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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2239577Generated: November 1, 2026

Methanol → HCID 86625874, compound

https://huagongshe.com/reaction/2239577

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantTetrahydrofuranHCID 8028—
ReactantHCID 53486065HCID 53486065—
SolventHydrochloric AcidHCID 313—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 86625874HCID 86625874277.1%

Reaction Steps

A solution of tert-butyl [1-(6-chloropyridin-3-yl)-piperidin-4-yl)carbamate (1.211 g, 3.88 mmol) in HCl in Dioxane (4M, 5 mL), THF (5 mL) and MeOH (4 mL) was stirred at rt for 20 h. The reaction mixture was filtered, the residue washed with EtOAc and dried to give the title compound (1.02 g, 92%) as a solid; 1H NMR (500 MHz, CD3OD): 8.36 (d, 1H), 7.97 (dd, 1H), 7.68 (d, 1H), 4.05-3.96 (m, 2H), 3.51-3.41 (m, 1H), 3.18 (dt, 2H), 2.24-2.17 (m, 2H), 1.85 (dq, 2H); 13C NMR (CD3OD): 145.8, 136.7, 133.3, 130.7, 126.5, 47.1, 28.9; Mass Spectrum: M+H 212.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07723333B2
Source datasetuspto-grants-2010_05
ORD IDord-b7ec7e98b53b4a9998b5a5e6ad717b3b
Source noteuspto-grants-2010_05