CH619953A5 - Process for the preparation of diazepine derivatives - Google Patents
Process for the preparation of diazepine derivatives Download PDFInfo
- Publication number
- CH619953A5 CH619953A5 CH1141075A CH1141075A CH619953A5 CH 619953 A5 CH619953 A5 CH 619953A5 CH 1141075 A CH1141075 A CH 1141075A CH 1141075 A CH1141075 A CH 1141075A CH 619953 A5 CH619953 A5 CH 619953A5
- Authority
- CH
- Switzerland
- Prior art keywords
- phenyl
- hydrogen
- pyridyl
- lower alkyl
- compounds
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 29
- 238000002360 preparation method Methods 0.000 title claims description 15
- 125000002576 diazepinyl group Chemical class N1N=C(C=CC=C1)* 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims description 102
- -1 amino, amino Chemical group 0.000 claims description 77
- 125000000217 alkyl group Chemical group 0.000 claims description 48
- 229910052739 hydrogen Inorganic materials 0.000 claims description 47
- 239000001257 hydrogen Substances 0.000 claims description 47
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 39
- 150000003839 salts Chemical class 0.000 claims description 39
- 239000002253 acid Substances 0.000 claims description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 22
- 229910052736 halogen Inorganic materials 0.000 claims description 20
- 125000004076 pyridyl group Chemical group 0.000 claims description 20
- 150000002367 halogens Chemical class 0.000 claims description 18
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 12
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 12
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 11
- 239000000460 chlorine Substances 0.000 claims description 11
- 229910052801 chlorine Inorganic materials 0.000 claims description 11
- IMXWNWBXKWASOM-UHFFFAOYSA-N 3h-imidazo[1,5-a][1,4]diazepine Chemical class N1=CC=CN2CN=CC2=C1 IMXWNWBXKWASOM-UHFFFAOYSA-N 0.000 claims description 10
- 125000004183 alkoxy alkyl group Chemical group 0.000 claims description 10
- 125000004432 carbon atom Chemical group C* 0.000 claims description 10
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 10
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 8
- 125000001589 carboacyl group Chemical group 0.000 claims description 8
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 7
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 7
- 229910052794 bromium Inorganic materials 0.000 claims description 7
- 125000002768 hydroxyalkyl group Chemical group 0.000 claims description 7
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 7
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims description 5
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 4
- 150000001204 N-oxides Chemical class 0.000 claims description 4
- 125000004442 acylamino group Chemical group 0.000 claims description 4
- 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 3
- 239000002841 Lewis acid Substances 0.000 claims description 3
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 3
- 150000007517 lewis acids Chemical class 0.000 claims description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 2
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims description 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 2
- 230000007062 hydrolysis Effects 0.000 claims description 2
- 238000006460 hydrolysis reaction Methods 0.000 claims description 2
- 229910052740 iodine Chemical group 0.000 claims description 2
- 239000011630 iodine Chemical group 0.000 claims description 2
- 150000002431 hydrogen Chemical class 0.000 claims 14
- 229910052744 lithium Inorganic materials 0.000 claims 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 411
