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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1260312Generated: November 3, 2026

Hydrochloric Acid → 1-(2-Fluorophenyl)-1H-pyrazol-3-amine

https://huagongshe.com/reaction/1260312

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant2-Fluorophenylhydrazine hydrochlorideHCID 423844—
Product1-(2-Fluorophenyl)-1H-pyrazol-3-amineHCID 999080724%

Reaction Steps

According to the method described in step 1 of example 2, the amine was obtained starting from 2-fluorophenylhydrazine×HCl as brown solid in 24% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08470820B2
Source datasetuspto-grants-2013_06
ORD IDord-439a3ce6db234184afecaba15ae8997f
Source noteuspto-grants-2013_06