CH500996A - Verfahren zur Herstellung von Benzodiazepin-Derivaten - Google Patents
Verfahren zur Herstellung von Benzodiazepin-DerivatenInfo
- Publication number
- CH500996A CH500996A CH1117968A CH1117968A CH500996A CH 500996 A CH500996 A CH 500996A CH 1117968 A CH1117968 A CH 1117968A CH 1117968 A CH1117968 A CH 1117968A CH 500996 A CH500996 A CH 500996A
- Authority
- CH
- Switzerland
- Prior art keywords
- benzodiazepine
- chloro
- phenyl
- methyl
- tetrahydro
- Prior art date
Links
- NSGCECVNIHAAIE-UHFFFAOYSA-N 2,3-dihydro-1h-1,4-benzodiazepine Chemical class N1CCN=CC2=CC=CC=C21 NSGCECVNIHAAIE-UHFFFAOYSA-N 0.000 title 1
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 11
- 239000002253 acid Substances 0.000 claims abstract description 9
- 150000003839 salts Chemical class 0.000 claims abstract description 6
- 239000012948 isocyanate Substances 0.000 claims abstract description 5
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 5
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 3
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 18
- -1 alkali metal amides Chemical class 0.000 claims description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 239000002585 base Substances 0.000 claims description 13
- 239000001257 hydrogen Substances 0.000 claims description 10
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 8
- 229910000104 sodium hydride Inorganic materials 0.000 claims description 8
- 239000012312 sodium hydride Substances 0.000 claims description 8
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- 239000007858 starting material Substances 0.000 claims description 7
- UVGLQEHMAHOVRY-UHFFFAOYSA-N 7-chloro-4-hydroxy-1-methyl-5-phenyl-3,5-dihydro-2H-1,4-benzodiazepine Chemical compound ClC=1C=CC2=C(C(N(CCN2C)O)C2=CC=CC=C2)C1 UVGLQEHMAHOVRY-UHFFFAOYSA-N 0.000 claims description 5
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 claims description 4
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 4
- 150000001718 carbodiimides Chemical class 0.000 claims description 4
- 150000002431 hydrogen Chemical group 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 4
- DGTNSSLYPYDJGL-UHFFFAOYSA-N phenyl isocyanate Chemical compound O=C=NC1=CC=CC=C1 DGTNSSLYPYDJGL-UHFFFAOYSA-N 0.000 claims description 4
- MFRIHAYPQRLWNB-UHFFFAOYSA-N sodium tert-butoxide Chemical compound [Na+].CC(C)(C)[O-] MFRIHAYPQRLWNB-UHFFFAOYSA-N 0.000 claims description 4
- 125000002252 acyl group Chemical group 0.000 claims description 3
- 150000004703 alkoxides Chemical class 0.000 claims description 3
- 229940053197 benzodiazepine derivative antiepileptics Drugs 0.000 claims description 3
- 150000001557 benzodiazepines Chemical class 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 239000012024 dehydrating agents Substances 0.000 claims description 2
- 239000011737 fluorine Substances 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 3
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 229910000102 alkali metal hydride Inorganic materials 0.000 claims 1
- 150000008046 alkali metal hydrides Chemical class 0.000 claims 1
- 239000001961 anticonvulsive agent Substances 0.000 abstract description 2
- 239000003158 myorelaxant agent Substances 0.000 abstract description 2
- 239000000932 sedative agent Substances 0.000 abstract description 2
- 230000001773 anti-convulsant effect Effects 0.000 abstract 1
- 229960003965 antiepileptics Drugs 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- VPKDCDLSJZCGKE-UHFFFAOYSA-N methanediimine Chemical compound N=C=N VPKDCDLSJZCGKE-UHFFFAOYSA-N 0.000 abstract 1
- 230000001624 sedative effect Effects 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 46
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 22
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 21
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 238000002844 melting Methods 0.000 description 15
- 230000008018 melting Effects 0.000 description 15
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 15
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 8
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- 239000000741 silica gel Substances 0.000 description 8
- 229910002027 silica gel Inorganic materials 0.000 description 8