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 169
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 155
- 239000000243 solution Substances 0.000 description 143
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 126
- 238000002844 melting Methods 0.000 description 98
- 230000008018 melting Effects 0.000 description 98
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 81
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 74
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 72
- 239000011541 reaction mixture Substances 0.000 description 70
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 66
- 239000000203 mixture Substances 0.000 description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 58
- 239000000047 product Substances 0.000 description 53
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 51
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 47
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 45
- 125000004198 2-fluorophenyl group Chemical group [H]C1=C([H])C(F)=C(*)C([H])=C1[H] 0.000 description 40
- 239000000706 filtrate Substances 0.000 description 37
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 37
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 36
- 238000010992 reflux Methods 0.000 description 33
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 30
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 30
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 30
- 229940049706 benzodiazepine Drugs 0.000 description 30
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 29
- 239000013078 crystal Substances 0.000 description 28
- 238000001914 filtration Methods 0.000 description 28
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 28
- 238000002425 crystallisation Methods 0.000 description 27
- 230000008025 crystallization Effects 0.000 description 27
- 239000000284 extract Substances 0.000 description 26
- 238000006243 chemical reaction Methods 0.000 description 25
- 239000012071 phase Substances 0.000 description 23
- 239000000741 silica gel Substances 0.000 description 23
- 229910002027 silica gel Inorganic materials 0.000 description 23
- 229960000583 acetic acid Drugs 0.000 description 22
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 20
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 20
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 20
- 239000003921 oil Substances 0.000 description 20
- 235000019198 oils Nutrition 0.000 description 20
- 229960004592 isopropanol Drugs 0.000 description 19
- 229910052938 sodium sulfate Inorganic materials 0.000 description 19
- 235000011152 sodium sulphate Nutrition 0.000 description 19
- 239000007868 Raney catalyst Substances 0.000 description 18
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 18
- 229910000564 Raney nickel Inorganic materials 0.000 description 18
- 239000002585 base Substances 0.000 description 18
- 238000003756 stirring Methods 0.000 description 17
- 239000000538 analytical sample Substances 0.000 description 15
- 239000012362 glacial acetic acid Substances 0.000 description 15
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 14
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 14
- 238000001704 evaporation Methods 0.000 description 14
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 14
- 238000001953 recrystallisation Methods 0.000 description 14
- 239000002904 solvent Substances 0.000 description 14
- GOPYZMJAIPBUGX-UHFFFAOYSA-N [O-2].[O-2].[Mn+4] Chemical class [O-2].[O-2].[Mn+4] GOPYZMJAIPBUGX-UHFFFAOYSA-N 0.000 description 13
- 239000012074 organic phase Substances 0.000 description 13
