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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 270022Generated: October 31, 2026

Hydrochloric Acid → 4-(4-Fluorophenyl)-1,2,3,6-tetrahydropyridine

https://huagongshe.com/reaction/270022

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,1-Dimethylethyl 4-(4-fluorophenyl)-3,6-dihydro-1(2H)-pyridinecarboxylateHCID 15751426—
SolventDiethyl EtherHCID 3283—
SolventDichloromethaneHCID 6344—
Product4-(4-Fluorophenyl)-1,2,3,6-tetrahydropyridineHCID 197748141.1%

Reaction Steps

A solution of Example 6B (0.5 g, 1.8 mmol) in dichloromethane (5 mL) at room temperature was treated with 2M HCl in diethyl ether (5 mL), stirred overnight, and concentrated to provide the desired product (0.45 g, 95%). MS (ESI) m/e 178 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07449485B2
Source datasetuspto-grants-2008_11
ORD IDord-20cade794db14fc7a19545c941ce0f51
Source noteuspto-grants-2008_11