yl)-2-benzofurancarboxylic acids, and their salts useful in the treatment of brain injury |
| US6858614B2 (en) | 2002-02-19 | 2005-02-22 | Parion Sciences, Inc. | Phenolic guanidine sodium channel blockers |
| US6858615B2 (en) * | 2002-02-19 | 2005-02-22 | Parion Sciences, Inc. | Phenyl guanidine sodium channel blockers |
| US6903105B2 (en) * | 2003-02-19 | 2005-06-07 | Parion Sciences, Inc. | Sodium channel blockers |
| US20050090505A1 (en) * | 2003-08-18 | 2005-04-28 | Johnson Michael R. | Methods of reducing risk of infection from pathogens |
| US7745442B2 (en) | 2003-08-20 | 2010-06-29 | Parion Sciences, Inc. | Methods of reducing risk of infection from pathogens |
| AR086745A1 (es) | 2011-06-27 | 2014-01-22 | Parion Sciences Inc | 3,5-diamino-6-cloro-n-(n-(4-(4-(2-(hexil(2,3,4,5,6-pentahidroxihexil)amino)etoxi)fenil)butil)carbamimidoil)pirazina-2-carboxamida |
| CN104995178B (zh) | 2012-12-17 | 2018-06-26 | 帕里昂科学公司 | 3，5-二氨基-6-氯-n-(n-(4-苯基丁基)甲脒基)吡嗪-2-甲酰胺化合物 |
| HRP20170060T1 (hr) | 2012-12-17 | 2017-03-10 | Parion Sciences, Inc. | Derivati klor-pirazin karboksamida korisni za liječenje bolesti kojima pogoduje nedovoljna hidratacija sluznice |
| US9102633B2 (en) | 2013-12-13 | 2015-08-11 | Parion Sciences, Inc. | Arylalkyl- and aryloxyalkyl-substituted epithelial sodium channel blocking compounds |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH508615A (de) * | 1968-05-30 | 1971-06-15 | Ciba Geigy Ag | Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren |
| FR2201883B1 (OSRAM) * | 1972-10-05 | 1975-10-31 | Roussel Uclaf |
-
1976
- 1976-04-20 US US05/678,529 patent/US4087542A/en not_active Expired - Lifetime
- 1976-06-22 SE SE7607157A patent/SE7607157L/xx not_active Application Discontinuation
- 1976-06-23 DK DK282076A patent/DK282076A/da unknown
- 1976-06-24 NL NL7606908A patent/NL7606908A/xx not_active Application Discontinuation
- 1976-06-29 AU AU15404/76A patent/AU505135B2/en not_active Expired
- 1976-06-30 BE BE168519A patent/BE843644A/xx unknown
- 1976-06-30 ES ES449389A patent/ES449389A1/es not_active Expired
- 1976-07-06 CH CH865776A patent/CH624949A5/de not_active IP Right Cessation
- 1976-07-06 GB GB28088/76A patent/GB1511427A/en not_active Expired
- 1976-07-07 FR FR7620735A patent/FR2316934A1/fr active Granted
- 1976-07-08 DE DE19762630800 patent/DE2630800A1/de not_active Withdrawn
- 1976-07-08 ZA ZA00764080A patent/ZA764080B/xx unknown
- 1976-07-09 JP JP51081104A patent/JPS5210261A/ja active Pending
- 1976-07-09 HU HU76ME2002A patent/HU176564B/hu unknown
-
1978
- 1978-01-27 US US05/873,023 patent/US4163794A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DK282076A (da) | 1977-01-10 |
| US4087542A (en) | 1978-05-02 |
| JPS5210261A (en) | 1977-01-26 |
| ZA764080B (en) | 1978-02-22 |
| NL7606908A (nl) | 1977-01-11 |
| DE2630800A1 (de) | 1977-01-27 |
| AU1540476A (en) | 1978-01-05 |
| BE843644A (fr) | 1976-12-30 |
| ES449389A1 (es) | 1977-12-16 |
| CH624949A5 (OSRAM) | 1981-08-31 |
| FR2316934B1 (OSRAM) | 1979-07-20 |
| AU505135B2 (en) | 1979-11-08 |
| GB1511427A (en) | 1978-05-17 |
| FR2316934A1 (fr) | 1977-02-04 |
| SE7607157L (sv) | 1977-01-10 |
| US4163794A (en) | 1979-08-07 |
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