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 12
- 239000000908 ammonium hydroxide Substances 0.000 description 12
- 239000003480 eluent Substances 0.000 description 12
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 12
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 12
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 11
- 239000003054 catalyst Substances 0.000 description 11
- 230000008020 evaporation Effects 0.000 description 11
- 239000011976 maleic acid Substances 0.000 description 11
- 229910052757 nitrogen Inorganic materials 0.000 description 11
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 11
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 10
- 229910021529 ammonia Inorganic materials 0.000 description 10
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 10
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- 238000004587 chromatography analysis Methods 0.000 description 9
- 229920006395 saturated elastomer Polymers 0.000 description 9
- FKHIFSZMMVMEQY-UHFFFAOYSA-N talc Chemical compound [Mg+2].[O-][Si]([O-])=O FKHIFSZMMVMEQY-UHFFFAOYSA-N 0.000 description 9
- NDQXKKFRNOPRDW-UHFFFAOYSA-N 1,1,1-triethoxyethane Chemical compound CCOC(C)(OCC)OCC NDQXKKFRNOPRDW-UHFFFAOYSA-N 0.000 description 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 8
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 8
- 239000000543 intermediate Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 229920000137 polyphosphoric acid Polymers 0.000 description 8
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 8
- 125000004182 2-chlorophenyl group Chemical group [H]C1=C([H])C(Cl)=C(*)C([H])=C1[H] 0.000 description 7
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 7
- 239000002244 precipitate Substances 0.000 description 7
- 239000000523 sample Substances 0.000 description 7
- 229910000029 sodium carbonate Inorganic materials 0.000 description 7
- 239000012312 sodium hydride Substances 0.000 description 7
- 229910000104 sodium hydride Inorganic materials 0.000 description 7
- 239000000725 suspension Substances 0.000 description 7
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 239000012043 crude product Substances 0.000 description 6
- 239000005457 ice water Substances 0.000 description 6
- 229910010272 inorganic material Inorganic materials 0.000 description 6
- 239000011147 inorganic material Substances 0.000 description 6
- 239000012280 lithium aluminium hydride Substances 0.000 description 6
- DDLIGBOFAVUZHB-UHFFFAOYSA-N midazolam Chemical compound C12=CC(Cl)=CC=C2N2C(C)=NC=C2CN=C1C1=CC=CC=C1F DDLIGBOFAVUZHB-UHFFFAOYSA-N 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 239000008096 xylene Substances 0.000 description 6
- GUJAGMICFDYKNR-UHFFFAOYSA-N 1,4-benzodiazepine Chemical compound N1C=CN=CC2=CC=CC=C12 GUJAGMICFDYKNR-UHFFFAOYSA-N 0.000 description 5
- SVUOLADPCWQTTE-UHFFFAOYSA-N 1h-1,2-benzodiazepine Chemical compound N1N=CC=CC2=CC=CC=C12 SVUOLADPCWQTTE-UHFFFAOYSA-N 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 150000002430 hydrocarbons Chemical group 0.000 description 5
- 239000012442 inert solvent Substances 0.000 description 5
- 239000002480 mineral oil Substances 0.000 description 5
- 235000010446 mineral oil Nutrition 0.000 description 5
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 5
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 5
- 235000017557 sodium bicarbonate Nutrition 0.000 description 5
- 235000010288 sodium nitrite Nutrition 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- LSQOUBKWMBDIPL-UHFFFAOYSA-N [7-chloro-5-(2-fluorophenyl)-2,3-dihydro-1h-1,4-benzodiazepin-2-yl]methanamine Chemical compound C12=CC(Cl)=CC=C2NC(CN)CN=C1C1=CC=CC=C1F LSQOUBKWMBDIPL-UHFFFAOYSA-N 0.000 description 4
