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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 902496Generated: October 31, 2026

4-(3-Fluoro-benzyl)-5-oxo-7-piperazin-1-yl-4,5-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid ethyl ester → HCID 59740501, compound

https://huagongshe.com/reaction/902496

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(3-Fluoro-benzyl)-5-oxo-7-piperazin-1-yl-4,5-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid ethyl esterHCID 16742562—
Reactant7-Chloro-4-(3-fluoro-benzyl)-5-oxo-4,5-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid isopropyl esterHCID 69314112—
ProductHCID 59740501HCID 59740501—

Reaction Steps

This compound was prepared from 7-chloro-4-(3-fluoro-benzyl)-5-oxo-4,5-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid isopropyl ester (18) by applying the same procedure as described for 4-(3-fluoro-benzyl)-5-oxo-7-piperazin-1-yl-4,5-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid ethyl ester (19). 1H-NMR (DMSO-d6) δ 1.28 (d, J=6.0 Hz, 6H), 2.81 (m, 4H), 3.22 (m, 4H), 5.07 (m, 1H), 5.36 (s, 2H), 7.10 (m, 3H), 7.29 (m, 1H), 7.35 (m, 1H), 7.98 (m, 1H); EIMS m/z 430 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07365200B2
Source datasetuspto-grants-2008_04
ORD IDord-7a642ae1507443658a1a286c40f66e5c
Source noteuspto-grants-2008_04