HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2380968Generated: October 29, 2026
Pyridine → N-Benzyl-N-[4-(piperidine-1-carbonyl)-phenyl]-benzenesulfonamide
https://huagongshe.com/reaction/2380968
Participants
| Role | Name | HCID | Charge |
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| Reactant | Pyridine | HCID 1049 | — |
| Reactant | Benzenesulfonyl chloride | HCID 7369 | — |
| Reactant | (4-Benzylamino-phenyl)-piperidin-1-yl-methanone | HCID 67130556 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | N-Benzyl-N-[4-(piperidine-1-carbonyl)-phenyl]-benzenesulfonamide | HCID 2294389 | 62.5% |
Reaction Steps
To a stirred solution of (4-benzylamino-phenyl)-piperidin-1-yl-methanone (39 mg, 0.14 mmol) in dichloromethane (1 ml) was added benzene sulfonylchloride (57 μl, 0.46 mmol) followed by pyridine (42 μl, 0.5 mmol) and the reaction was heated to 40° C. for 20 hours. The reaction was allowed to cool to room temperature and partitioned between water (5 ml) and dichloromethane (5 ml). The organics were collected, concentrated in vacuo and purified by preparative TLC to afford the title compound as a white solid (38 mg, 62% yield). HPLC retention time 5.8 min. Mass spectrum (ES+) m/z 435 (M+H).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08258138B2 |
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| Source dataset | uspto-grants-2012_09 |
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| ORD ID | ord-0ae7574144b64a72a8ee32e2c53fbef3 |
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| Source note | uspto-grants-2012_09 |
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