HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 538568Generated: October 30, 2026
Potassium Carbonate → HCID 59402874, compound
https://huagongshe.com/reaction/538568
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Potassium Carbonate | HCID 11430 | — |
| Reactant | 4-(Chloromethyl)-2-(4-methylphenyl)-1,3-oxazole | HCID 15555113 | — |
| Reactant | 2,6-Difluoro-3-hydroxybenzamide | HCID 45120136 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | HCID 59402874 | HCID 59402874 | 18% |
Reaction Steps
To a solution of 4-Chloromethyl-2-p-tolyl-oxazole (0.10 g, 0.50 mmol) in 2 ml of anhydrous DMF was added 2,6-Difluoro-3-hydroxy-benzamide (0.08 g, 0.50 mmol) and potassium carbonate (0.233 g, 1.50 mmol). The reaction mixture was stirred at 25° C. for 24 h under nitrogen atmosphere. The reaction mixture was evaporated to dryness under reduced pressure and the residue was purified by column chromatography on silica (60-120 M) using ethyl acetate/hexane (50:50) as the eluent to provide the title compound as white solid (0.03 g, 18%). 1H NMR (DMSO-d6, 400 MHz): δ 2.37 (s, 3H), 5.13 (s, 2H), 7.11 (m, 1H), 7.36 (d, J=8.0 Hz, 2H), 7.41 (m, 1H), 7.88 (m, 3H), 8.12 (br s, 1H) and 8.29 (s, 1H). MS ES+(345.24), HPLC (method I) Rt=16.07 min.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08865736B2 |
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| Source dataset | uspto-grants-2014_10 |
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| ORD ID | ord-f6d777e6c8934bf4a9d62caedafda113 |
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| Source note | uspto-grants-2014_10 |
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