- CIUQDSCDWFSTQR-UHFFFAOYSA-N [C]1=CC=CC=C1 Chemical compound [C]1=CC=CC=C1 CIUQDSCDWFSTQR-UHFFFAOYSA-N 0.000 description 4
- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical compound C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 description 4
- 229910052783 alkali metal Inorganic materials 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 125000004971 nitroalkyl group Chemical group 0.000 description 4
- 238000010899 nucleation Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000006722 reduction reaction Methods 0.000 description 4
- XYGVIBXOJOOCFR-BTJKTKAUSA-N (z)-but-2-enedioic acid;8-chloro-6-(2-fluorophenyl)-1-methyl-4h-imidazo[1,5-a][1,4]benzodiazepine Chemical compound OC(=O)\C=C/C(O)=O.C12=CC(Cl)=CC=C2N2C(C)=NC=C2CN=C1C1=CC=CC=C1F XYGVIBXOJOOCFR-BTJKTKAUSA-N 0.000 description 3
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 3
- NHQDETIJWKXCTC-UHFFFAOYSA-N 3-chloroperbenzoic acid Chemical compound OOC(=O)C1=CC=CC(Cl)=C1 NHQDETIJWKXCTC-UHFFFAOYSA-N 0.000 description 3
- XTOQMDCHFVDCCL-UHFFFAOYSA-N 4-[chloro(morpholin-4-yl)phosphoryl]morpholine Chemical compound C1COCCN1P(=O)(Cl)N1CCOCC1 XTOQMDCHFVDCCL-UHFFFAOYSA-N 0.000 description 3
- GIDGIKTWONUSTH-UHFFFAOYSA-N 6-(2-fluorophenyl)-1-methyl-4h-imidazo[1,5-a][1,4]benzodiazepine Chemical compound C12=CC=CC=C2N2C(C)=NC=C2CN=C1C1=CC=CC=C1F GIDGIKTWONUSTH-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 3
- 239000004157 Nitrosyl chloride Substances 0.000 description 3
- 238000005903 acid hydrolysis reaction Methods 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 3
- 125000003545 alkoxy group Chemical group 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 3
- 239000012267 brine Substances 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
- 239000006185 dispersion Substances 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- 150000002170 ethers Chemical class 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 150000004678 hydrides Chemical class 0.000 description 3
- KLNFAMGHSZQYHR-UHFFFAOYSA-N imidazo[4,5-i][1,2]benzodiazepine Chemical group C1=CC=NN=C2C3=NC=NC3=CC=C21 KLNFAMGHSZQYHR-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- AFRJJFRNGGLMDW-UHFFFAOYSA-N lithium amide Chemical compound [Li+].[NH2-] AFRJJFRNGGLMDW-UHFFFAOYSA-N 0.000 description 3
- ZGEGCLOFRBLKSE-UHFFFAOYSA-N methylene hexane Natural products CCCCCC=C ZGEGCLOFRBLKSE-UHFFFAOYSA-N 0.000 description 3
- 150000007522 mineralic acids Chemical class 0.000 description 3
- 125000004573 morpholin-4-yl group Chemical group N1(CCOCC1)* 0.000 description 3
- MCSAJNNLRCFZED-UHFFFAOYSA-N nitroethane Chemical compound CC[N+]([O-])=O MCSAJNNLRCFZED-UHFFFAOYSA-N 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- VPCDQGACGWYTMC-UHFFFAOYSA-N nitrosyl chloride Chemical compound ClN=O VPCDQGACGWYTMC-UHFFFAOYSA-N 0.000 description 3
- 235000019392 nitrosyl chloride Nutrition 0.000 description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
- 125000003944 tolyl group Chemical group 0.000 description 3
- WZESWJLHROPFLG-BTJKTKAUSA-N (z)-but-2-enedioic acid;8-chloro-6-(2-fluorophenyl)-1,4-dimethyl-4h-imidazo[1,5-a][1,4]benzodiazepine Chemical compound OC(=O)\C=C/C(O)=O.C12=CC(Cl)=CC=C2N2C(C)=NC=C2C(C)N=C1C1=CC=CC=C1F WZESWJLHROPFLG-BTJKTKAUSA-N 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
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- DMSKNXCILMZZMN-UHFFFAOYSA-N [7-ethyl-5-(2-fluorophenyl)-2,3-dihydro-1h-1,4-benzodiazepin-2-yl]methanamine Chemical compound C12=CC(CC)=CC=C2NC(CN)CN=C1C1=CC=CC=C1F DMSKNXCILMZZMN-UHFFFAOYSA-N 0.000 description 1
- 150000001241 acetals Chemical class 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
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- CHCISLOJADQUNQ-UHFFFAOYSA-N climazolam Chemical compound C12=CC(Cl)=CC=C2N2C(C)=NC=C2CN=C1C1=CC=CC=C1Cl CHCISLOJADQUNQ-UHFFFAOYSA-N 0.000 description 1
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- AAOVKJBEBIDNHE-UHFFFAOYSA-N diazepam Chemical class N=1CC(=O)N(C)C2=CC=C(Cl)C=C2C=1C1=CC=CC=C1 AAOVKJBEBIDNHE-UHFFFAOYSA-N 0.000 description 1
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- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
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- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
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- 150000002148 esters Chemical class 0.000 description 1
- 239000002038 ethyl acetate fraction Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
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- 229910000378 hydroxylammonium sulfate Inorganic materials 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007918 intramuscular administration Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000000468 ketone group Chemical group 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- AUHZEENZYGFFBQ-UHFFFAOYSA-N mesitylene Substances CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 1
- 125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 229940087646 methanolamine Drugs 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- LCGLNKUTAGEVQW-UHFFFAOYSA-N methyl monoether Natural products COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 1
- BLLFVUPNHCTMSV-UHFFFAOYSA-N methyl nitrite Chemical compound CON=O BLLFVUPNHCTMSV-UHFFFAOYSA-N 0.000 description 1
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 description 1
- 125000002816 methylsulfanyl group Chemical group [H]C([H])([H])S[*] 0.000 description 1
- PLYSCVSCYOQVRP-UHFFFAOYSA-N midazolam hydrochloride Chemical compound Cl.C12=CC(Cl)=CC=C2N2C(C)=NC=C2CN=C1C1=CC=CC=C1F PLYSCVSCYOQVRP-UHFFFAOYSA-N 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 229940035363 muscle relaxants Drugs 0.000 description 1
- 239000003158 myorelaxant agent Substances 0.000 description 1
- KEFDQTADIHWZMS-UHFFFAOYSA-N n-[6-(2-fluorophenyl)-1-methyl-4h-imidazo[1,5-a][1,4]benzodiazepin-8-yl]-n-methylacetamide Chemical compound C=1C(N(C(C)=O)C)=CC=C(N2C(C)=NC=C2CN=2)C=1C=2C1=CC=CC=C1F KEFDQTADIHWZMS-UHFFFAOYSA-N 0.000 description 1
- VXCCGNWORHEEDF-UHFFFAOYSA-N n-[7-chloro-5-(2-fluorophenyl)-3h-1,4-benzodiazepin-2-yl]-n-methylnitrous amide Chemical compound N=1CC(N(N=O)C)=NC2=CC=C(Cl)C=C2C=1C1=CC=CC=C1F VXCCGNWORHEEDF-UHFFFAOYSA-N 0.000 description 1
- DONGQQPBNMVVLD-UHFFFAOYSA-N n-[[1-acetyl-7-chloro-5-(2-fluorophenyl)-2,3-dihydro-1,4-benzodiazepin-2-yl]methyl]acetamide Chemical compound C12=CC(Cl)=CC=C2N(C(C)=O)C(CNC(=O)C)CN=C1C1=CC=CC=C1F DONGQQPBNMVVLD-UHFFFAOYSA-N 0.000 description 1
- XOHKQMLLOMJLJP-UHFFFAOYSA-N n-[[7-chloro-5-(2-fluorophenyl)-2,3-dihydro-1h-1,4-benzodiazepin-2-yl]methyl]acetamide Chemical compound C12=CC(Cl)=CC=C2NC(CNC(=O)C)CN=C1C1=CC=CC=C1F XOHKQMLLOMJLJP-UHFFFAOYSA-N 0.000 description 1
- KZIDPUBSPKGKDA-UHFFFAOYSA-N n-[[7-chloro-5-(2-fluorophenyl)-2,3-dihydro-1h-1,4-benzodiazepin-2-yl]methyl]propanamide Chemical compound C12=CC(Cl)=CC=C2NC(CNC(=O)CC)CN=C1C1=CC=CC=C1F KZIDPUBSPKGKDA-UHFFFAOYSA-N 0.000 description 1
- FCQMSIWSMKWRQL-UHFFFAOYSA-N n-methyl-5-phenyl-3h-1,4-benzodiazepin-2-amine Chemical compound N=1CC(NC)=NC2=CC=CC=C2C=1C1=CC=CC=C1 FCQMSIWSMKWRQL-UHFFFAOYSA-N 0.000 description 1
- HKPRLCIDOANWOI-UHFFFAOYSA-N n-methyl-5-phenyl-3h-thieno[3,2-e][1,4]diazepin-2-amine Chemical compound N=1CC(NC)=NC=2C=CSC=2C=1C1=CC=CC=C1 HKPRLCIDOANWOI-UHFFFAOYSA-N 0.000 description 1
- FAQUSGFYTCTEMJ-UHFFFAOYSA-N n-methyl-n-(5-phenyl-3h-1,4-benzodiazepin-2-yl)nitrous amide Chemical compound N=1CC(N(N=O)C)=NC2=CC=CC=C2C=1C1=CC=CC=C1 FAQUSGFYTCTEMJ-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- RPMXALUWKZHYOV-UHFFFAOYSA-N nitroethene Chemical group [O-][N+](=O)C=C RPMXALUWKZHYOV-UHFFFAOYSA-N 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 230000009935 nitrosation Effects 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 150000002905 orthoesters Chemical class 0.000 description 1
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229910003446 platinum oxide Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- CZPZWMPYEINMCF-UHFFFAOYSA-N propaneperoxoic acid Chemical compound CCC(=O)OO CZPZWMPYEINMCF-UHFFFAOYSA-N 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000006049 ring expansion reaction Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 150000003333 secondary alcohols Chemical class 0.000 description 1
- 229940125723 sedative agent Drugs 0.000 description 1
- 239000000932 sedative agent Substances 0.000 description 1
- 239000012279 sodium borohydride Substances 0.000 description 1
- 229910000033 sodium borohydride Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 150000003892 tartrate salts Chemical class 0.000 description 1
- 150000003509 tertiary alcohols Chemical class 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/64—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms, e.g. histidine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P21/00—Drugs for disorders of the muscular or neuromuscular system
- A61P21/02—Muscle relaxants, e.g. for tetanus or cramps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/20—Hypnotics; Sedatives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/12—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains three hetero rings
- C07D487/14—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/12—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains three hetero rings
- C07D495/14—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/645—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having two nitrogen atoms as the only ring hetero atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6561—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Neurology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pharmacology & Pharmacy (AREA)
- Public Health (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Molecular Biology (AREA)
- Biochemistry (AREA)
- Physical Education & Sports Medicine (AREA)
- Pain & Pain Management (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Neurosurgery (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH9580A CH623325A5 (en) | 1974-09-11 | 1980-01-08 | Process for the preparation of diazepine derivatives |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50492474A | 1974-09-11 | 1974-09-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH619953A5 true CH619953A5 (en) | 1980-10-31 |
Family
ID=24008278
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1141075A CH619953A5 (en) | 1974-09-11 | 1975-09-03 | Process for the preparation of diazepine derivatives |
CH133781A CH628053A5 (en) | 1974-09-11 | 1981-02-27 | Process for the preparation of diazepine derivatives |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH133781A CH628053A5 (en) | 1974-09-11 | 1981-02-27 | Process for the preparation of diazepine derivatives |
Country Status (32)
