HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 451516Generated: October 25, 2026
Water → 3-(4-Fluoropiperidin-1-yl)-2-nitropyridine
https://huagongshe.com/reaction/451516
Participants
| Role | Name | HCID | Charge |
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| Reactant | Water | HCID 962 | — |
| Reactant | Triethylamine | HCID 8471 | — |
| Reactant | 4-Fluoropiperidine hydrochloride | HCID 2759158 | — |
| Reactant | 2-Nitropyridin-3-yl trifluoromethanesulfonate | HCID 10880225 | — |
| Solvent | Dimethylacetamide | HCID 31374 | — |
| Product | 3-(4-Fluoropiperidin-1-yl)-2-nitropyridine | HCID 67335506 | — |
Reaction Steps
To a solution of 4-fluoropiperidine hydrochloride (1.54 g, 11 mmol) and triethylamine (4.5 mL, 33 mmol) in dimethylacetamide (30 mL) was added 2-nitropyridin-3-yl trifluoro-methanesulfonate (3.00 g, 11 mmol) and the mixture heated to 110° C. for 1 hour. Water was added and the mixture extracted with ethyl acetate. The organic phase was washed with brine and dried with sodium sulfate. The solvent was evaporated in vacuo and the product used without further purification. The title compound was obtained as a yellow oil (2.22 g, 89%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08486967B2 |
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| Source dataset | uspto-grants-2013_07 |
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| ORD ID | ord-b1fc0a0987334b61ba2a9df044f6e036 |
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| Source note | uspto-grants-2013_07 |
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