CH619462A5 - Process for the preparation of novel piperazinylpyrazines - Google Patents
Process for the preparation of novel piperazinylpyrazines Download PDFInfo
- Publication number
- CH619462A5 CH619462A5 CH492676A CH492676A CH619462A5 CH 619462 A5 CH619462 A5 CH 619462A5 CH 492676 A CH492676 A CH 492676A CH 492676 A CH492676 A CH 492676A CH 619462 A5 CH619462 A5 CH 619462A5
- Authority
- CH
- Switzerland
- Prior art keywords
- group
- carbon atoms
- piperazinyl
- acid
- pyrazine
- Prior art date
Links
- 238000002360 preparation method Methods 0.000 title description 14
- 238000000034 method Methods 0.000 title description 9
- HCGFLVDMFDHYJD-UHFFFAOYSA-N 2-piperazin-1-ylpyrazine Chemical class C1CNCCN1C1=CN=CC=N1 HCGFLVDMFDHYJD-UHFFFAOYSA-N 0.000 title description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 42
- 150000001875 compounds Chemical class 0.000 description 33
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 29
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 26
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 23
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 125000000217 alkyl group Chemical group 0.000 description 18
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 18
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 16
- 125000005843 halogen group Chemical group 0.000 description 15
- 239000000243 solution Substances 0.000 description 15
- 125000003545 alkoxy group Chemical group 0.000 description 11
- 150000003839 salts Chemical class 0.000 description 10
- 239000002253 acid Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- -1 phenylsulfinyl group Chemical group 0.000 description 8
- HYHBKLWDTGTBME-UHFFFAOYSA-N pyrazin-1-ium;chloride Chemical compound Cl.C1=CN=CC=N1 HYHBKLWDTGTBME-UHFFFAOYSA-N 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 125000003277 amino group Chemical group 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- LSEAAPGIZCDEEH-UHFFFAOYSA-N 2,6-dichloropyrazine Chemical compound ClC1=CN=CC(Cl)=N1 LSEAAPGIZCDEEH-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 150000001204 N-oxides Chemical class 0.000 description 4
- 241000700159 Rattus Species 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000002775 capsule Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 150000004885 piperazines Chemical class 0.000 description 4
- 125000004193 piperazinyl group Chemical group 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000003826 tablet Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- XWSSFRJLOZQOCX-UHFFFAOYSA-N 2-chloro-6-methoxypyrazine Chemical compound COC1=CN=CC(Cl)=N1 XWSSFRJLOZQOCX-UHFFFAOYSA-N 0.000 description 3
- GELVZYOEQVJIRR-UHFFFAOYSA-N 2-chloropyrazine Chemical class ClC1=CN=CC=N1 GELVZYOEQVJIRR-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 208000008589 Obesity Diseases 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 230000000578 anorexic effect Effects 0.000 description 3
- 239000002830 appetite depressant Substances 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 230000037396 body weight Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 125000001188 haloalkyl group Chemical group 0.000 description 3
- 229910052736 halogen Chemical group 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 235000020824 obesity Nutrition 0.000 description 3
- 125000003356 phenylsulfanyl group Chemical group [*]SC1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000006188 syrup Substances 0.000 description 3
- 235000020357 syrup Nutrition 0.000 description 3
