HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1716866Generated: November 2, 2026
1,10-Phenanthroline → HCID 57550222, compound
https://huagongshe.com/reaction/1716866
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | 1,10-Phenanthroline | HCID 1318 | — |
| Reactant | Benzimidazole | HCID 5798 | — |
| Reactant | Cesium carbonate | HCID 10796 | — |
| Reactant | 1-Bromo-4-iodobenzene | HCID 11522 | — |
| Catalyst | Copper iodide | HCID 83717 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | HCID 57550222 | HCID 57550222 | 64% |
Reaction Steps
To a mixture of copper iodide (0.16 g, 0.85 mmol) and 1,10-phenanthroline (0.31 g, 1.7 mmol) in anhydrous DMF (4.2 mL) was added benzimidazole (1.00 g, 8.5 mmol), 1-bromo-4-iodobenzene (2.88 g, 10.1 mmol), and cesium carbonate (5.53 g, 17 mmol) and the reaction mixture was heated to 110° C. and allowed to stir for 40 h. The reaction mixture was cooled to room temperature and the solvent was evaporated under reduced pressure. The residue was partitioned between water and dichloromethane and the organic layer was separated, dried (Na2SO4) and the solvent removed under reduced pressure. Purification by flash column chromatography (silica, petroleum ether:ethyl acetate 1:1) provided the title compound (64%). LCMS (ESI+) 274.2 (MH+).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07803825B2 |
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| Source dataset | uspto-grants-2010_09 |
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| ORD ID | ord-5f7a69cbe5674b3f8d7c30870fbfd13d |
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| Source note | uspto-grants-2010_09 |
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