JPS59184180A - アジナゾラム化合物の製法 - Google Patents
アジナゾラム化合物の製法Info
- Publication number
- JPS59184180A JPS59184180A JP59063125A JP6312584A JPS59184180A JP S59184180 A JPS59184180 A JP S59184180A JP 59063125 A JP59063125 A JP 59063125A JP 6312584 A JP6312584 A JP 6312584A JP S59184180 A JPS59184180 A JP S59184180A
- Authority
- JP
- Japan
- Prior art keywords
- formula
- compound
- hydroxymethyl
- paraformaldehyde
- mixture
- 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.)
- Granted
Links
- 150000001875 compounds Chemical class 0.000 title claims description 59
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000000203 mixture Substances 0.000 claims description 34
- 239000002904 solvent Substances 0.000 claims description 25
- -1 sulfonyl compound Chemical class 0.000 claims description 23
- 229940049706 benzodiazepine Drugs 0.000 claims description 20
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 19
- 229920002866 paraformaldehyde Polymers 0.000 claims description 19
- SVUOLADPCWQTTE-UHFFFAOYSA-N 1h-1,2-benzodiazepine Chemical compound N1N=CC=CC2=CC=CC=C12 SVUOLADPCWQTTE-UHFFFAOYSA-N 0.000 claims description 14
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 13
- CDCHDCWJMGXXRH-UHFFFAOYSA-N estazolam Chemical compound C=1C(Cl)=CC=C(N2C=NN=C2CN=2)C=1C=2C1=CC=CC=C1 CDCHDCWJMGXXRH-UHFFFAOYSA-N 0.000 claims description 13
- 229960002336 estazolam Drugs 0.000 claims description 13
- 239000008096 xylene Substances 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical group N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 11
- 150000001412 amines Chemical group 0.000 claims description 10
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 8
- 229910052801 chlorine Inorganic materials 0.000 claims description 8
- 239000000460 chlorine Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical group O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 7
- 150000001557 benzodiazepines Chemical class 0.000 claims description 7
- 150000002431 hydrogen Chemical group 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 6
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical group FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- 239000011737 fluorine Chemical group 0.000 claims description 6
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 5
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052794 bromium Inorganic materials 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- GUJAGMICFDYKNR-UHFFFAOYSA-N 1,4-benzodiazepine Chemical compound N1C=CN=CC2=CC=CC=C12 GUJAGMICFDYKNR-UHFFFAOYSA-N 0.000 claims description 4
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 claims description 4
- 239000012359 Methanesulfonyl chloride Substances 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 3
- 125000002950 monocyclic group Chemical group 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- 150000003459 sulfonic acid esters Chemical class 0.000 claims 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 36
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 30
- 238000006243 chemical reaction Methods 0.000 description 25
- 239000000047 product Substances 0.000 description 22
- 239000011541 reaction mixture Substances 0.000 description 22
- 238000000034 method Methods 0.000 description 17
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 15
- 239000000243 solution Substances 0.000 description 15
- 238000004809 thin layer chromatography Methods 0.000 description 15
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 14
- 238000004458 analytical method Methods 0.000 description 13
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 10
- 238000004440 column chromatography Methods 0.000 description 10
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 8
- 239000000543 intermediate Substances 0.000 description 8
- 239000007858 starting material Substances 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 238000005481 NMR spectroscopy Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 7
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000003085 diluting agent Substances 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000005886 esterification reaction Methods 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 150000007523 nucleic acids Chemical class 0.000 description 3
- 102000039446 nucleic acids Human genes 0.000 description 3
- 108020004707 nucleic acids Proteins 0.000 description 3
- 238000010183 spectrum analysis Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 3
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- XLYOFNOQVPJJNP-ZSJDYOACSA-N Heavy water Chemical compound [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-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
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 238000005576 amination reaction Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 2
- 239000012965 benzophenone Substances 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000000921 elemental analysis Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000012433 hydrogen halide Substances 0.000 description 2
- 229910000039 hydrogen halide Inorganic materials 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229940098779 methanesulfonic acid Drugs 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N methanesulfonic acid Substances CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 2
- 239000008194 pharmaceutical composition Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 101150041968 CDC13 gene Proteins 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 1
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 1
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 150000004074 biphenyls Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 239000007805 chemical reaction reactant Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000011210 chromatographic step Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 239000002024 ethyl acetate extract Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 150000005171 halobenzenes Chemical class 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 238000007031 hydroxymethylation reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- 125000004170 methylsulfonyl group Chemical group [H]C([H])([H])S(*)(=O)=O 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 150000003461 sulfonyl halides Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 125000005270 trialkylamine group Chemical group 0.000 description 1
- KYTREVLPRJOBEM-UHFFFAOYSA-N triazolo[4,5-i][1,2]benzodiazepine Chemical compound C1=CC2=CC=CN=NC2=C2C1=NN=N2 KYTREVLPRJOBEM-UHFFFAOYSA-N 0.000 description 1
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US480978 | 1983-03-31 | ||
| US06/480,978 US4501698A (en) | 1983-03-31 | 1983-03-31 | Preparing 1-(hydroxymethyl)-triazolobenzodiazepines and 1-(aminomethyl)-triazolobenzodiazepines |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4023620A Division JPH0672144B2 (ja) | 1983-03-31 | 1992-02-10 | １−（ヒドロキシメチル）トリアゾロベンゾジアゼピンの製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59184180A true JPS59184180A (ja) | 1984-10-19 |
| JPH054393B2 JPH054393B2 (enExample) | 1993-01-19 |
Family
ID=23910089
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59063125A Granted JPS59184180A (ja) | 1983-03-31 | 1984-03-29 | アジナゾラム化合物の製法 |
| JP4023620A Expired - Lifetime JPH0672144B2 (ja) | 1983-03-31 | 1992-02-10 | １−（ヒドロキシメチル）トリアゾロベンゾジアゼピンの製法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4023620A Expired - Lifetime JPH0672144B2 (ja) | 1983-03-31 | 1992-02-10 | １−（ヒドロキシメチル）トリアゾロベンゾジアゼピンの製法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4501698A (enExample) |
| EP (1) | EP0121375B1 (enExample) |
| JP (2) | JPS59184180A (enExample) |
| DE (1) | DE3464369D1 (enExample) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH545803A (enExample) * | 1971-01-21 | 1974-02-15 | ||
| US3709898A (en) * | 1971-02-09 | 1973-01-09 | Upjohn Co | Process for the production of triazolobenzodiazepines and intermediates |
| US4250094A (en) * | 1971-04-28 | 1981-02-10 | The Upjohn Company | 1-(Aminoalkyl) substituted-6-phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepines |
| US3914245A (en) * | 1971-08-18 | 1975-10-21 | Upjohn Co | 4(2-Phenyl-o-totyl)-3,5-disubstituted-4h-1,2,4,-triazoles |
| US3947466A (en) * | 1973-02-14 | 1976-03-30 | The Upjohn Company | Intermediates and process for the production of certain triazolobenzodiazepines |
| US3842090A (en) * | 1973-02-14 | 1974-10-15 | Upjohn Co | Certain 1-aminomethyl-6-phenyl 4h-s-triazolo(4,3-a)(1,4)benzodiazepines |
| US3995043A (en) * | 1974-05-13 | 1976-11-30 | The Upjohn Company | Composition and process |
| CA1043785A (en) * | 1974-06-19 | 1978-12-05 | Martin Gall | Intermediates and process for the production of certain triazolobenzodiazepines |
| US3992393A (en) * | 1975-10-20 | 1976-11-16 | The Upjohn Company | Novel imidazobenzodiazepine derivative |
| US4001262A (en) * | 1975-10-20 | 1977-01-04 | The Upjohn Company | Process for the production of 1-[(dimethylamino)methyl]-6-phenyl-4H-triazolo[4,3-a][1,4]-benzodiazepine |
| US3994941A (en) * | 1975-10-20 | 1976-11-30 | The Upjohn Company | Preparation of 1-(2-phthalimidoethyl)-4H-s-tiazolo[4,3-a][1,4]benzodiazepines |
-
1983
- 1983-03-31 US US06/480,978 patent/US4501698A/en not_active Expired - Lifetime
-
1984
- 1984-03-20 EP EP84301870A patent/EP0121375B1/en not_active Expired
- 1984-03-20 DE DE8484301870T patent/DE3464369D1/de not_active Expired
- 1984-03-29 JP JP59063125A patent/JPS59184180A/ja active Granted
-
1992
- 1992-02-10 JP JP4023620A patent/JPH0672144B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0121375A1 (en) | 1984-10-10 |
| DE3464369D1 (en) | 1987-07-30 |
| US4501698A (en) | 1985-02-26 |
| EP0121375B1 (en) | 1987-06-24 |
| JPH0672144B2 (ja) | 1994-09-14 |
| JPH054393B2 (enExample) | 1993-01-19 |
| JPH0559058A (ja) | 1993-03-09 |
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