- HUTNOYOBQPAKIA-UHFFFAOYSA-N 1h-pyrazin-2-one Chemical compound OC1=CN=CC=N1 HUTNOYOBQPAKIA-UHFFFAOYSA-N 0.000 description 2
- XYPISWUKQGWYGX-UHFFFAOYSA-N 2,2,2-trifluoroethaneperoxoic acid Chemical compound OOC(=O)C(F)(F)F XYPISWUKQGWYGX-UHFFFAOYSA-N 0.000 description 2
- CEAMSISEJZMQEP-UHFFFAOYSA-N 2-(trifluoromethyl)pyrazine Chemical compound FC(F)(F)C1=CN=CC=N1 CEAMSISEJZMQEP-UHFFFAOYSA-N 0.000 description 2
- ZCRFOAFODJMVOG-UHFFFAOYSA-N 2-chloro-6-(trifluoromethyl)pyrazine Chemical compound FC(F)(F)C1=CN=CC(Cl)=N1 ZCRFOAFODJMVOG-UHFFFAOYSA-N 0.000 description 2
- RSJYLKXSYOTPHB-UHFFFAOYSA-N 2-chloro-6-methylsulfanylpyrazine Chemical compound CSC1=CN=CC(Cl)=N1 RSJYLKXSYOTPHB-UHFFFAOYSA-N 0.000 description 2
- ALYNCZNDIQEVRV-UHFFFAOYSA-N 4-aminobenzoic acid Chemical compound NC1=CC=C(C(O)=O)C=C1 ALYNCZNDIQEVRV-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 229920002261 Corn starch Polymers 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 2
- 206010033307 Overweight Diseases 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 2
- 229930006000 Sucrose Natural products 0.000 description 2
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229960000583 acetic acid Drugs 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 125000002252 acyl group Chemical group 0.000 description 2
- 125000005236 alkanoylamino group Chemical group 0.000 description 2
- 125000004644 alkyl sulfinyl group Chemical group 0.000 description 2
- 125000004390 alkyl sulfonyl group Chemical group 0.000 description 2
- 125000004414 alkyl thio group Chemical group 0.000 description 2
- CSKNSYBAZOQPLR-UHFFFAOYSA-N benzenesulfonyl chloride Chemical compound ClS(=O)(=O)C1=CC=CC=C1 CSKNSYBAZOQPLR-UHFFFAOYSA-N 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 239000012876 carrier material Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 235000014510 cooky Nutrition 0.000 description 2
- 239000008120 corn starch Substances 0.000 description 2
- 125000004093 cyano group Chemical group *C#N 0.000 description 2
- 125000005117 dialkylcarbamoyl group Chemical group 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 235000003599 food sweetener Nutrition 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000000546 pharmaceutical excipient Substances 0.000 description 2
- 125000003170 phenylsulfonyl group Chemical group C1(=CC=CC=C1)S(=O)(=O)* 0.000 description 2
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 2
- 239000006187 pill Substances 0.000 description 2
- 230000003389 potentiating effect Effects 0.000 description 2
- QZAYGJVTTNCVMB-UHFFFAOYSA-N serotonin Chemical compound C1=C(O)C=C2C(CCN)=CNC2=C1 QZAYGJVTTNCVMB-UHFFFAOYSA-N 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000005720 sucrose Substances 0.000 description 2
- 239000003765 sweetening agent Substances 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- DBGIVFWFUFKIQN-UHFFFAOYSA-N (+-)-Fenfluramine Chemical compound CCNC(C)CC1=CC=CC(C(F)(F)F)=C1 DBGIVFWFUFKIQN-UHFFFAOYSA-N 0.000 description 1
- VLPBEKHOQWMYTR-UHFFFAOYSA-N 2,3-dibromopyrazine Chemical compound BrC1=NC=CN=C1Br VLPBEKHOQWMYTR-UHFFFAOYSA-N 0.000 description 1
- MLCNOCRGSBCAGH-UHFFFAOYSA-N 2,3-dichloropyrazine Chemical compound ClC1=NC=CN=C1Cl MLCNOCRGSBCAGH-UHFFFAOYSA-N 0.000 description 1
- JXKQTRCEKQCAGH-UHFFFAOYSA-N 2,6-dibromopyrazine Chemical compound BrC1=CN=CC(Br)=N1 JXKQTRCEKQCAGH-UHFFFAOYSA-N 0.000 description 1
- ONTRHJAWFXBKPO-UHFFFAOYSA-N 2,6-dichloro-1-oxidopyrazin-1-ium Chemical compound [O-][N+]1=C(Cl)C=NC=C1Cl ONTRHJAWFXBKPO-UHFFFAOYSA-N 0.000 description 1
- YLBCZNNGPOPTGM-UHFFFAOYSA-N 2-chloro-3,5-diphenylpyrazine Chemical compound ClC1=NC=C(C=2C=CC=CC=2)N=C1C1=CC=CC=C1 YLBCZNNGPOPTGM-UHFFFAOYSA-N 0.000 description 1
- HHDMLOCFVQWXIO-UHFFFAOYSA-N 2-chloro-5-(4-chlorophenyl)pyrazine Chemical compound C1=CC(Cl)=CC=C1C1=CN=C(Cl)C=N1 HHDMLOCFVQWXIO-UHFFFAOYSA-N 0.000 description 1
- LFFFFMGNHTZXAC-UHFFFAOYSA-N 2-chloro-5-(trichloromethyl)pyrazine Chemical compound ClC=1N=CC(=NC1)C(Cl)(Cl)Cl LFFFFMGNHTZXAC-UHFFFAOYSA-N 0.000 description 1
- TXEDKXSWNOQSKG-UHFFFAOYSA-N 2-chloro-5-methoxypyrazine Chemical compound COC1=CN=C(Cl)C=N1 TXEDKXSWNOQSKG-UHFFFAOYSA-N 0.000 description 1
- IKWXPYFPNVAWJY-UHFFFAOYSA-N 2-chloro-5-phenylpyrazine Chemical compound C1=NC(Cl)=CN=C1C1=CC=CC=C1 IKWXPYFPNVAWJY-UHFFFAOYSA-N 0.000 description 1
- RLAUJCBPYOWAKX-UHFFFAOYSA-N 2-chloro-6-phenylsulfanylpyrazine Chemical compound ClC1=CN=CC(SC=2C=CC=CC=2)=N1 RLAUJCBPYOWAKX-UHFFFAOYSA-N 0.000 description 1
- SZPBAPFUXAADQV-UHFFFAOYSA-N 2-oxo-1h-pyrazine-3-carboxamide Chemical compound NC(=O)C1=NC=CN=C1O SZPBAPFUXAADQV-UHFFFAOYSA-N 0.000 description 1
- KPJVJDRRSVWITO-UHFFFAOYSA-N 2-oxo-5,6-diphenyl-1h-pyrazine-3-carboxamide Chemical compound C=1C=CC=CC=1C=1NC(=O)C(C(=O)N)=NC=1C1=CC=CC=C1 KPJVJDRRSVWITO-UHFFFAOYSA-N 0.000 description 1
- QSROXGLQWDHTHR-UHFFFAOYSA-N 3,5-dichloro-1-oxidopyrazin-1-ium Chemical compound [O-][N+]1=CC(Cl)=NC(Cl)=C1 QSROXGLQWDHTHR-UHFFFAOYSA-N 0.000 description 1
- DOQVSCGCSIZFPD-UHFFFAOYSA-N 3,6-bis(4-butylphenyl)-1h-pyrazin-2-one Chemical compound C1=CC(CCCC)=CC=C1C(NC1=O)=CN=C1C1=CC=C(CCCC)C=C1 DOQVSCGCSIZFPD-UHFFFAOYSA-N 0.000 description 1
- PCUOJCCADITTPQ-UHFFFAOYSA-N 3,6-bis(4-methoxyphenyl)-1h-pyrazin-2-one Chemical compound C1=CC(OC)=CC=C1C1=CN=C(C=2C=CC(OC)=CC=2)C(O)=N1 PCUOJCCADITTPQ-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- HRNLQIJWNONAHA-UHFFFAOYSA-N 3-chloro-2,5-diphenylpyrazine Chemical compound ClC1=NC(C=2C=CC=CC=2)=CN=C1C1=CC=CC=C1 HRNLQIJWNONAHA-UHFFFAOYSA-N 0.000 description 1
- OMWQDRPFWJDOSI-UHFFFAOYSA-N 3-chloro-4-oxidopyrazin-1-ium 1-oxide Chemical compound [O-][N+]1=CC=[N+]([O-])C(Cl)=C1 OMWQDRPFWJDOSI-UHFFFAOYSA-N 0.000 description 1
- QCXJEYYXVJIFCE-UHFFFAOYSA-N 4-acetamidobenzoic acid Chemical compound CC(=O)NC1=CC=C(C(O)=O)C=C1 QCXJEYYXVJIFCE-UHFFFAOYSA-N 0.000 description 1
- 125000004800 4-bromophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Br 0.000 description 1
- VUGNCPVAXWZTOL-UHFFFAOYSA-N 5-chloro-2,3-diphenylpyrazine Chemical compound C=1C=CC=CC=1C1=NC(Cl)=CN=C1C1=CC=CC=C1 VUGNCPVAXWZTOL-UHFFFAOYSA-N 0.000 description 1
- HWCKAMAVEWVBDO-UHFFFAOYSA-N 5-chloropyrazin-2-amine Chemical compound NC1=CN=C(Cl)C=N1 HWCKAMAVEWVBDO-UHFFFAOYSA-N 0.000 description 1
- GTYRFWMSDBGPTI-UHFFFAOYSA-N 5-chloropyrazine-2-carbonitrile Chemical compound ClC1=CN=C(C#N)C=N1 GTYRFWMSDBGPTI-UHFFFAOYSA-N 0.000 description 1
- GFEFMHWOSWUJSO-UHFFFAOYSA-N 5-chloropyrazine-2-carboxamide Chemical compound NC(=O)C1=CN=C(Cl)C=N1 GFEFMHWOSWUJSO-UHFFFAOYSA-N 0.000 description 1
- VFJBQCAHQOMBTD-UHFFFAOYSA-N 6-chloro-N,N-diethylpyrazine-2-carboxamide Chemical compound CCN(CC)C(=O)c1cncc(Cl)n1 VFJBQCAHQOMBTD-UHFFFAOYSA-N 0.000 description 1
- JEERXOCCQAMKAF-UHFFFAOYSA-N 6-chloropyrazine-2-carboxamide Chemical compound NC(=O)C1=CN=CC(Cl)=N1 JEERXOCCQAMKAF-UHFFFAOYSA-N 0.000 description 1
- GUBGYTABKSRVRQ-XLOQQCSPSA-N Alpha-Lactose Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@H](O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-XLOQQCSPSA-N 0.000 description 1
- 206010003011 Appendicitis Diseases 0.000 description 1
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
- 241000416162 Astragalus gummifer Species 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- 241000167854 Bourreria succulenta Species 0.000 description 1
- 101100194322 Caenorhabditis elegans rei-1 gene Proteins 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- 240000000991 Eucalyptus amygdalina Species 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 206010016654 Fibrosis Diseases 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 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 1
- 240000007472 Leucaena leucocephala Species 0.000 description 1
- 235000010643 Leucaena leucocephala Nutrition 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 description 1
- 206010035664 Pneumonia Diseases 0.000 description 1
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 229920001800 Shellac Polymers 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- 238000000692 Student's t-test Methods 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 229920001615 Tragacanth Polymers 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N alpha-methyl toluene Natural products CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229960004050 aminobenzoic acid Drugs 0.000 description 1
- 230000000202 analgesic effect Effects 0.000 description 1
- 239000000730 antalgic agent Substances 0.000 description 1
- 230000001430 anti-depressive effect Effects 0.000 description 1
- 230000003276 anti-hypertensive effect Effects 0.000 description 1
- 239000000935 antidepressant agent Substances 0.000 description 1
- 229940005513 antidepressants Drugs 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- 235000019577 caloric intake Nutrition 0.000 description 1
- 235000019693 cherries Nutrition 0.000 description 1
- 239000007958 cherry flavor Substances 0.000 description 1
- 229940112822 chewing gum Drugs 0.000 description 1
- 235000015218 chewing gum Nutrition 0.000 description 1
- 239000002026 chloroform extract Substances 0.000 description 1
- 230000007882 cirrhosis Effects 0.000 description 1
- 208000019425 cirrhosis of liver Diseases 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 206010061428 decreased appetite Diseases 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 235000020805 dietary restrictions Nutrition 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 229960001582 fenfluramine Drugs 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 235000011087 fumaric acid Nutrition 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 239000007903 gelatin capsule Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 229940093915 gynecological organic acid Drugs 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000002035 hexane extract Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007918 intramuscular administration Methods 0.000 description 1
- 238000007912 intraperitoneal administration Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 208000017169 kidney disease Diseases 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- XMGQYMWWDOXHJM-UHFFFAOYSA-N limonene Chemical compound CC(=C)C1CCC(C)=CC1 XMGQYMWWDOXHJM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 238000013160 medical therapy Methods 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- MVVYUJFEXRODQA-UHFFFAOYSA-N methyl 6-chloropyrazine-2-carboxylate Chemical compound COC(=O)C1=CN=CC(Cl)=N1 MVVYUJFEXRODQA-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 235000010270 methyl p-hydroxybenzoate Nutrition 0.000 description 1
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- CWQPZDJMEAEBCO-UHFFFAOYSA-N n-(2-oxo-1h-pyrazin-3-yl)acetamide Chemical compound CC(=O)NC1=NC=CNC1=O CWQPZDJMEAEBCO-UHFFFAOYSA-N 0.000 description 1
- 201000008383 nephritis Diseases 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000007968 orange flavor Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 125000003854 p-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Cl 0.000 description 1
- 239000008177 pharmaceutical agent Substances 0.000 description 1
- 239000008194 pharmaceutical composition Substances 0.000 description 1
- 229920001592 potato starch Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 235000010232 propyl p-hydroxybenzoate Nutrition 0.000 description 1
- 229960005206 pyrazinamide Drugs 0.000 description 1
- NIPZZXUFJPQHNH-UHFFFAOYSA-N pyrazine-2-carboxylic acid Chemical compound OC(=O)C1=CN=CC=N1 NIPZZXUFJPQHNH-UHFFFAOYSA-N 0.000 description 1
- IPEHBUMCGVEMRF-UHFFFAOYSA-N pyrazinecarboxamide Chemical compound NC(=O)C1=CN=CC=N1 IPEHBUMCGVEMRF-UHFFFAOYSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- CVHZOJJKTDOEJC-UHFFFAOYSA-N saccharin Chemical compound C1=CC=C2C(=O)NS(=O)(=O)C2=C1 CVHZOJJKTDOEJC-UHFFFAOYSA-N 0.000 description 1
- 229940081974 saccharin Drugs 0.000 description 1
- 235000019204 saccharin Nutrition 0.000 description 1
- 239000000901 saccharin and its Na,K and Ca salt Substances 0.000 description 1
- 229940076279 serotonin Drugs 0.000 description 1
- 239000004208 shellac Substances 0.000 description 1
- ZLGIYFNHBLSMPS-ATJNOEHPSA-N shellac Chemical compound OCCCCCC(O)C(O)CCCCCCCC(O)=O.C1C23[C@H](C(O)=O)CCC2[C@](C)(CO)[C@@H]1C(C(O)=O)=C[C@@H]3O ZLGIYFNHBLSMPS-ATJNOEHPSA-N 0.000 description 1
- 229940113147 shellac Drugs 0.000 description 1
- 235000013874 shellac Nutrition 0.000 description 1
- 230000007958 sleep Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- RMBAVIFYHOYIFM-UHFFFAOYSA-M sodium methanethiolate Chemical compound [Na+].[S-]C RMBAVIFYHOYIFM-UHFFFAOYSA-M 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
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- QHMQWEPBXSHHLH-UHFFFAOYSA-N sulfur tetrafluoride Chemical compound FS(F)(F)F QHMQWEPBXSHHLH-UHFFFAOYSA-N 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229940066771 systemic antihistamines piperazine derivative Drugs 0.000 description 1
- 238000012353 t test Methods 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 235000010487 tragacanth Nutrition 0.000 description 1
- 239000000196 tragacanth Substances 0.000 description 1
- 229940116362 tragacanth Drugs 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
- 235000012773 waffles Nutrition 0.000 description 1
- 239000009637 wintergreen oil Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
- C07D241/10—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D241/14—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
- C07D241/24—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/04—Anorexiants; Antiobesity agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
- C07D241/10—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D241/14—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
- C07D241/20—Nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Child & Adolescent Psychology (AREA)
- Hematology (AREA)
- Obesity (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Diabetes (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57005275A | 1975-04-21 | 1975-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH619462A5 true CH619462A5 (en) | 1980-09-30 |
