DE2637670C2 - Verfahren zur Herstellung von 4-Hydroxymethylimidazolen - Google Patents
Verfahren zur Herstellung von 4-HydroxymethylimidazolenInfo
- Publication number
- DE2637670C2 DE2637670C2 DE2637670A DE2637670A DE2637670C2 DE 2637670 C2 DE2637670 C2 DE 2637670C2 DE 2637670 A DE2637670 A DE 2637670A DE 2637670 A DE2637670 A DE 2637670A DE 2637670 C2 DE2637670 C2 DE 2637670C2
- Authority
- DE
- Germany
- Prior art keywords
- udf54
- process according
- udf53
- methyl
- added
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 23
- QDYTUZCWBJRHKK-UHFFFAOYSA-N imidazole-4-methanol Chemical class OCC1=CNC=N1 QDYTUZCWBJRHKK-UHFFFAOYSA-N 0.000 title claims description 18
- 238000002360 preparation method Methods 0.000 title claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 62
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 33
- 150000001875 compounds Chemical class 0.000 claims description 18
- 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 description 15
- 229910052708 sodium Inorganic materials 0.000 claims description 15
- 239000011734 sodium Substances 0.000 claims description 15
- 229910052783 alkali metal Inorganic materials 0.000 claims description 12
- 150000001340 alkali metals Chemical class 0.000 claims description 12
- -1 4-imidazolecarboxylic acid ester Chemical class 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 10
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 9
- 229910052791 calcium Inorganic materials 0.000 claims description 9
- 239000011575 calcium Substances 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 7
- NKWCGTOZTHZDHB-UHFFFAOYSA-N 1h-imidazol-1-ium-4-carboxylate Chemical class OC(=O)C1=CNC=N1 NKWCGTOZTHZDHB-UHFFFAOYSA-N 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims 1
- ULHLTDXPKWELHQ-UHFFFAOYSA-N 5-methyl-imidazole-4-carboxylic acid Chemical compound CC=1NC=NC=1C(O)=O ULHLTDXPKWELHQ-UHFFFAOYSA-N 0.000 claims 1
- 125000001931 aliphatic group Chemical group 0.000 claims 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 38
- 239000000243 solution Substances 0.000 description 33
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 30
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 30
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 27
- 239000000203 mixture Substances 0.000 description 23
- 229910021529 ammonia Inorganic materials 0.000 description 21
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 239000011541 reaction mixture Substances 0.000 description 18
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 16
- 235000019270 ammonium chloride Nutrition 0.000 description 13
- 150000002148 esters Chemical class 0.000 description 13
- 239000002244 precipitate Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- UBHDUFNPQJWPRQ-UHFFFAOYSA-N (5-methyl-1h-imidazol-3-ium-4-yl)methanol;chloride Chemical compound Cl.CC=1NC=NC=1CO UBHDUFNPQJWPRQ-UHFFFAOYSA-N 0.000 description 10
- VLDUBDZWWNLZCU-UHFFFAOYSA-N ethyl 5-methyl-1h-imidazole-4-carboxylate Chemical compound CCOC(=O)C=1NC=NC=1C VLDUBDZWWNLZCU-UHFFFAOYSA-N 0.000 description 10
- 239000000706 filtrate Substances 0.000 description 10
- 238000006722 reduction reaction Methods 0.000 description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- 239000007789 gas Substances 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 8
