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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1806210Generated: October 30, 2026

3-[1-(ethylsulfonyl)-4-piperidinyl]-5-[5-(hydroxymethyl)-2-thienyl]-1H-indole-7-carboxamide → 3-[1-(ethylsulfonyl)-4-piperidinyl]-5-(5-formyl-2-thienyl)-1H-indole-7-carboxamide

https://huagongshe.com/reaction/1806210

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-[1-(ethylsulfonyl)-4-piperidinyl]-5-[5-(hydroxymethyl)-2-thienyl]-1H-indole-7-carboxamideHCID 66723266—
CatalystManganese dioxideHCID 14801—
SolventTetrahydrofuranHCID 8028—
Product3-[1-(ethylsulfonyl)-4-piperidinyl]-5-(5-formyl-2-thienyl)-1H-indole-7-carboxamideHCID 5773267048.8%

Reaction Steps

To a solution of 3-[1-(ethylsulfonyl)-4-piperidinyl]-5-[5-(hydroxymethyl)-2-thienyl]-1H-indole-7-carboxamide (200 mg, 0.46 mmol) in THF (5.0 mL) was added MnO2 (1.21 g, 13.9 mmol). The mixture was stirred at room temperature for 3 h. Filtration of reaction mixture thru celite afforded 100 mg of the title compound (48.8%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08354406B2
Source datasetuspto-grants-2013_01
ORD IDord-853321d089e845a39b72c7b4166c803f
Source noteuspto-grants-2013_01