DE1545955A1 - Verfahren zur Herstellung von Benzodiazepin-Derivaten - Google Patents
Verfahren zur Herstellung von Benzodiazepin-DerivatenInfo
- Publication number
- DE1545955A1 DE1545955A1 DE19631545955 DE1545955A DE1545955A1 DE 1545955 A1 DE1545955 A1 DE 1545955A1 DE 19631545955 DE19631545955 DE 19631545955 DE 1545955 A DE1545955 A DE 1545955A DE 1545955 A1 DE1545955 A1 DE 1545955A1
- Authority
- DE
- Germany
- Prior art keywords
- acid
- hydrogen
- phenyl
- benzodiazepine
- halogen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 8
- 229940053197 benzodiazepine derivative antiepileptics Drugs 0.000 title 1
- 125000003310 benzodiazepinyl group Chemical class N1N=C(C=CC2=C1C=CC=C2)* 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 10
- 150000003839 salts Chemical class 0.000 claims description 8
- 150000002431 hydrogen Chemical class 0.000 claims description 7
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 125000001589 carboacyl group Chemical group 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 4
- 229940049706 benzodiazepine Drugs 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 2
- 125000004414 alkyl thio group Chemical group 0.000 claims description 2
- 125000003435 aroyl group Chemical group 0.000 claims description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 2
- 150000001557 benzodiazepines Chemical class 0.000 claims 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 20
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- 239000000243 solution Substances 0.000 description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-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
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000007858 starting material Substances 0.000 description 5
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- 239000003208 petroleum Substances 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 150000008065 acid anhydrides Chemical class 0.000 description 3
- 238000005903 acid hydrolysis 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
- 239000013078 crystal Substances 0.000 description 3
- 239000012044 organic layer Substances 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 2
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Chemical compound 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 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 125000002252 acyl group Chemical group 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 description 2
- 239000010410 layer Substances 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
- 239000000155 melt Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 235000019198 oils Nutrition 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000000825 pharmaceutical preparation Substances 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- SVUOLADPCWQTTE-UHFFFAOYSA-N 1h-1,2-benzodiazepine Chemical compound N1N=CC=CC2=CC=CC=C12 SVUOLADPCWQTTE-UHFFFAOYSA-N 0.000 description 1
- LBLYYCQCTBFVLH-UHFFFAOYSA-N 2-Methylbenzenesulfonic acid Chemical compound CC1=CC=CC=C1S(O)(=O)=O LBLYYCQCTBFVLH-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- JADQVILWGVZSDM-UHFFFAOYSA-N Cl.C(C)(=O)OC1C(=NC2=C(C(=N1)C1=CC=CC=C1)C=C(C=C2)C(F)(F)F)NC Chemical compound Cl.C(C)(=O)OC1C(=NC2=C(C(=N1)C1=CC=CC=C1)C=C(C=C2)C(F)(F)F)NC JADQVILWGVZSDM-UHFFFAOYSA-N 0.000 description 1
- 239000001828 Gelatine Substances 0.000 description 1
- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- HYQPHJJPCJEOAP-UHFFFAOYSA-N [2-[acetyl(methyl)amino]-7-chloro-5-phenyl-3H-1,4-benzodiazepin-3-yl] acetate Chemical compound ClC=1C=CC2=C(C(=NC(C(=N2)N(C(C)=O)C)OC(C)=O)C2=CC=CC=C2)C1 HYQPHJJPCJEOAP-UHFFFAOYSA-N 0.000 description 1
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 1
- 239000012346 acetyl chloride Substances 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 238000005904 alkaline hydrolysis reaction Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229940125681 anticonvulsant agent Drugs 0.000 description 1
- 239000001961 anticonvulsive agent Substances 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 239000000872 buffer 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
- 239000002775 capsule Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 229960000304 folic acid Drugs 0.000 description 1
- 235000019152 folic acid Nutrition 0.000 description 1
- 239000011724 folic acid Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- -1 isovaleroyl Chemical group 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000019359 magnesium stearate 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
- 238000004519 manufacturing process Methods 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 229940035363 muscle relaxants Drugs 0.000 description 1
- 239000003158 myorelaxant agent Substances 0.000 description 1
- HXTHYOABCQCIOL-UHFFFAOYSA-N n-(7-chloro-4-oxido-5-phenyl-3h-1,4-benzodiazepin-4-ium-2-yl)-n-methylacetamide Chemical compound [O-][N+]=1CC(N(C(C)=O)C)=NC2=CC=C(Cl)C=C2C=1C1=CC=CC=C1 HXTHYOABCQCIOL-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 238000007911 parenteral administration Methods 0.000 description 1
- 235000019271 petrolatum Nutrition 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 229940125723 sedative agent Drugs 0.000 description 1
- 239000000932 sedative agent Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 239000000725 suspension Substances 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
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
- C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
- C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
- C07D243/14—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines
- C07D243/16—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals
- C07D243/18—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals substituted in position 2 by nitrogen, oxygen or sulfur atoms