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JP (1) | JPS51125099A (xx) |
AT (1) | AT360023B (xx) |
AU (1) | AU505998B2 (xx) |
BE (1) | BE833248A (xx) |
BR (1) | BR7505864A (xx) |
CA (1) | CA1067491A (xx) |
CH (2) | CH619953A5 (xx) |
CU (1) | CU34346A (xx) |
DD (1) | DD121640A5 (xx) |
DE (1) | DE2540522A1 (xx) |
DK (1) | DK157615C (xx) |
ES (1) | ES440850A1 (xx) |
FI (1) | FI63234C (xx) |
FR (2) | FR2285890A1 (xx) |
GB (1) | GB1527131A (xx) |
HK (1) | HK63381A (xx) |
HU (1) | HU174752B (xx) |
IE (1) | IE41844B1 (xx) |
IL (1) | IL48069A (xx) |
KE (1) | KE3173A (xx) |
LU (1) | LU73356A1 (xx) |
MX (1) | MX160600A (xx) |
MY (1) | MY8200214A (xx) |
NL (1) | NL171060C (xx) |
NO (4) | NO147109C (xx) |
NZ (1) | NZ178635A (xx) |
PH (2) | PH16152A (xx) |
PL (1) | PL106563B1 (xx) |
SE (4) | SE425785B (xx) |
SU (1) | SU814278A3 (xx) |
YU (1) | YU40267B (xx) |
ZA (1) | ZA755418B (xx) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4125726A (en) * | 1977-03-11 | 1978-11-14 | Hoffmann-La Roche Inc. | Imidazo[1,5-a][1,4]benzodiazepines |
US4118386A (en) * | 1977-04-04 | 1978-10-03 | Hoffmann-La Roche Inc. | Synthesis of imidazo[1,5-a]diazepine-3-carboxylates |
US4226768A (en) * | 1979-05-29 | 1980-10-07 | Hoffmann-La Roche Inc. | Process for the preparation of imidazobenzodiazepines |
US4226771A (en) * | 1979-07-25 | 1980-10-07 | Hoffmann-La Roche Inc. | 1,2,5-Oxadiazino[5,4-a][1,4]benzodiazepine derivatives |
US4256637A (en) * | 1979-12-20 | 1981-03-17 | Hoffmann-La Roche Inc. | Intermediates for the production of imidazobenzodiazepines |
FR2479818A1 (en) * | 1980-04-03 | 1981-10-09 | Roussel Uclaf | 2-Substd. phenyl 7-nitro 3H 1,4-benzodiazepinyl aminoacid derivs. - are anxiolytics, tranquillisers, sedatives and anticonvulsants, prepd. by reacting aminoacid or peptide with benzodiazepin-2-thione |
US4335042A (en) * | 1980-04-21 | 1982-06-15 | Hoffmann-La Roche Inc. | Process to produce imidazobenzodiazepine intermediates |
DE3329515C2 (de) * | 1983-08-16 | 1985-11-14 | Krohne Meßtechnik GmbH & Co KG, 4100 Duisburg | Elektrische Schaltanordnung für einen magnetisch-induktiven Meßwertgeber |
ZA845757B (en) * | 1983-08-25 | 1985-04-24 | Hoffmann La Roche | Benzodiazepine derivatives |
PH30676A (en) * | 1986-07-22 | 1997-09-16 | Boehringer Ingelhein Kg | Hetrazepine compounds which have useful pharmaceutical utility |
FI880814A (fi) * | 1987-03-10 | 1988-09-11 | Hoffmann La Roche | Imidazodiazepin-derivat. |
AU6909194A (en) * | 1993-05-14 | 1994-12-12 | Board Of Regents, The University Of Texas System | Preparation of n-cyanodithioimino-carbonates and 3-mercapto-5-amino-1h-1,2,4-triazole |
IN184976B (xx) * | 1996-06-13 | 2000-10-14 | Ranbaxy Lab Ltd | |
IT1399764B1 (it) * | 2010-05-04 | 2013-05-03 | F S I Fabbrica Italiana Sint | Procedimento per la sintesi di 4h-imidazo [1,5-a][1,4]benzodiazepine, in particolare di midazolam. |
CN103086986B (zh) * | 2011-11-01 | 2015-11-04 | 上海医药工业研究院 | 1,4-苯二氮卓-n-亚硝胺类中间体的制备方法及其应用 |
CN103804384B (zh) * | 2014-01-27 | 2016-01-20 | 李宏 | 苯并二氮杂卓类化合物的制备方法 |
DK3439665T3 (da) * | 2016-03-18 | 2022-09-26 | Uwm Res Foundation Inc | Behandling af kognitive og sindsstemningssymptomer ved neurodegenerative og neuropsykiatriske lidelser med alpha5-holdige gabaa-receptoragonister |
CN109790170B (zh) | 2016-08-16 | 2022-08-02 | Uwm研究基金会有限公司 | Gaba(a)受体调节剂和控制哮喘中气道高反应性和炎症的方法 |
CN111410658B (zh) * | 2020-03-30 | 2021-03-26 | 江苏恩华药业股份有限公司 | 咪达唑仑或其药物组合物的杂质a和杂质b及其用途 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA721060B (en) * | 1970-10-30 | 1972-11-29 | Takeda Chemical Industries Ltd | Benzodiazepine derivatives |