- MRMWQMZFUWXMLF-UHFFFAOYSA-N 7-chloro-4-hydroxy-5-phenyl-1,2,3,5-tetrahydro-1,4-benzodiazepine Chemical compound ClC=1C=CC2=C(C(N(CCN2)O)C2=CC=CC=C2)C1 MRMWQMZFUWXMLF-UHFFFAOYSA-N 0.000 description 7
- 229940049706 benzodiazepine Drugs 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000000725 suspension Substances 0.000 description 7
- JZWOKDTXYPEJEW-UHFFFAOYSA-N 7-chloro-5-phenyl-2,3-dihydro-1h-1,4-benzodiazepine Chemical compound C12=CC(Cl)=CC=C2NCCN=C1C1=CC=CC=C1 JZWOKDTXYPEJEW-UHFFFAOYSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- 229910052938 sodium sulfate Inorganic materials 0.000 description 6
- 235000011152 sodium sulphate Nutrition 0.000 description 6
- YLCXGBZIZBEVPZ-UHFFFAOYSA-N Medazepam Chemical compound C12=CC(Cl)=CC=C2N(C)CCN=C1C1=CC=CC=C1 YLCXGBZIZBEVPZ-UHFFFAOYSA-N 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 238000004587 chromatography analysis Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 150000004678 hydrides Chemical class 0.000 description 3
- 239000012280 lithium aluminium hydride Substances 0.000 description 3
- 239000002480 mineral oil Substances 0.000 description 3
- 235000010446 mineral oil Nutrition 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000012259 ether extract Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- ADFXKUOMJKEIND-UHFFFAOYSA-N 1,3-dicyclohexylurea Chemical compound C1CCCCC1NC(=O)NC1CCCCC1 ADFXKUOMJKEIND-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- GUJAGMICFDYKNR-UHFFFAOYSA-N 1,4-benzodiazepine Chemical compound N1C=CN=CC2=CC=CC=C12 GUJAGMICFDYKNR-UHFFFAOYSA-N 0.000 description 1
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 1
- SVUOLADPCWQTTE-UHFFFAOYSA-N 1h-1,2-benzodiazepine Chemical compound N1N=CC=CC2=CC=CC=C12 SVUOLADPCWQTTE-UHFFFAOYSA-N 0.000 description 1
- VWVRASTUFJRTHW-UHFFFAOYSA-N 2-[3-(azetidin-3-yloxy)-4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]pyrazol-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound O=C(CN1C=C(C(OC2CNC2)=N1)C1=CN=C(NC2CC3=C(C2)C=CC=C3)N=C1)N1CCC2=C(C1)N=NN2 VWVRASTUFJRTHW-UHFFFAOYSA-N 0.000 description 1
- XXZCIYUJYUESMD-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-3-(morpholin-4-ylmethyl)pyrazol-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C=1C(=NN(C=1)CC(=O)N1CC2=C(CC1)NN=N2)CN1CCOCC1 XXZCIYUJYUESMD-UHFFFAOYSA-N 0.000 description 1
- FYELSNVLZVIGTI-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-5-ethylpyrazol-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C=1C=NN(C=1CC)CC(=O)N1CC2=C(CC1)NN=N2 FYELSNVLZVIGTI-UHFFFAOYSA-N 0.000 description 1
- WZFUQSJFWNHZHM-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 WZFUQSJFWNHZHM-UHFFFAOYSA-N 0.000 description 1
- YJLUBHOZZTYQIP-UHFFFAOYSA-N 2-[5-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-1,3,4-oxadiazol-2-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1=NN=C(O1)CC(=O)N1CC2=C(CC1)NN=N2 YJLUBHOZZTYQIP-UHFFFAOYSA-N 0.000 description 1
- CONKBQPVFMXDOV-QHCPKHFHSA-N 6-[(5S)-5-[[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]methyl]-2-oxo-1,3-oxazolidin-3-yl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C[C@H]1CN(C(O1)=O)C1=CC2=C(NC(O2)=O)C=C1 CONKBQPVFMXDOV-QHCPKHFHSA-N 0.000 description 1
- FPRDNGOSKVGXHA-UHFFFAOYSA-N 7-chloro-1-methyl-4-oxido-5-phenyl-3h-1,4-benzodiazepin-4-ium-2-one Chemical compound [O-][N+]=1CC(=O)N(C)C2=CC=C(Cl)C=C2C=1C1=CC=CC=C1 FPRDNGOSKVGXHA-UHFFFAOYSA-N 0.000 description 1
- SCHCMVHTSBEPGC-UHFFFAOYSA-N 7-chloro-5-(2-chlorophenyl)-1-methyl-2,3-dihydro-1,4-benzodiazepine Chemical compound C12=CC(Cl)=CC=C2N(C)CCN=C1C1=CC=CC=C1Cl SCHCMVHTSBEPGC-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- OJDGPERBKOETAX-UHFFFAOYSA-N [O-][N+]1=C(c2ccccc2Cl)c2cc(Cl)ccc2NC(=O)C1 Chemical compound [O-][N+]1=C(c2ccccc2Cl)c2cc(Cl)ccc2NC(=O)C1 OJDGPERBKOETAX-UHFFFAOYSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229940125681 anticonvulsant agent Drugs 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- ZKQFHRVKCYFVCN-UHFFFAOYSA-N ethoxyethane;hexane Chemical compound CCOCC.CCCCCC ZKQFHRVKCYFVCN-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- SIAPCJWMELPYOE-UHFFFAOYSA-N lithium hydride Chemical compound [LiH] SIAPCJWMELPYOE-UHFFFAOYSA-N 0.000 description 1
- 229910000103 lithium hydride Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229940035363 muscle relaxants Drugs 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 229940125723 sedative agent Drugs 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- ODZPKZBBUMBTMG-UHFFFAOYSA-N sodium amide Chemical compound [NH2-].[Na+] ODZPKZBBUMBTMG-UHFFFAOYSA-N 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
- 238000010626 work up procedure Methods 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1117968A CH500996A (de) | 1968-07-25 | 1968-07-25 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
| YU171569A YU34414B (en) | 1968-07-25 | 1969-07-03 | Process for preparing benzodiazepine derivatives |
| FI210869A FI49507C (fi) | 1968-07-25 | 1969-07-15 | Menetelmä 1,4-bentsodiatsepiinijohdannaisten valmistamiseksi |
| CS500469A CS157674B2 (en) | 1968-07-25 | 1969-07-15 | Method of benzodiazepine derivatives making |
| CS371169A CS157675B2 (en) | 1968-07-25 | 1969-07-15 | Method of benzodiazepine derivatives making |
| BR21089769A BR6910897D0 (pt) | 1968-07-25 | 1969-07-22 | Processo para preparacao de derivados de benzodiazepina |
| SE1034869A SE366750B (enrdf_load_stackoverflow) | 1968-07-25 | 1969-07-22 | |
| NL6911220A NL167160C (nl) | 1968-07-25 | 1969-07-22 | Werkwijze voor de bereiding van benzodiazepine- derivaten. |
| NO307469A NO126373B (enrdf_load_stackoverflow) | 1968-07-25 | 1969-07-24 | |
| ES369846A ES369846A1 (es) | 1968-07-25 | 1969-07-24 | Procedimiento para la preparacion de derivados de benzodia-cepina. |
| AT713869A AT286995B (de) | 1968-07-25 | 1969-07-24 | Verfahren zur Herstellung von Benzodiazepin-Derivaten und Säureadditionssalzen davon |
| DK402369A DK120294B (da) | 1968-07-25 | 1969-07-24 | Fremgangsmåde til fremstilling af 1,4-benzodiazepinderivater eller syreadditionssalte deraf. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1117968A CH500996A (de) | 1968-07-25 | 1968-07-25 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH500996A true CH500996A (de) | 1970-12-31 |
Family
ID=4370851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1117968A CH500996A (de) | 1968-07-25 | 1968-07-25 | Verfahren zur Herstellung von Benzodiazepin-Derivaten |
Country Status (11)
| Country | Link |
|---|---|
| AT (1) | AT286995B (enrdf_load_stackoverflow) |
| BR (1) | BR6910897D0 (enrdf_load_stackoverflow) |
| CH (1) | CH500996A (enrdf_load_stackoverflow) |
| CS (2) | CS157674B2 (enrdf_load_stackoverflow) |
| DK (1) | DK120294B (enrdf_load_stackoverflow) |
| ES (1) | ES369846A1 (enrdf_load_stackoverflow) |
| FI (1) | FI49507C (enrdf_load_stackoverflow) |
| NL (1) | NL167160C (enrdf_load_stackoverflow) |
| NO (1) | NO126373B (enrdf_load_stackoverflow) |
| SE (1) | SE366750B (enrdf_load_stackoverflow) |
| YU (1) | YU34414B (enrdf_load_stackoverflow) |
-
1968
- 1968-07-25 CH CH1117968A patent/CH500996A/de not_active IP Right Cessation
-
1969
- 1969-07-03 YU YU171569A patent/YU34414B/xx unknown
- 1969-07-15 FI FI210869A patent/FI49507C/fi active
- 1969-07-15 CS CS500469A patent/CS157674B2/cs unknown
- 1969-07-15 CS CS371169A patent/CS157675B2/cs unknown
- 1969-07-22 SE SE1034869A patent/SE366750B/xx unknown
- 1969-07-22 NL NL6911220A patent/NL167160C/xx not_active IP Right Cessation
- 1969-07-22 BR BR21089769A patent/BR6910897D0/pt unknown
- 1969-07-24 AT AT713869A patent/AT286995B/de not_active IP Right Cessation
- 1969-07-24 NO NO307469A patent/NO126373B/no unknown
- 1969-07-24 ES ES369846A patent/ES369846A1/es not_active Expired
- 1969-07-24 DK DK402369A patent/DK120294B/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| YU34414B (en) | 1979-07-10 |
| NO126373B (enrdf_load_stackoverflow) | 1973-01-29 |
| BR6910897D0 (pt) | 1973-02-15 |
| ES369846A1 (es) | 1971-07-16 |
| NL6911220A (enrdf_load_stackoverflow) | 1970-01-27 |
| SE366750B (enrdf_load_stackoverflow) | 1974-05-06 |
| NL167160C (nl) | 1981-11-16 |
| NL167160B (nl) | 1981-06-16 |
| FI49507B (enrdf_load_stackoverflow) | 1975-04-01 |
| DK120294B (da) | 1971-05-10 |
| CS157675B2 (en) | 1974-09-16 |
| CS157674B2 (en) | 1974-09-16 |
| AT286995B (de) | 1971-01-11 |
| YU171569A (en) | 1978-12-31 |
| FI49507C (fi) | 1975-07-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |