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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 991109Generated: November 1, 2026

HCID 11103550, compound → HCID 10929367, compound

https://huagongshe.com/reaction/991109

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 11103550HCID 11103550—
SolventSodium HydroxideHCID 14798—
SolventMeOH tetrahydrofuranHCID 21899815—
ProductHCID 10929367HCID 10929367—

Reaction Steps

4-(4-Methoxy-benzenesulfonyl)-1-[4-(2-piperidin-1-yl-ethoxy)-benzyl]-pipendine-4- carboxylic acid was prepared starting from 4-(4-Methoxy-benzenesulfonyl)-1-[4-(2-piperidin-1-yl-ethoxy)-benzyl]-piperidine-4-carboxylic acid ethyl ester (5.4 g, 10 mmol) dissolved in THF:methanol 3:1 and 10N NaOH (40 ml). The resulting reaction mixture was worked up as outlined in example 83. Yield 4.0 g (77%); off white powder; mp 174° C.; MS: 517.6 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06462073B2
Source datasetuspto-grants-2002_10
ORD IDord-fdf05be0771e45589753e11b42a7c00f
Source noteuspto-grants-2002_10