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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2089409Generated: October 30, 2026

3-FLUOROPIPERIDINE HYDROCHLORIDE → 3-fluoro-1-(1-methyl-4-nitro-1H-pyrazol-5-yl)piperidine

https://huagongshe.com/reaction/2089409

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-FLUOROPIPERIDINE HYDROCHLORIDEHCID 2759156—
Reactant5-chloro-1-methyl-4-nitro-1H-pyrazoleHCID 12344836—
Product3-fluoro-1-(1-methyl-4-nitro-1H-pyrazol-5-yl)piperidineHCID 5846498197%

Reaction Steps

Reaction of 5-chloro-1-methyl-4-nitro-1H-pyrazole and 3-fluoropiperidine hydrochloride gave 3-fluoro-1-(1-methyl-4-nitro-1H-pyrazol-5-yl)piperidine as a yellow oil (0.27 g, 97%). 1H NMR (400 MHz, CDCl3) δ 8.02 (s, 1H), 4.88-4.71 (m, 1H), 3.79 (s, 3H), 3.47 (ddd, J=29.8, 12.8, 2.1 Hz, 1H), 3.32-3.15 (m, 2H), 3.07-2.99 (m, 1H), 2.11-1.99 (m, 2H), 1.95-1.76 (m, 1H), 1.74-1.62 (m, 1H)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08436001B2
Source datasetuspto-grants-2013_05
ORD IDord-7d67844ef0f645ee9c2a13229c14f9c7
Source noteuspto-grants-2013_05