CH556851A - Verfahren zur herstellung von in 7-stellung durch die nitrogruppe substituierten 1,4-benzodiazepin-2-on-derivaten. - Google Patents
Verfahren zur herstellung von in 7-stellung durch die nitrogruppe substituierten 1,4-benzodiazepin-2-on-derivaten.Info
- Publication number
- CH556851A CH556851A CH1068771A CH1068771A CH556851A CH 556851 A CH556851 A CH 556851A CH 1068771 A CH1068771 A CH 1068771A CH 1068771 A CH1068771 A CH 1068771A CH 556851 A CH556851 A CH 556851A
- Authority
- CH
- Switzerland
- Prior art keywords
- formula
- benzodiazepin
- nitro
- tetrahydro
- amino
- Prior art date
Links
- RJNYXSSBCKUFJJ-UHFFFAOYSA-N 7-nitro-1,4-benzodiazepin-2-one Chemical class O=C1C=NC=C2C=C([N+](=O)[O-])C=CC2=N1 RJNYXSSBCKUFJJ-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000002253 acid Substances 0.000 claims abstract description 4
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 claims description 14
- 239000000243 solution Substances 0.000 claims description 14
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 9
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 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
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- RGGLEJFUEMKQSH-UHFFFAOYSA-N 1,4-benzodiazepin-2-one Chemical class O=C1C=NC=C2C=CC=CC2=N1 RGGLEJFUEMKQSH-UHFFFAOYSA-N 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 235000010288 sodium nitrite Nutrition 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- HSDAJNMJOMSNEV-UHFFFAOYSA-N benzyl chloroformate Chemical compound ClC(=O)OCC1=CC=CC=C1 HSDAJNMJOMSNEV-UHFFFAOYSA-N 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 238000006193 diazotization reaction Methods 0.000 claims description 3
- 125000003277 amino group Chemical group 0.000 claims description 2
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-O diazynium Chemical group [NH+]#N IJGRMHOSHXDMSA-UHFFFAOYSA-O 0.000 claims description 2
- 238000006864 oxidative decomposition reaction Methods 0.000 claims description 2
- 125000006239 protecting group Chemical group 0.000 claims description 2
- VMQMZMRVKUZKQL-UHFFFAOYSA-N Cu+ Chemical compound [Cu+] VMQMZMRVKUZKQL-UHFFFAOYSA-N 0.000 claims 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical class [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 2
- 239000012954 diazonium Substances 0.000 claims 2
- 150000001989 diazonium salts Chemical class 0.000 claims 2
- IKRUYQSSMVEDKZ-UHFFFAOYSA-N C1(CC=CC=C1)C1NCC(NC2=C1C=C(C=C2)N)=O Chemical class C1(CC=CC=C1)C1NCC(NC2=C1C=C(C=C2)N)=O IKRUYQSSMVEDKZ-UHFFFAOYSA-N 0.000 claims 1
- -1 aminoacid hydrocarbon Chemical group 0.000 abstract description 6
- 230000000147 hypnotic effect Effects 0.000 abstract description 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- 235000001014 amino acid Nutrition 0.000 abstract 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 239000003326 hypnotic agent Substances 0.000 abstract 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 11
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 229910000042 hydrogen bromide Inorganic materials 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 238000006396 nitration reaction Methods 0.000 description 3
- QEYQSYAGLRIYBE-UHFFFAOYSA-N 2,3,4,5-tetrahydro-1h-1,2-benzodiazepine Chemical class C1CCNNC2=CC=CC=C21 QEYQSYAGLRIYBE-UHFFFAOYSA-N 0.000 description 2
- XOIBKUCBAUUKNE-UHFFFAOYSA-N 7-nitro-5-phenyl-1,3,4,5-tetrahydro-1,4-benzodiazepin-2-one Chemical compound C12=CC([N+](=O)[O-])=CC=C2NC(=O)CNC1C1=CC=CC=C1 XOIBKUCBAUUKNE-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 229960000583 acetic acid Drugs 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 125000003310 benzodiazepinyl group Chemical group N1N=C(C=CC2=C1C=CC=C2)* 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(i) oxide Chemical compound [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 description 2
- 239000012362 glacial acetic acid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- PZPZDEIASIKHPY-UHFFFAOYSA-N (2-amino-5-nitrophenyl)-phenylmethanone Chemical compound NC1=CC=C([N+]([O-])=O)C=C1C(=O)C1=CC=CC=C1 PZPZDEIASIKHPY-UHFFFAOYSA-N 0.000 description 1
- ROXAFEIDZVHGFX-UHFFFAOYSA-N 1,3,4,5-tetrahydro-1,4-benzodiazepin-2-one Chemical class N1C(=O)CNCC2=CC=CC=C21 ROXAFEIDZVHGFX-UHFFFAOYSA-N 0.000 description 1
- GUJAGMICFDYKNR-UHFFFAOYSA-N 1,4-benzodiazepine Chemical class N1C=CN=CC2=CC=CC=C12 GUJAGMICFDYKNR-UHFFFAOYSA-N 0.000 description 1
- ZWWWYOKRVNYQHF-UHFFFAOYSA-N 2,3-dihydro-1h-1,2-benzodiazepine Chemical class C1=CCNNC2=CC=CC=C21 ZWWWYOKRVNYQHF-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- HSEOUVJQONSBDC-UHFFFAOYSA-N 7-amino-5-phenyl-1,3,4,5-tetrahydro-1,4-benzodiazepin-2-one Chemical compound C12=CC(N)=CC=C2NC(=O)CNC1C1=CC=CC=C1 HSEOUVJQONSBDC-UHFFFAOYSA-N 0.000 description 1
- VFTOHJFKIJLYKN-UHFFFAOYSA-N 7-nitro-9h-fluoren-2-ol Chemical group [O-][N+](=O)C1=CC=C2C3=CC=C(O)C=C3CC2=C1 VFTOHJFKIJLYKN-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Natural products NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 1
- 239000004471 Glycine Substances 0.000 description 1
- 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 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 206010057040 Temperature intolerance Diseases 0.000 description 1
- HLWWNIIHJBMYCG-UHFFFAOYSA-N acetic acid;chloroform;hexane Chemical compound CC(O)=O.ClC(Cl)Cl.CCCCCC HLWWNIIHJBMYCG-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- CSTBBLHIGMTEAZ-UHFFFAOYSA-N chloroform;ethyl acetate;hexane Chemical compound ClC(Cl)Cl.CCCCCC.CCOC(C)=O CSTBBLHIGMTEAZ-UHFFFAOYSA-N 0.000 description 1
- WORJEOGGNQDSOE-UHFFFAOYSA-N chloroform;methanol Chemical compound OC.ClC(Cl)Cl WORJEOGGNQDSOE-UHFFFAOYSA-N 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 229910000366 copper(II) sulfate Inorganic materials 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000008543 heat sensitivity Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- USZJZGVAIGKLRF-UHFFFAOYSA-N n-(2-benzoyl-4-nitrophenyl)-2-bromoacetamide Chemical compound [O-][N+](=O)C1=CC=C(NC(=O)CBr)C(C(=O)C=2C=CC=CC=2)=C1 USZJZGVAIGKLRF-UHFFFAOYSA-N 0.000 description 1
- KJONHKAYOJNZEC-UHFFFAOYSA-N nitrazepam Chemical compound C12=CC([N+](=O)[O-])=CC=C2NC(=O)CN=C1C1=CC=CC=C1 KJONHKAYOJNZEC-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000003786 synthesis reaction 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HURI000404 | 1970-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH556851A true CH556851A (de) | 1974-12-13 |
Family
ID=11000847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1068771A CH556851A (de) | 1970-07-30 | 1971-07-20 | Verfahren zur herstellung von in 7-stellung durch die nitrogruppe substituierten 1,4-benzodiazepin-2-on-derivaten. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5510588B1 (enrdf_load_stackoverflow) |
| AT (1) | AT317893B (enrdf_load_stackoverflow) |
| CH (1) | CH556851A (enrdf_load_stackoverflow) |
| CS (1) | CS171709B2 (enrdf_load_stackoverflow) |
| ES (1) | ES393566A1 (enrdf_load_stackoverflow) |
| NL (1) | NL7110495A (enrdf_load_stackoverflow) |
| PL (1) | PL77754B1 (enrdf_load_stackoverflow) |
| SE (1) | SE387942B (enrdf_load_stackoverflow) |
| SU (1) | SU650505A3 (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU171033B (hu) * | 1974-05-29 | 1977-10-28 | Richter Gedeon Vegyeszet | Sposob poluchenija proizvodnykh benzodiazepina |
| RU2150467C1 (ru) * | 1998-01-06 | 2000-06-10 | Петрунин Александр Иванович | Способ получения 1,3-дигидро-7-нитро-5-фенил-2h-1,4-бензодиазепин-2-она (нитразепама) (варианты) |
-
1971
- 1971-07-20 CH CH1068771A patent/CH556851A/de not_active IP Right Cessation
- 1971-07-22 AT AT636171A patent/AT317893B/de not_active IP Right Cessation
- 1971-07-23 ES ES393566A patent/ES393566A1/es not_active Expired
- 1971-07-26 CS CS5454A patent/CS171709B2/cs unknown
- 1971-07-27 JP JP5574271A patent/JPS5510588B1/ja active Pending
- 1971-07-28 PL PL1971149702A patent/PL77754B1/pl unknown
- 1971-07-28 SE SE7109700A patent/SE387942B/xx unknown
- 1971-07-29 SU SU711688511A patent/SU650505A3/ru active
- 1971-07-29 NL NL7110495A patent/NL7110495A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT317893B (de) | 1974-09-25 |
| NL7110495A (enrdf_load_stackoverflow) | 1972-02-01 |
| CS171709B2 (enrdf_load_stackoverflow) | 1976-10-29 |
| PL77754B1 (enrdf_load_stackoverflow) | 1975-04-30 |
| SU650505A3 (ru) | 1979-02-28 |
| JPS5510588B1 (enrdf_load_stackoverflow) | 1980-03-17 |
| ES393566A1 (es) | 1973-08-16 |
| SE387942B (sv) | 1976-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |