DD238234A5 - Verfahren zur herstellung von 2-guanidino-4-(1-methyl-4-imidazolyl)thiazol - Google Patents
Verfahren zur herstellung von 2-guanidino-4-(1-methyl-4-imidazolyl)thiazol Download PDFInfo
- Publication number
- DD238234A5 DD238234A5 DD85281621A DD28162185A DD238234A5 DD 238234 A5 DD238234 A5 DD 238234A5 DD 85281621 A DD85281621 A DD 85281621A DD 28162185 A DD28162185 A DD 28162185A DD 238234 A5 DD238234 A5 DD 238234A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- methyl
- reaction
- imidazolyl
- guanidino
- hbr
- Prior art date
Links
- ZQNYCMZNWSWWAN-UHFFFAOYSA-N 2-[4-(1-methylimidazol-4-yl)-1,3-thiazol-2-yl]guanidine Chemical compound CN1C=NC(C=2N=C(N=C(N)N)SC=2)=C1 ZQNYCMZNWSWWAN-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 17
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 12
- MZJZNADJWQEIIG-UHFFFAOYSA-N 1-(2-methyl-1h-imidazol-5-yl)ethanone Chemical compound CC(=O)C1=CN=C(C)N1 MZJZNADJWQEIIG-UHFFFAOYSA-N 0.000 claims description 8
- 238000005893 bromination reaction Methods 0.000 claims description 8
- 239000012442 inert solvent Substances 0.000 claims description 8
- 230000031709 bromination Effects 0.000 claims description 7
- 239000011541 reaction mixture Substances 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 7
- OKGXJRGLYVRVNE-UHFFFAOYSA-N diaminomethylidenethiourea Chemical compound NC(N)=NC(N)=S OKGXJRGLYVRVNE-UHFFFAOYSA-N 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- RFVGFNRMKXONPH-UHFFFAOYSA-N 2-bromo-1-(2-methyl-1h-imidazol-5-yl)ethanone Chemical compound CC1=NC(C(=O)CBr)=CN1 RFVGFNRMKXONPH-UHFFFAOYSA-N 0.000 claims description 4
- -1 2-methyl-4-imidazolyl Chemical group 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- QRKWKJSTCZEKJH-UHFFFAOYSA-N 2-[4-(2-methyl-1h-imidazol-5-yl)-1,3-thiazol-2-yl]guanidine;dihydrobromide Chemical compound Br.Br.N1C(C)=NC(C=2N=C(NC(N)=N)SC=2)=C1 QRKWKJSTCZEKJH-UHFFFAOYSA-N 0.000 abstract description 5
- 238000005580 one pot reaction Methods 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 17
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 14
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 12
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000012458 free base Substances 0.000 description 10
- GIMNAEMRNXUAQP-UHFFFAOYSA-N 2-[4-(2-methyl-1h-imidazol-5-yl)-1,3-thiazol-2-yl]guanidine Chemical compound N1C(C)=NC=C1C1=CSC(N=C(N)N)=N1 GIMNAEMRNXUAQP-UHFFFAOYSA-N 0.000 description 8
- 229960000583 acetic acid Drugs 0.000 description 7
- 238000001914 filtration Methods 0.000 description 7
- 239000000543 intermediate Substances 0.000 description 5
- 238000002955 isolation Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000007363 ring formation reaction Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- BJEGCKZYQRBQMG-UHFFFAOYSA-N 2-[4-(2-methyl-1h-imidazol-5-yl)-1,3-thiazol-2-yl]guanidine;dihydrochloride Chemical compound Cl.Cl.N1C(C)=NC(C=2N=C(NC(N)=N)SC=2)=C1 BJEGCKZYQRBQMG-UHFFFAOYSA-N 0.000 description 1
- HNDQFQDOQPEQBR-UHFFFAOYSA-N 2-[4-(2-methyl-1h-imidazol-5-yl)-1,3-thiazol-2-yl]guanidine;hydrobromide Chemical compound Br.N1C(C)=NC(C=2N=C(NC(N)=N)SC=2)=C1 HNDQFQDOQPEQBR-UHFFFAOYSA-N 0.000 description 1
- 206010061459 Gastrointestinal ulcer Diseases 0.000 description 1
- 206010020601 Hyperchlorhydria Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000012295 chemical reaction liquid Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003485 histamine H2 receptor antagonist Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 238000003260 vortexing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/659,749 US4632993A (en) | 1984-10-11 | 1984-10-11 | Process for making 2-guanidino-4-(2-methyl-4-imidazolyl) thiazole dihydrobromide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD238234A5 true DD238234A5 (de) | 1986-08-13 |
Family
ID=24646672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD85281621A DD238234A5 (de) | 1984-10-11 | 1985-10-10 | Verfahren zur herstellung von 2-guanidino-4-(1-methyl-4-imidazolyl)thiazol |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4632993A (en, 2012) |
| EP (1) | EP0178123A2 (en, 2012) |
| JP (1) | JPS6193181A (en, 2012) |
| KR (1) | KR870000278B1 (en, 2012) |
| CN (1) | CN85107520A (en, 2012) |
| AU (1) | AU558249B2 (en, 2012) |
| DD (1) | DD238234A5 (en, 2012) |
| DK (1) | DK463785A (en, 2012) |
| ES (1) | ES8605268A1 (en, 2012) |
| FI (1) | FI853949A7 (en, 2012) |
| GR (1) | GR852440B (en, 2012) |
| HU (1) | HUT38633A (en, 2012) |
| IL (1) | IL76648A0 (en, 2012) |
| NO (1) | NO854034L (en, 2012) |
| PL (1) | PL255695A1 (en, 2012) |
| PT (1) | PT81281B (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988003140A1 (en) * | 1986-10-29 | 1988-05-05 | Pfizer Inc. | Crystalline 2-(1-pentyl-3-guanidino)-4-(2-methyl-4-imidazolyl)thiazole dihydrochloride trihydrate |
| WO1990002127A1 (en) * | 1988-08-30 | 1990-03-08 | Pfizer Inc. | Hemiphosphate hemihydrate of 2-(1-pentyl-3-guanidino-4-imidazolyl)thiazole |
| DE602006013688D1 (de) * | 2005-11-16 | 2010-05-27 | Hoffmann La Roche | Neues verfahren zur herstellung von thoc |
| EP1956018A1 (de) * | 2007-02-06 | 2008-08-13 | Boehringer Ingelheim Pharma GmbH & Co. KG | Verfahren zur Herstellung eines Benzimidazolderivats |
| US20230349922A1 (en) | 2020-08-11 | 2023-11-02 | Université De Strasbourg | H2 Blockers Targeting Liver Macrophages for the Prevention and Treatment of Liver Disease and Cancer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4374843A (en) * | 1980-10-14 | 1983-02-22 | Pfizer Inc. | 2-Guanidino-4-heteroarylthiazoles |
| US4435396A (en) * | 1982-05-10 | 1984-03-06 | Pfizer Inc. | Antiulcer 2-guanidino-4-(2-substituted-amino-4-imidazolyl)thiazoles and process therefor |
-
1984
- 1984-10-11 US US06/659,749 patent/US4632993A/en not_active Expired - Lifetime
-
1985
- 1985-10-02 EP EP85307057A patent/EP0178123A2/en not_active Withdrawn
- 1985-10-08 GR GR852440A patent/GR852440B/el unknown
- 1985-10-09 PT PT81281A patent/PT81281B/pt unknown
- 1985-10-09 ES ES547713A patent/ES8605268A1/es not_active Expired
- 1985-10-09 PL PL25569585A patent/PL255695A1/xx unknown
- 1985-10-10 KR KR1019850007444A patent/KR870000278B1/ko not_active Expired
- 1985-10-10 DD DD85281621A patent/DD238234A5/de unknown
- 1985-10-10 DK DK463785A patent/DK463785A/da not_active Application Discontinuation
- 1985-10-10 CN CN198585107520A patent/CN85107520A/zh active Pending
- 1985-10-10 AU AU48487/85A patent/AU558249B2/en not_active Expired - Fee Related
- 1985-10-10 FI FI853949A patent/FI853949A7/fi not_active Application Discontinuation
- 1985-10-10 NO NO854034A patent/NO854034L/no unknown
- 1985-10-10 IL IL76648A patent/IL76648A0/xx unknown
- 1985-10-10 HU HU853943A patent/HUT38633A/hu unknown
- 1985-10-11 JP JP60226667A patent/JPS6193181A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU558249B2 (en) | 1987-01-22 |
| JPS6193181A (ja) | 1986-05-12 |
| DK463785A (da) | 1986-04-12 |
| KR870000278B1 (ko) | 1987-02-23 |
| NO854034L (no) | 1986-04-14 |
| FI853949L (fi) | 1986-04-12 |
| FI853949A0 (fi) | 1985-10-10 |
| HUT38633A (en) | 1986-06-30 |
| FI853949A7 (fi) | 1986-04-12 |
| CN85107520A (zh) | 1986-07-23 |
| AU4848785A (en) | 1986-04-17 |
| PL255695A1 (en) | 1986-07-29 |
| EP0178123A2 (en) | 1986-04-16 |
| ES8605268A1 (es) | 1986-03-16 |
| IL76648A0 (en) | 1986-02-28 |
| ES547713A0 (es) | 1986-03-16 |
| DK463785D0 (da) | 1985-10-10 |
| GR852440B (en, 2012) | 1986-02-10 |
| KR860003246A (ko) | 1986-05-21 |
| PT81281A (en) | 1985-11-01 |
| PT81281B (en) | 1987-08-31 |
| US4632993A (en) | 1986-12-30 |
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