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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1772888Generated: November 3, 2026

Pyridine → HCID 131734689, compound

https://huagongshe.com/reaction/1772888

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantTriethylamineHCID 8471—
Reactant2-Nitrobenzenesulfonyl chlorideHCID 15540—
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
ReactantHCID 131734690HCID 131734690—
CatalystPalladiumHCID 23938—
SolventDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
SolventEthyl AcetateHCID 8857—
ProductHCID 131734689HCID 13173468946.9%

Reaction Steps

The title compound (1.03 g, 2.37 mmol) was prepared in three steps from 2-nitrobenzenesulfonyl chloride (1.12 g, 5.05 mmol), tert-butyl(6-amino-3-methoxypyridin-2-yl)methylcarbamate (1.41 g, 5.56 mmol) and pyridine (1.23 mL, 15.2 mmol) in DCM (25 mL) at 0° C. to rt; followed by 10% Pd/C (895 mg) in EtOAc (40 mL); followed by 1,1′-carbonyldiimidazole (2.65 g, 16.4 mmol) and triethylamine (1.14 mL, 8.18 mmol) in DMF (80 mL) using the methods of (IntA17), step 1 and (IntA14), steps 2 and 3.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09249160B2
Source datasetuspto-grants-2016_02
ORD IDord-8ff4931be5d7495ba5faa12066d8c597
Source noteuspto-grants-2016_02