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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 985307Generated: October 27, 2026

Cesium carbonate → N,2-Dimethyl-6-(thieno[3,2-b]pyridin-7-yloxy)-3-benzofurancarboxamide

https://huagongshe.com/reaction/985307

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
Reactant7-Chlorothieno[3,2-b]pyridineHCID 11275251—
Reactant6-Hydroxy-N,2-dimethylbenzofuran-3-carboxamideHCID 16755173—
ProductN,2-Dimethyl-6-(thieno[3,2-b]pyridin-7-yloxy)-3-benzofurancarboxamideHCID 20767890—

Reaction Steps

This material was prepared by the reaction of 7-chloro-thieno[3,2-b]pyridine with 6-hydroxy-2-methylbenzofuran-3-carboxylic acid methyl amide 12c and Cs2CO3 in a manner as previously described for example 1. 1H NMR (CD3CN) δ8.48 (1H, d, J=5.3 Hz), 7.91 (1H, d, J=5.6 Hz), 7.84 (1H, d, J=8.6 Hz), 7.53 (1H, d, J=5.6 Hz), 7.41 (1H, d, J=2.0 Hz), 7.20 (1H, dd, J=8.6, 2.0 Hz), 6.62 (1H, d, J=5.3 Hz), 6.60 (1H, bm), 2.91 (3H, d, J=4.6 Hz) 2.66 (3H, s).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06869962B2
Source datasetuspto-grants-2005_03
ORD IDord-f2385dd4a4b54da48d70b4bf7d2bc777
Source noteuspto-grants-2005_03