Family
ID=24277994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH492676A CH619462A5 (en) | 1975-04-21 | 1976-04-20 | Process for the preparation of novel piperazinylpyrazines |
Country Status (36)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0120465A1 (de) * | 1983-03-25 | 1984-10-03 | Degussa Aktiengesellschaft | Neue N-Phenyl-N'-Cycloalkylalkanoyl-piperazine und Verfahren zu deren Herstellung |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4091098A (en) * | 1977-04-25 | 1978-05-23 | Merck & Co., Inc. | 3-(1-PIPERAZINYL)-1,2,4-BENZOTRIAZINES AND N-oxides |
| US4163849A (en) | 1978-03-17 | 1979-08-07 | Merck & Co., Inc. | Piperazinylpyrazines |
| US4252816A (en) * | 1979-12-03 | 1981-02-24 | Merck & Co., Inc. | Tetrahydro-1H-1,4-diazepino(1,7-a)benzimidazoles useful as analgesic agents |
| US4339579A (en) | 1980-12-29 | 1982-07-13 | American Home Products Corporation | 2,6-Bis-(pyrrolopyrazinyl)pyrazines |
| EP0094498A3 (en) * | 1982-05-06 | 1985-04-03 | American Cyanamid Company | Antiatherosclerotic 1-piperazine derivatives |
| US4788290A (en) * | 1987-12-11 | 1988-11-29 | American Home Products Corporation | Serotonergic pyrazine derivatives |
| EP0580465A1 (fr) * | 1992-06-25 | 1994-01-26 | Sanofi | Nouvelle utilisation thérapeutique d'hétérocyclyl-pipérazines comme 5-HT3 agonistes et nouveaux dérivés |
| KR100607838B1 (ko) | 1997-10-27 | 2006-08-04 | 뉴로서치 에이/에스 | 니코틴 작용성 아세틸콜린 수용체상의 콜린 작용성 리간드로서의 호모피페라진 유도체 및 이를 포함하는 약제학적 조성물 |
| EP1175416B1 (en) | 1999-04-26 | 2003-07-16 | Neurosearch A/S | Heteroaryl diazacycloalkanes, their preparation and use |
| ATE307121T1 (de) * | 2000-02-16 | 2005-11-15 | Neurogen Corp | Substituierte arylpyrazine |
| US6825198B2 (en) * | 2001-06-21 | 2004-11-30 | Pfizer Inc | 5-HT receptor ligands and uses thereof |
| DK1534391T3 (da) | 2002-07-19 | 2007-06-11 | Biovitrum Ab | Nye piperazinyl-pyrazinonderivater til behandling af 5-HT2A-recptor-relaterede forstyrrelser |
| SE0202287D0 (sv) * | 2002-07-19 | 2002-07-19 | Biovitrum Ab | New compounds |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2606906A (en) * | 1948-10-14 | 1952-08-12 | American Cyanamid Co | 1-(2-pyridyl) piperazine and process of preparing same |
-
1976
- 1976-04-07 EG EG76205A patent/EG12387A/xx active
- 1976-04-07 DK DK164476A patent/DK143899C/da not_active IP Right Cessation
- 1976-04-07 SE SE7604093A patent/SE421695B/xx not_active IP Right Cessation
- 1976-04-08 NO NO761207A patent/NO146599C/no unknown
- 1976-04-09 NL NL7603800A patent/NL167692C/xx not_active IP Right Cessation
- 1976-04-09 FI FI760978A patent/FI62666C/fi not_active IP Right Cessation
- 1976-04-12 IL IL49391A patent/IL49391A/xx unknown
- 1976-04-13 AU AU12966/76A patent/AU496854B2/en not_active Expired
- 1976-04-13 GR GR50538A patent/GR59900B/el unknown
- 1976-04-13 PH PH18329A patent/PH12274A/en unknown
- 1976-04-14 CA CA250,732A patent/CA1059128A/en not_active Expired
- 1976-04-14 FR FR7610958A patent/FR2308367A1/fr active Granted
- 1976-04-15 GB GB15644/76A patent/GB1492528A/en not_active Expired
- 1976-04-15 DD DD192399A patent/DD124599A5/xx unknown
- 1976-04-15 CY CY1090A patent/CY1090A/xx unknown
- 1976-04-16 CS CS762549A patent/CS195726B2/cs unknown
- 1976-04-19 JP JP51043763A patent/JPS51136688A/ja active Granted
- 1976-04-19 ES ES447150A patent/ES447150A1/es not_active Expired
- 1976-04-20 AT AT288376A patent/AT353795B/de not_active IP Right Cessation
- 1976-04-20 ZA ZA762320A patent/ZA762320B/xx unknown
- 1976-04-20 PL PL1976188912A patent/PL99664B1/pl unknown