- C07D243/20—Nitrogen atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
- C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
- C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
- C07D243/14—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines
- C07D243/16—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals
- C07D243/18—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals substituted in position 2 by nitrogen, oxygen or sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
- C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
- C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
- C07D243/14—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines
- C07D243/16—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals
- C07D243/18—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals substituted in position 2 by nitrogen, oxygen or sulfur atoms
- C07D243/24—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D243/00—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms
- C07D243/06—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4
- C07D243/10—Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only ring hetero atoms having the nitrogen atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
- C07D243/14—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines
- C07D243/16—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals
- C07D243/18—1,4-Benzodiazepines; Hydrogenated 1,4-benzodiazepines substituted in position 5 by aryl radicals substituted in position 2 by nitrogen, oxygen or sulfur atoms
- C07D243/24—Oxygen atoms
- C07D243/26—Preparation from compounds already containing the benzodiazepine skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17855162A | 1962-03-09 | 1962-03-09 | |
| US240750A US3340253A (en) | 1962-11-28 | 1962-11-28 | Preparation of certain benzodiazepine compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1545955A1 true DE1545955A1 (de) | 1969-11-20 |
Family
ID=26874429
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19631545955 Pending DE1545955A1 (de) | 1962-03-09 | 1963-02-23 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
| DE19631445873 Pending DE1445873A1 (de) | 1962-03-09 | 1963-02-23 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
| DE19631545957 Pending DE1545957A1 (de) | 1962-03-09 | 1963-02-23 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
| DE19631545956 Pending DE1545956A1 (de) | 1962-03-09 | 1963-02-23 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19631445873 Pending DE1445873A1 (de) | 1962-03-09 | 1963-02-23 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
| DE19631545957 Pending DE1545957A1 (de) | 1962-03-09 | 1963-02-23 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
| DE19631545956 Pending DE1545956A1 (de) | 1962-03-09 | 1963-02-23 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE629227A (enrdf_load_stackoverflow) |
| CA (1) | CA976547A (enrdf_load_stackoverflow) |
| CH (2) | CH442326A (enrdf_load_stackoverflow) |
| DE (4) | DE1545955A1 (enrdf_load_stackoverflow) |
| DK (1) | DK127507B (enrdf_load_stackoverflow) |
| ES (1) | ES285854A1 (enrdf_load_stackoverflow) |
| GB (2) | GB1013900A (enrdf_load_stackoverflow) |
| NL (3) | NL7010711A (enrdf_load_stackoverflow) |
| SE (2) | SE328583B (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES405260A1 (es) * | 1972-07-28 | 1975-07-01 | Stabilimenti Chim Farmac Riuni | Procedimiento para la preparacion de 3-hidroxi-5-aril-7- sustituidos-1, 3-dihidro-2h-1, 4-benzodiacepin-2-onas. |
| NL173269C (nl) * | 1974-04-30 | 1984-01-02 | Ferrer Int | Werkwijze voor de bereiding van een geneesmiddel met als werkzaam bestanddeel een 1,4-benzodiazepinederivaat, alsmede werkwijze voor de bereiding van het 1,4-benzodiazepinederivaat. |
| DE3413592C2 (de) * | 1984-04-11 | 1986-06-05 | Dolorgiet GmbH & Co KG, 5205 St Augustin | Arzneimittel enthaltend 5-(2-Fluorphenyl)-1,3-dihydro-3-hydroxy-1-methyl-7-nitro-2H-1,4-benzodiazepin-2-on |
| EP0167920A3 (en) * | 1984-06-26 | 1986-11-05 | Merck & Co. Inc. | Benzodiazepine derivatives and pharmaceutical compositions containing them |
-
0
- NL NL289735D patent/NL289735A/xx unknown
-
1963
- 1963-02-21 CH CH222063A patent/CH442326A/de unknown
- 1963-02-21 CH CH1765866A patent/CH457464A/de unknown
- 1963-02-23 DE DE19631545955 patent/DE1545955A1/de active Pending
- 1963-02-23 DE DE19631445873 patent/DE1445873A1/de active Pending
- 1963-02-23 DE DE19631545957 patent/DE1545957A1/de active Pending
- 1963-02-23 DE DE19631545956 patent/DE1545956A1/de active Pending
- 1963-02-27 CA CA869,700A patent/CA976547A/en not_active Expired
- 1963-03-06 BE BE629227A patent/BE629227A/fr unknown
- 1963-03-07 GB GB4791264A patent/GB1013900A/en not_active Expired
- 1963-03-07 GB GB909463A patent/GB1013229A/en not_active Expired
- 1963-03-08 SE SE02566/63A patent/SE328583B/xx unknown
- 1963-03-08 ES ES285854A patent/ES285854A1/es not_active Expired
-
1970
- 1970-07-20 NL NL7010711A patent/NL7010711A/xx unknown
- 1970-07-20 NL NL7010712A patent/NL7010712A/xx unknown
- 1970-09-11 SE SE12424/70A patent/SE361174B/xx unknown
-
1972
- 1972-01-18 DK DK25372A patent/DK127507B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1545956A1 (de) | 1969-11-20 |
| ES285854A1 (es) | 1963-08-16 |
| SE328583B (enrdf_load_stackoverflow) | 1970-09-21 |
| GB1013229A (en) | 1965-12-15 |
| NL289735A (enrdf_load_stackoverflow) | |
| DE1545957A1 (de) | 1969-12-11 |
| GB1013900A (en) | 1965-12-22 |
| CH457464A (de) | 1968-06-15 |
| CH442326A (de) | 1967-08-31 |
| BE629227A (fr) | 1963-10-21 |
| NL7010711A (enrdf_load_stackoverflow) | 1970-10-26 |
| CA976547A (en) | 1975-10-21 |
| SE361174B (enrdf_load_stackoverflow) | 1973-10-22 |
| NL7010712A (enrdf_load_stackoverflow) | 1970-10-26 |
| DE1445873A1 (de) | 1969-04-10 |
| DK127507B (da) | 1973-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 |