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 8
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- NTYJJOPFIAHURM-UHFFFAOYSA-N Histamine Chemical compound NCCC1=CN=CN1 NTYJJOPFIAHURM-UHFFFAOYSA-N 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- 238000010626 work up procedure Methods 0.000 description 5
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 4
- LGDSHSYDSCRFAB-UHFFFAOYSA-N Methyl isothiocyanate Chemical compound CN=C=S LGDSHSYDSCRFAB-UHFFFAOYSA-N 0.000 description 4
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 4
- AXJZCJSXNZZMDU-UHFFFAOYSA-N (5-methyl-1h-imidazol-4-yl)methanol Chemical compound CC=1N=CNC=1CO AXJZCJSXNZZMDU-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 235000011089 carbon dioxide Nutrition 0.000 description 3
- 229960001340 histamine Drugs 0.000 description 3
- 239000003485 histamine H2 receptor antagonist Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- JEOZNMMOIBLWLV-UHFFFAOYSA-N 2-[(5-methyl-1h-imidazol-4-yl)methylsulfanyl]ethanamine Chemical compound CC=1N=CNC=1CSCCN JEOZNMMOIBLWLV-UHFFFAOYSA-N 0.000 description 2
- VFWUYASTZCOUKN-UHFFFAOYSA-N 2-[(5-methyl-1h-imidazol-4-yl)methylsulfanyl]ethanamine;dihydrochloride Chemical compound Cl.Cl.CC=1N=CNC=1CSCCN VFWUYASTZCOUKN-UHFFFAOYSA-N 0.000 description 2
- RLFVNRIEIIXJAP-UHFFFAOYSA-N 2-cyano-1-methyl-1-[2-[(5-methyl-1h-imidazol-4-yl)methylsulfanyl]ethyl]guanidine Chemical compound N#CN=C(N)N(C)CCSCC=1N=CNC=1C RLFVNRIEIIXJAP-UHFFFAOYSA-N 0.000 description 2
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000004703 alkoxides Chemical class 0.000 description 2
- 239000000739 antihistaminic agent Substances 0.000 description 2
- 229940125715 antihistaminic agent Drugs 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- UFULAYFCSOUIOV-UHFFFAOYSA-N cysteamine Chemical compound NCCS UFULAYFCSOUIOV-UHFFFAOYSA-N 0.000 description 2
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical class NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 2
- 125000002883 imidazolyl group Chemical group 0.000 description 2
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 description 2
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 description 2
- 229960003151 mercaptamine Drugs 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- WSUNDBVVUCLXTG-UHFFFAOYSA-N methyl n-cyano-n'-[2-[(5-methyl-1h-imidazol-4-yl)methylsulfanyl]ethyl]carbamimidothioate Chemical compound N#CNC(SC)=NCCSCC=1NC=NC=1C WSUNDBVVUCLXTG-UHFFFAOYSA-N 0.000 description 2
- MHGGQXIPBPGZFB-UHFFFAOYSA-N methyl n-cyano-n'-methylcarbamimidothioate Chemical compound CSC(=NC)NC#N MHGGQXIPBPGZFB-UHFFFAOYSA-N 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 102000005962 receptors Human genes 0.000 description 2
- 108020003175 receptors Proteins 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- BLPWCLBWWYDASB-UHFFFAOYSA-N (4-ethyl-1h-imidazol-5-yl)methanol Chemical compound CCC=1N=CNC=1CO BLPWCLBWWYDASB-UHFFFAOYSA-N 0.000 description 1
- IETWVRUKWUZOSV-UHFFFAOYSA-N (4-propan-2-yl-1h-imidazol-5-yl)methanol Chemical compound CC(C)C=1NC=NC=1CO IETWVRUKWUZOSV-UHFFFAOYSA-N 0.000 description 1
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- OGMADIBCHLQMIP-UHFFFAOYSA-N 2-aminoethanethiol;hydron;chloride Chemical compound Cl.NCCS OGMADIBCHLQMIP-UHFFFAOYSA-N 0.000 description 1
- DCYCQZSHGUXYGP-UHFFFAOYSA-N 2-methyl-1h-imidazole-4,5-dicarboxylic acid Chemical compound CC1=NC(C(O)=O)=C(C(O)=O)N1 DCYCQZSHGUXYGP-UHFFFAOYSA-N 0.000 description 1
- VQBKMIRKTBSHDB-UHFFFAOYSA-N 5-(hydroxymethyl)-2-methyl-1h-imidazole-4-carboxylic acid Chemical compound CC1=NC(C(O)=O)=C(CO)N1 VQBKMIRKTBSHDB-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 238000006027 Birch reduction reaction Methods 0.000 description 1
- 102000000543 Histamine Receptors Human genes 0.000 description 1
- 108010002059 Histamine Receptors Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FPBPLBWLMYGIQR-UHFFFAOYSA-N Metiamide Chemical compound CNC(=S)NCCSCC=1N=CNC=1C FPBPLBWLMYGIQR-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- WDRWAKUUCWDCBA-UHFFFAOYSA-N benzyl 1h-imidazole-5-carboxylate Chemical compound C=1NC=NC=1C(=O)OCC1=CC=CC=C1 WDRWAKUUCWDCBA-UHFFFAOYSA-N 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- RIMGDBZXWSGBQN-UHFFFAOYSA-N burimamide Chemical compound CNC(=S)NCCCCC1=CN=C[N]1 RIMGDBZXWSGBQN-UHFFFAOYSA-N 0.000 description 1
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 1
- RBHJBMIOOPYDBQ-UHFFFAOYSA-N carbon dioxide;propan-2-one Chemical compound O=C=O.CC(C)=O RBHJBMIOOPYDBQ-UHFFFAOYSA-N 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 229940097265 cysteamine hydrochloride Drugs 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- KLWYPRNPRNPORS-UHFFFAOYSA-N ethyl 1h-imidazole-5-carboxylate Chemical compound CCOC(=O)C1=CN=CN1 KLWYPRNPRNPORS-UHFFFAOYSA-N 0.000 description 1
- HCGFHTQCEAGFGW-UHFFFAOYSA-N ethyl 5-ethyl-1h-imidazole-4-carboxylate Chemical compound CCOC(=O)C=1N=CNC=1CC HCGFHTQCEAGFGW-UHFFFAOYSA-N 0.000 description 1
- DDTZMTIDAGDXRZ-UHFFFAOYSA-N ethyl 5-propan-2-yl-1h-imidazole-4-carboxylate Chemical compound CCOC(=O)C=1N=CNC=1C(C)C DDTZMTIDAGDXRZ-UHFFFAOYSA-N 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 230000027119 gastric acid secretion Effects 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000012280 lithium aluminium hydride Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- YECBIJXISLIIDS-UHFFFAOYSA-N mepyramine Chemical compound C1=CC(OC)=CC=C1CN(CCN(C)C)C1=CC=CC=N1 YECBIJXISLIIDS-UHFFFAOYSA-N 0.000 description 1
- 229960000582 mepyramine Drugs 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/64—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms, e.g. histidine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US60627075A | 1975-08-20 | 1975-08-20 | |
| US05/690,476 US4063023A (en) | 1975-08-20 | 1976-05-27 | Process for preparing 4-(hydroxymethyl)imidazole compounds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2637670A1 DE2637670A1 (de) | 1977-03-03 |
| DE2637670C2 true DE2637670C2 (de) | 1987-02-26 |
Family
ID=27085194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2637670A Expired DE2637670C2 (de) | 1975-08-20 | 1976-08-20 | Verfahren zur Herstellung von 4-Hydroxymethylimidazolen |
Country Status (28)
| Country | Link |
|---|---|
| JP (1) | JPS6025428B2 (ro) |
| AT (1) | AT358574B (ro) |
| AU (1) | AU496917B2 (ro) |
| CA (1) | CA1064940A (ro) |
| DD (1) | DD126871A5 (ro) |
| DE (1) | DE2637670C2 (ro) |
| DK (1) | DK143749C (ro) |
| EG (1) | EG12426A (ro) |
| ES (1) | ES450371A1 (ro) |
| FI (1) | FI64356C (ro) |
| FR (1) | FR2321490A1 (ro) |
| GB (1) | GB1562811A (ro) |
| GR (1) | GR61130B (ro) |
| HU (1) | HU177508B (ro) |
| IE (1) | IE44020B1 (ro) |
| IL (1) | IL50147A (ro) |
| IN (1) | IN147803B (ro) |
| LU (1) | LU75612A1 (ro) |
| MX (1) | MX3532E (ro) |
| NL (1) | NL183581C (ro) |
| NO (1) | NO145072C (ro) |
| NZ (1) | NZ181647A (ro) |
| OA (1) | OA05422A (ro) |
| PH (1) | PH13166A (ro) |
| PT (1) | PT65369B (ro) |
| RO (1) | RO72826A (ro) |
| SE (1) | SE415097B (ro) |
| YU (1) | YU39616B (ro) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2919131A1 (de) * | 1978-12-27 | 1980-07-17 | Sogo Pharm | Verfahren zur herstellung des h tief 2 -rezeptor-antagonisten cimetidin |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ184893A (en) * | 1976-09-21 | 1980-11-28 | Smith Kline French Lab | Pure crystalline form of cimetidine a(n-methyl-n-cyano-n-(-2-(5-methyl-4imidazolyl) methylthio) ethyl)-guanidine andpharmaceutical compositions containing it |
| DE2800148A1 (de) | 1978-01-03 | 1979-07-12 | Basf Ag | Verfahren zur herstellung von 4-methyl-5-chlormethyl-imidazol |
| DE2825547A1 (de) * | 1978-06-10 | 1979-12-20 | Basf Ag | 1-hydroxymethylimidazole und ihre verwendung als chemische zwischenprodukte |
| JPS63117318U (ro) * | 1987-01-24 | 1988-07-29 | ||
| JPH0619559U (ja) * | 1992-03-16 | 1994-03-15 | 加藤 利夫 | 歯ブラシ |
-
1976
- 1976-07-14 CA CA256,981A patent/CA1064940A/en not_active Expired
- 1976-07-14 PT PT65369A patent/PT65369B/pt unknown
- 1976-07-22 DK DK331976A patent/DK143749C/da not_active IP Right Cessation
- 1976-07-27 IL IL50147A patent/IL50147A/xx unknown
- 1976-08-02 ES ES450371A patent/ES450371A1/es not_active Expired
- 1976-08-02 NZ NZ181647A patent/NZ181647A/xx unknown
- 1976-08-03 YU YU1913/76A patent/YU39616B/xx unknown
- 1976-08-06 SE SE7608831A patent/SE415097B/xx not_active IP Right Cessation
- 1976-08-11 FI FI762306A patent/FI64356C/fi not_active IP Right Cessation
- 1976-08-13 AT AT606376A patent/AT358574B/de active
- 1976-08-16 FR FR7624871A patent/FR2321490A1/fr active Granted
- 1976-08-16 GB GB33932/76A patent/GB1562811A/en not_active Expired
- 1976-08-18 LU LU75612A patent/LU75612A1/xx unknown
- 1976-08-18 DD DD194374A patent/DD126871A5/xx unknown
- 1976-08-18 HU HU76SI1536A patent/HU177508B/hu not_active IP Right Cessation
- 1976-08-18 IE IE1834/76A patent/IE44020B1/en unknown
- 1976-08-18 MX MX763677U patent/MX3532E/es unknown
- 1976-08-18 EG EG511/76A patent/EG12426A/xx active
- 1976-08-19 OA OA55920A patent/OA05422A/xx unknown
- 1976-08-19 NO NO76762866A patent/NO145072C/no unknown
- 1976-08-19 JP JP51099204A patent/JPS6025428B2/ja not_active Expired
- 1976-08-19 GR GR51505A patent/GR61130B/el unknown
- 1976-08-20 RO RO7687338A patent/RO72826A/ro unknown
- 1976-08-20 NL NLAANVRAGE7609296,A patent/NL183581C/xx not_active IP Right Cessation
- 1976-08-20 DE DE2637670A patent/DE2637670C2/de not_active Expired
- 1976-08-20 PH PH18819A patent/PH13166A/en unknown
- 1976-08-20 AU AU17039/76A patent/AU496917B2/en not_active Expired
-
1977
- 1977-07-12 IN IN1065/CAL/77A patent/IN147803B/en unknown
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2919131A1 (de) * | 1978-12-27 | 1980-07-17 | Sogo Pharm | Verfahren zur herstellung des h tief 2 -rezeptor-antagonisten cimetidin |
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