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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2267489Generated: October 26, 2026

Hydrochloric Acid → 3-(4-piperidinyl)-5-(3-thienyl)-1H-indole-7-carboxamide

https://huagongshe.com/reaction/2267489

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,1-dimethylethyl 4-[7-(aminocarbonyl)-5-(3-thienyl)-1H-indol-3-yl]-1-piperidinecarboxylateHCID 59600655—
Reactant3-(4-piperidinyl)-5-(2-thienyl)-1H-indole-7-carboxamideHCID 59600661—
SolventMethanolHCID 887—
Product3-(4-piperidinyl)-5-(3-thienyl)-1H-indole-7-carboxamideHCID 59600664—

Reaction Steps

The title compound was prepared according to the general procedure for intermediate 17. Thus, 1,1-dimethylethyl 4-[7-(aminocarbonyl)-5-(3-thienyl)-1H-indol-3-yl]-1-piperidinecarboxylate (460 mg, 1.08 mmol) and HCl (4.0M in dioxane, 10 mL) in MeOH (5 mL) was reacted to form the desired product without further purification (260 mg, 74%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07858796B2
Source datasetuspto-grants-2010_12
ORD IDord-c034074e77884819bfd900f4079b66d1
Source noteuspto-grants-2010_12