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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1654897Generated: October 31, 2026

Toluene → N-[3-(2-chloro-6-fluorobenzyloxy)pyrid-2-yl]-N'-4-fluorophenylthiourea

https://huagongshe.com/reaction/1654897

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTolueneHCID 1140—
Reactant4-Fluorophenyl isothiocyanateHCID 15241—
Reactant2-Amino-3-(2-chloro-6-fluorobenzyloxy)pyridineHCID 10106270—
SolventDiethyl EtherHCID 3283—
ProductN-[3-(2-chloro-6-fluorobenzyloxy)pyrid-2-yl]-N'-4-fluorophenylthioureaHCID 20077006—

Reaction Steps

A mixture of 2-amino-3-(2-chloro-6-fluorobenzyloxy)pyridine (2g, 0.008 mol), 4fluorophenyl isothiocyanate (1.45g, 0.0096 mol) and toluene (10 ml) was heated under reflux for 5 hours, then cooled and diluted with ether to induce crystallisation of the product. Yield 2.31 g (71%), m.p. 146°-148 ° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05409943
Source datasetuspto-grants-1995_04
ORD IDord-96e3a1e566374b59802f7d25c0e84595
Source noteuspto-grants-1995_04