- 1976-04-20 YU YU01006/76A patent/YU100676A/xx unknown
- 1976-04-20 SU SU762346054A patent/SU638260A3/ru active
- 1976-04-20 AR AR262930A patent/AR210349A1/es active
- 1976-04-20 BG BG032968A patent/BG34185A3/xx unknown
- 1976-04-20 DE DE2617205A patent/DE2617205C3/de not_active Expired
- 1976-04-20 BE BE166282A patent/BE840904A/xx not_active IP Right Cessation
- 1976-04-20 LU LU74795A patent/LU74795A1/xx unknown
- 1976-04-20 CH CH492676A patent/CH619462A5/de not_active IP Right Cessation
- 1976-04-20 RO RO7685688A patent/RO73278A/ro unknown
- 1976-04-21 IE IE828/76A patent/IE42979B1/en unknown
- 1976-04-21 HU HU76ME00001967A patent/HU172684B/hu unknown
- 1976-04-21 PT PT65027A patent/PT65027B/pt unknown
-
1977
- 1977-06-01 ES ES459406A patent/ES459406A1/es not_active Expired
- 1977-06-01 ES ES459407A patent/ES459407A1/es not_active Expired
- 1977-06-01 ES ES459405A patent/ES459405A1/es not_active Expired
-
1980
- 1980-10-02 KE KE3088A patent/KE3088A/xx unknown
- 1980-10-30 HK HK603/80A patent/HK60380A/xx unknown
-
1981
- 1981-12-30 MY MY225/81A patent/MY8100225A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0120465A1 (de) * | 1983-03-25 | 1984-10-03 | Degussa Aktiengesellschaft | Neue N-Phenyl-N'-Cycloalkylalkanoyl-piperazine und Verfahren zu deren Herstellung |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2915318C2 (enExample) | ||
| DE68914793T2 (de) | Chinazolinon-Derivate. | |
| DE69006799T2 (de) | Spirocyclische antipsychotische Mittel. | |
| DE2065636C3 (de) | Tricyclische Verbindungen, Verfahren zu ihrer Herstellung und diese enthaltende Arzneimittel | |
| DE19834047A1 (de) | Substituierte Pyrazolderivate | |
| EP0888313B1 (de) | 2,3-benzodiazepinderivate und deren verwendung als ampa-rezeptoren-hemmer | |
| DE2149249B2 (de) | 4-Amino-6-arylpyrimidine | |
| DE19824175A1 (de) | Amino-azol-Verbindungen | |
| DE2617205A1 (de) | Anorektische verbindungen | |
| DE69720021T2 (de) | 1,4-disubstituierte piperazine | |
| DE2920250A1 (de) | 3-aryloxysubstituierte aminopyridine | |
| EP0001115A2 (de) | 2-Bromergosin und seine Säureadditionssalze, Verfahren zu deren Herstellung sowie deren Verwendung als Heilmittel | |
| DE2604748A1 (de) | Aminoderivate von imidazo(4,5-b) pyridinen | |
| DE2461802A1 (de) | Pyrazinderivate | |
| EP0082369B1 (de) | Imidazo(4,5-c)pyridine, diese enthaltende pharmazeutische Zubereitungen und Verfahren zu ihrer Herstellung | |
| EP0180115A2 (de) | 1,2,4-Triazolo-carbamate und ihre Säureadditionssalze, Verfahren zu ihrer Herstellung und Arzneimittel | |
| DE2726820A1 (de) | Imidazothiazine | |
| EP0314275A2 (en) | 2-Pyrrolidone-5-carboxylic acid compounds | |
| DE69331234T2 (de) | Neue nicotinsäureester | |
| EP0326981A2 (de) | 4-Oxo-4H-pyrido[1,2-a]pyrimidin-3-carbonsäureamid-Derivate, deren Herstellung sowie diese Verbindungen enthaltende Arzneimittelpräparate und deren Herstellung | |
| DE2259471C2 (de) | 2-Halogen-9-phenyl-5,6-dihydro-7H-pyrido [2,3-f] [1,4] diazepinderivate | |
| EP0180833B1 (de) | 4-Oxo-pyrido[2,3]pyrimidin-Derivate, Verfahren zur deren Herstellung und diese ethaltende Arzneimittel | |
| DE2913295A1 (de) | 4-oxo-4h-pyrido eckige klammer auf 1,2-a eckige klammer zu pyrimidin-3-n- (1h-tetrazol-5-yl)carboxamide, verfahren zu deren herstellung und pharmazeutisches mittel | |
| DE2161827A1 (de) | l-(3-Cyano-3,3-diphenylpropyl-)4phenylpiperidinderivate und Verfahren zu ihrer Herstellung | |
| DE2221808C2 (de) | Hydrazinopyridazin-Derivate, deren Säureadditionssalze, Verfahren zu deren Herstellung und Heilmittel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |