HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 273358Generated: October 26, 2026
Water → ethyl 2-ethoxy-3-(4-{2-[2-(trifluoromethyl)-1H-benzimidazol-1-yl]ethoxy}phenyl)propanoate
https://huagongshe.com/reaction/273358
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Water | HCID 962 | — |
| Reactant | Potassium Carbonate | HCID 11430 | — |
| Reactant | 2-(Trifluoromethyl)-1H-benzimidazole | HCID 67560 | — |
| Reactant | Ethyl 2-ethoxy-3-[4-(2-bromoethoxy)-phenyl]propanoate | HCID 11002461 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | ethyl 2-ethoxy-3-(4-{2-[2-(trifluoromethyl)-1H-benzimidazol-1-yl]ethoxy}phenyl)propanoate | HCID 11851905 | — |
Reaction Steps
Ethyl 3-[4-(2-bromoethoxy)phenyl]-2-ethoxypropanoate (371 mg, 1 mmol) was dissolved in DMF (5 ml) and K2CO3 (552 mg, 4 mmol) was added followed by 2-trifluoromethyl benzimidazole (204 mg, 1.1 mmol). The reaction mixture was heated to 60° C. for 17 hrs. After the completion of the reaction, water was added and the product was extracted with Et2O. The product was purified by column chromatography on silica gel using ethyl acetate and hexanes as solvent (333 mg, 70%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07456293B2 |
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| Source dataset | uspto-grants-2008_11 |
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| ORD ID | ord-5c1f524d6c164b598590e111d35718df |
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| Source note | uspto-grants-2008_11 |
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