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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1353838Generated: November 2, 2026

Tetrahydrofuran → 1-perhydro-2H-pyran-2-yl-3-[3-(3-pyridylcarbonylamino)phenyl]-1H-indazole-5-carboxamide

https://huagongshe.com/reaction/1353838

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
ReactantTriethylamineHCID 8471—
Reactant3-Pyridinecarbonyl chloride, hydrochloride (1:1)HCID 88438—
ReactantHCID 22480146HCID 22480146—
Product1-perhydro-2H-pyran-2-yl-3-[3-(3-pyridylcarbonylamino)phenyl]-1H-indazole-5-carboxamideHCID 22480218—

Reaction Steps

To a solution of 3-(3-aminophenyl)-1-perhydro-2H-pyran-2-yl-1H-indazole-5-carbonitrile (0.150 g, 0.47 mmol) in tetrahydrofuran (5 mL), was added nicotinoyl chloride hydrochloride (0.167 mg, 0.94 mmol) and triethyl amine (0.327 mL, 2.35 mmol). After stirring at room temperature overnight, the crude mixture was partitioned between ethyl acetate and water. The crude compound was isolated as a gummy solid. The yield was not calculated: ES-MS (m/z) 424 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07220771B2
Source datasetuspto-grants-2007_05
ORD IDord-fbae90af50474eb7adf9ad3a889d72e2
Source noteuspto-grants-2007_05