GB2080292A - A Method of Producing Benzimidazolones - Google Patents
A Method of Producing Benzimidazolones Download PDFInfo
- Publication number
- GB2080292A GB2080292A GB8119349A GB8119349A GB2080292A GB 2080292 A GB2080292 A GB 2080292A GB 8119349 A GB8119349 A GB 8119349A GB 8119349 A GB8119349 A GB 8119349A GB 2080292 A GB2080292 A GB 2080292A
- Authority
- GB
- United Kingdom
- Prior art keywords
- compound
- base
- selenium
- aminobenzimidazolone
- amino group
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 49
- 150000008641 benzimidazolones Chemical class 0.000 title claims abstract description 15
- 150000001875 compounds Chemical class 0.000 claims abstract description 42
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910052711 selenium Inorganic materials 0.000 claims abstract description 32
- 239000011669 selenium Substances 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims abstract description 21
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 19
- 125000003277 amino group Chemical group 0.000 claims abstract description 19
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 19
- 239000002904 solvent Substances 0.000 claims abstract description 18
- 125000001424 substituent group Chemical group 0.000 claims abstract description 15
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 8
- 239000001257 hydrogen Substances 0.000 claims abstract description 8
- 150000007529 inorganic bases Chemical class 0.000 claims abstract description 7
- 150000007530 organic bases Chemical class 0.000 claims abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 3
- 150000002431 hydrogen Chemical class 0.000 claims abstract 2
- 238000006243 chemical reaction Methods 0.000 claims description 34
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical group CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 31
- MYONAGGJKCJOBT-UHFFFAOYSA-N benzimidazol-2-one Chemical compound C1=CC=CC2=NC(=O)N=C21 MYONAGGJKCJOBT-UHFFFAOYSA-N 0.000 claims description 19
- 239000002585 base Substances 0.000 claims description 14
- QOMNJPSRBRDQSU-UHFFFAOYSA-N 5-aminobenzimidazol-2-one Chemical compound C1=C(N)C=CC2=NC(=O)N=C21 QOMNJPSRBRDQSU-UHFFFAOYSA-N 0.000 claims description 11
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical group CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 8
- DPJCXCZTLWNFOH-UHFFFAOYSA-N 2-nitroaniline Chemical compound NC1=CC=CC=C1[N+]([O-])=O DPJCXCZTLWNFOH-UHFFFAOYSA-N 0.000 claims description 7
- LXQOQPGNCGEELI-UHFFFAOYSA-N 2,4-dinitroaniline Chemical compound NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O LXQOQPGNCGEELI-UHFFFAOYSA-N 0.000 claims description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical group [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 150000003512 tertiary amines Chemical class 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 4
- JSYBAZQQYCNZJE-UHFFFAOYSA-N benzene-1,2,4-triamine Chemical compound NC1=CC=C(N)C(N)=C1 JSYBAZQQYCNZJE-UHFFFAOYSA-N 0.000 claims description 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 4
- RAUWPNXIALNKQM-UHFFFAOYSA-N 4-nitro-1,2-phenylenediamine Chemical compound NC1=CC=C([N+]([O-])=O)C=C1N RAUWPNXIALNKQM-UHFFFAOYSA-N 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 3
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 150000001340 alkali metals Chemical class 0.000 claims description 3
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 3
- LHRIICYSGQGXSX-UHFFFAOYSA-N 2-chloro-4,6-dinitroaniline Chemical compound NC1=C(Cl)C=C([N+]([O-])=O)C=C1[N+]([O-])=O LHRIICYSGQGXSX-UHFFFAOYSA-N 0.000 claims description 2
- HVHNMNGARPCGGD-UHFFFAOYSA-N 2-nitro-p-phenylenediamine Chemical compound NC1=CC=C(N)C([N+]([O-])=O)=C1 HVHNMNGARPCGGD-UHFFFAOYSA-N 0.000 claims description 2
- DPIZKMGPXNXSGL-UHFFFAOYSA-N 4-nitro-1,3-phenylenediamine Chemical compound NC1=CC=C([N+]([O-])=O)C(N)=C1 DPIZKMGPXNXSGL-UHFFFAOYSA-N 0.000 claims description 2
- CTCHXZUMFHNSHM-UHFFFAOYSA-N 5-methyl-1,3-dihydrobenzimidazol-2-one Chemical compound CC1=CC=C2NC(=O)NC2=C1 CTCHXZUMFHNSHM-UHFFFAOYSA-N 0.000 claims description 2
- HAVSRAMAYFTTFU-UHFFFAOYSA-N 6-amino-4-chlorobenzimidazol-2-one Chemical compound C1=C(N)C=C(Cl)C2=NC(=O)N=C21 HAVSRAMAYFTTFU-UHFFFAOYSA-N 0.000 claims description 2
- DRSHXJFUUPIBHX-UHFFFAOYSA-N COc1ccc(cc1)N1N=CC2C=NC(Nc3cc(OC)c(OC)c(OCCCN4CCN(C)CC4)c3)=NC12 Chemical compound COc1ccc(cc1)N1N=CC2C=NC(Nc3cc(OC)c(OC)c(OCCCN4CCN(C)CC4)c3)=NC12 DRSHXJFUUPIBHX-UHFFFAOYSA-N 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 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 claims 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 125000005270 trialkylamine group Chemical group 0.000 claims 1
- HTSGKJQDMSTCGS-UHFFFAOYSA-N 1,4-bis(4-chlorophenyl)-2-(4-methylphenyl)sulfonylbutane-1,4-dione Chemical compound C1=CC(C)=CC=C1S(=O)(=O)C(C(=O)C=1C=CC(Cl)=CC=1)CC(=O)C1=CC=C(Cl)C=C1 HTSGKJQDMSTCGS-UHFFFAOYSA-N 0.000 abstract 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 16
- 239000011541 reaction mixture Substances 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 8
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 7
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 7
- 239000012298 atmosphere Substances 0.000 description 6
- 229910000058 selane Inorganic materials 0.000 description 6
- -1 hexyl 2-ethylhexyl Chemical group 0.000 description 5
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 4
- 150000002170 ethers Chemical class 0.000 description 4
- 229940052303 ethers for general anesthesia Drugs 0.000 description 4
- CRXVBLLLPNWFBS-UHFFFAOYSA-N 4-aminobenzimidazol-2-one Chemical class NC1=CC=CC2=NC(=O)N=C12 CRXVBLLLPNWFBS-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- IZUKQUVSCNEFMJ-UHFFFAOYSA-N 1,2-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1[N+]([O-])=O IZUKQUVSCNEFMJ-UHFFFAOYSA-N 0.000 description 2
- IOCXBXZBNOYTLQ-UHFFFAOYSA-N 3-nitrobenzene-1,2-diamine Chemical class NC1=CC=CC([N+]([O-])=O)=C1N IOCXBXZBNOYTLQ-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-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
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006396 nitration reaction Methods 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- BFCFYVKQTRLZHA-UHFFFAOYSA-N 1-chloro-2-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1Cl BFCFYVKQTRLZHA-UHFFFAOYSA-N 0.000 description 1
- CGNBQYFXGQHUQP-UHFFFAOYSA-N 2,3-dinitroaniline Chemical class NC1=CC=CC([N+]([O-])=O)=C1[N+]([O-])=O CGNBQYFXGQHUQP-UHFFFAOYSA-N 0.000 description 1
- OISVCGZHLKNMSJ-UHFFFAOYSA-N 2,6-dimethylpyridine Chemical class CC1=CC=CC(C)=N1 OISVCGZHLKNMSJ-UHFFFAOYSA-N 0.000 description 1
- BSKHPKMHTQYZBB-UHFFFAOYSA-N 2-methylpyridine Chemical class CC1=CC=CC=N1 BSKHPKMHTQYZBB-UHFFFAOYSA-N 0.000 description 1
- DLURHXYXQYMPLT-UHFFFAOYSA-N 2-nitro-p-toluidine Chemical compound CC1=CC=C(N)C([N+]([O-])=O)=C1 DLURHXYXQYMPLT-UHFFFAOYSA-N 0.000 description 1
- CLHXKSVLPCOPHR-UHFFFAOYSA-N 5-nitrobenzimidazol-2-one Chemical compound C1=C([N+](=O)[O-])C=CC2=NC(=O)N=C21 CLHXKSVLPCOPHR-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- GCHZXIPHBFBCDZ-UHFFFAOYSA-N COCl(OC1=CC=CC=C1)(OCCC)OCC Chemical compound COCl(OC1=CC=CC=C1)(OCCC)OCC GCHZXIPHBFBCDZ-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- WZELXJBMMZFDDU-UHFFFAOYSA-N Imidazol-2-one Chemical class O=C1N=CC=N1 WZELXJBMMZFDDU-UHFFFAOYSA-N 0.000 description 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 230000009435 amidation Effects 0.000 description 1
- 238000007112 amidation reaction Methods 0.000 description 1
- 238000005915 ammonolysis reaction Methods 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical group 0.000 description 1
- 125000004104 aryloxy group Chemical group 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- VILAVOFMIJHSJA-UHFFFAOYSA-N dicarbon monoxide Chemical compound [C]=C=O VILAVOFMIJHSJA-UHFFFAOYSA-N 0.000 description 1
- 229960004132 diethyl ether Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- RYZCLUQMCYZBJQ-UHFFFAOYSA-H lead(2+);dicarbonate;dihydroxide Chemical compound [OH-].[OH-].[Pb+2].[Pb+2].[Pb+2].[O-]C([O-])=O.[O-]C([O-])=O RYZCLUQMCYZBJQ-UHFFFAOYSA-H 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- LZGUHMNOBNWABZ-UHFFFAOYSA-N n-nitro-n-phenylnitramide Chemical compound [O-][N+](=O)N([N+]([O-])=O)C1=CC=CC=C1 LZGUHMNOBNWABZ-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- DPLVEEXVKBWGHE-UHFFFAOYSA-N potassium sulfide Chemical class [S-2].[K+].[K+] DPLVEEXVKBWGHE-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 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
- 238000000746 purification Methods 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
- SPVXKVOXSXTJOY-UHFFFAOYSA-N selane Chemical compound [SeH2] SPVXKVOXSXTJOY-UHFFFAOYSA-N 0.000 description 1
- 229940065287 selenium compound Drugs 0.000 description 1
- 150000003343 selenium compounds Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical class [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 101150066801 tea1 gene Proteins 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine group Chemical class C(CCC)N(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 150000005186 trinitrobenzenes Chemical class 0.000 description 1
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical class CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
- C07D235/26—Oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8470180A JPS5940389B2 (ja) | 1980-06-23 | 1980-06-23 | ベンツイミダゾロンの製造方法 |
| JP55187383A JPS5940390B2 (ja) | 1980-12-30 | 1980-12-30 | アミノベンツイミダゾロン類の製造方法 |
| JP55186986A JPS6017790B2 (ja) | 1980-12-30 | 1980-12-30 | ベンツイミダゾロンの装造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2080292A true GB2080292A (en) | 1982-02-03 |
Family
ID=27304636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8119349A Withdrawn GB2080292A (en) | 1980-06-23 | 1981-06-23 | A Method of Producing Benzimidazolones |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3124618A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2485012A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2080292A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3827867A1 (de) * | 1988-08-17 | 1990-02-22 | Hoechst Ag | Verfahren zur herstellung von cyclischen harnstoffen |
| DE3839743A1 (de) * | 1988-11-25 | 1990-05-31 | Hoechst Ag | Verfahren zur herstellung von benzimidazolonen |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2874149A (en) * | 1957-03-18 | 1959-02-17 | Monsanto Chemicals | Ureas |
| FR1470892A (fr) * | 1965-03-09 | 1967-02-24 | Mobay Chemical Corp | Procédé de préparation de benzimidazolinones |
-
1981
- 1981-06-22 FR FR8112252A patent/FR2485012A1/fr active Granted
- 1981-06-23 DE DE19813124618 patent/DE3124618A1/de not_active Withdrawn
- 1981-06-23 GB GB8119349A patent/GB2080292A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2485012A1 (fr) | 1981-12-24 |
| DE3124618A1 (de) | 1982-03-18 |
| FR2485012B1 (enrdf_load_stackoverflow) | 1983-09-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |