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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 226307Generated: October 30, 2026

Sodium Hydroxide → HCID 68963165, compound

https://huagongshe.com/reaction/226307

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantHCID 86603616HCID 86603616—
SolventMethanolHCID 887—
ProductHCID 68963165HCID 6896316599.1%

Reaction Conditions

Temperature67.5 °C

Reaction Steps

A mixture of ethyl (2E)-3-{6-[(1-benzyl-4-piperidyl)amino]-3-pyridyl}acrylate (470 mg) and 1N NaOH solution (2.6 ml) in MeOH (15 ml) was stirred at 65-70° C. for 2 hours. The reaction mixture was evaporated in vacuo and the residue was dissolved with AcOEt and H2O. The aqueous solution was adjusted to PH6.0 with aq.HCl and evaporated in vacuo. The residue was chromatographed on silicagel eluting with AcOEt-MeOH (85:15). The eluted fractions containing the desired product were collected and evaporated in vacuo to give (2E)-3-{6-[(1-benzyl-4-piperidyl)amino]-3-pyridyl}acrylic acid (430 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07557127B2
Source datasetuspto-grants-2009_07
ORD IDord-af5ff1009717431989060992fd0f6c35
Source noteuspto-grants-2009_07