DE2056265A1 (en) * | 1970-11-16 | 1972-05-31 | Sumitomo Chemical Co. Ltd., Osaka (Japan) | Benzodiazepine derivs - from glycylamidobenzophenone derivs in dmso |
JPS4932874B1 (xx) * | 1970-12-11 | 1974-09-03 | ||
BE787251A (fr) * | 1971-08-04 | 1973-02-05 | Upjohn Co | Nouvelles benzodiazepines et leur preparation |
BE790839A (fr) * | 1971-11-02 | 1973-04-30 | Upjohn Co | Nouvelles benzodiazepines, leur procede de preparation et medicament les contenant |
BE792972A (fr) * | 1971-12-20 | 1973-06-19 | Hoffmann La Roche | Derives de benzodiazepine |
FR2183716A1 (en) * | 1972-05-05 | 1973-12-21 | Centre Etd Ind Pharma | Substd-6-phenyl-4h-imidazo (1,2-a)-1,4-benzo diazepines - - tranquillisers anxiolytics,sedatives and muscle-relaxants |
CA1005443A (en) * | 1972-06-22 | 1977-02-15 | Michio Nakanishi | Thienodiazepine compounds |
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1975
- 1975-08-25 ZA ZA755418A patent/ZA755418B/xx unknown
- 1975-09-03 CH CH1141075A patent/CH619953A5/de not_active IP Right Cessation
- 1975-09-08 FI FI752517A patent/FI63234C/fi not_active IP Right Cessation
- 1975-09-08 SE SE7509991A patent/SE425785B/xx active Protection Beyond IP Right Term
- 1975-09-08 NO NO753069A patent/NO147109C/no unknown
- 1975-09-09 FR FR7527599A patent/FR2285890A1/fr active Granted
- 1975-09-09 LU LU73356A patent/LU73356A1/xx unknown
- 1975-09-09 NZ NZ178635A patent/NZ178635A/xx unknown
- 1975-09-09 MX MX201652A patent/MX160600A/es unknown
- 1975-09-09 IL IL48069A patent/IL48069A/xx unknown
- 1975-09-09 NL NLAANVRAGE7510620,A patent/NL171060C/xx not_active IP Right Cessation
- 1975-09-10 JP JP50109060A patent/JPS51125099A/ja active Granted
- 1975-09-10 BE BE159891A patent/BE833248A/xx not_active IP Right Cessation
- 1975-09-10 GB GB37252/75A patent/GB1527131A/en not_active Expired
- 1975-09-10 DD DD188275A patent/DD121640A5/xx unknown
- 1975-09-10 SU SU752170852A patent/SU814278A3/ru active
- 1975-09-10 AU AU84704/75A patent/AU505998B2/en not_active Expired
- 1975-09-10 YU YU2285/75A patent/YU40267B/xx unknown
- 1975-09-10 AT AT697775A patent/AT360023B/de not_active IP Right Cessation
- 1975-09-10 ES ES440850A patent/ES440850A1/es not_active Expired
- 1975-09-10 CA CA235,138A patent/CA1067491A/en not_active Expired
- 1975-09-10 PL PL1975204027A patent/PL106563B1/pl unknown
- 1975-09-10 DK DK404175A patent/DK157615C/da not_active IP Right Cessation
- 1975-09-10 PH PH17566A patent/PH16152A/en unknown
- 1975-09-10 HU HU75HO1835A patent/HU174752B/hu unknown
- 1975-09-11 CU CU34346A patent/CU34346A/es unknown
- 1975-09-11 IE IE1973/75A patent/IE41844B1/en unknown
- 1975-09-11 DE DE19752540522 patent/DE2540522A1/de active Granted
- 1975-09-11 BR BR7505864*A patent/BR7505864A/pt unknown
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1976
- 1976-06-10 FR FR7617552A patent/FR2303016A1/fr active Granted
-
1979
- 1979-03-23 SE SE7902667A patent/SE433080B/sv not_active IP Right Cessation
- 1979-03-23 SE SE7902666A patent/SE440504B/sv not_active IP Right Cessation
- 1979-03-23 SE SE7902668A patent/SE449098B/sv not_active IP Right Cessation
- 1979-05-24 PH PH22557A patent/PH15091A/en unknown
-
1980
- 1980-09-12 NO NO802718A patent/NO146573C/no unknown
- 1980-09-12 NO NO802719A patent/NO147914C/no unknown
- 1980-09-12 NO NO802720A patent/NO148188C/no unknown
-
1981
- 1981-02-27 CH CH133781A patent/CH628053A5/de not_active IP Right Cessation
- 1981-11-24 KE KE3173A patent/KE3173A/xx unknown
- 1981-12-17 HK HK633/81A patent/HK63381A/xx unknown
-
1982
- 1982-12-30 MY MY214/82A patent/MY8200214A/xx unknown
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUE | Assignment |
Owner name: F. HOFFMANN-LA ROCHE AG |
|
PL | Patent ceased |