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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 712672Generated: October 29, 2026

Urea → HCID 117667099, compound

https://huagongshe.com/reaction/712672

Reaction equation

Participants

RoleNameHCIDCharge
ReactantUreaHCID 1176—
ReactantTrifluoroacetic acidHCID 6422—
ReactantHCID 117667234HCID 117667234—
SolventDichloromethaneHCID 6344—
ProductHCID 117667099HCID 117667099—
ProductHCID 117667234HCID 117667234—

Reaction Steps

1-{4-[5-(5,6,7,8-Tetrahydro-[1,8]naphthyridin-3-yl)-pyridin-3-yloxy]-piperidin-1-yl}-ethanone is synthesized according to the procedure for Step 2 of Example 27 using 20% trifluoroacetic acid in DCM as the reagent. 1-{4-[5-(5,6,7,8-Tetrahydro-[1,8]naphthyridin-3-yl)-pyridin-3-yloxy]-piperidin-1-yl}-ethanone (200 mg, 0.57 mmol) is converted to 34 mg of the titled product according to the procedure of Urea Formation Method I.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09181272B2
Source datasetuspto-grants-2015_11
ORD IDord-b78a5d717c9b4976a1bdbc815eabce39
Source noteuspto-grants-2015_11