Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 884643Generated: October 29, 2026

Urea → HCID 135900180, compound

https://huagongshe.com/reaction/884643

Reaction equation

Participants

RoleNameHCIDCharge
ReactantUreaHCID 1176—
ReactantHCID 59348986HCID 59348986—
Solvent1,4-Dioxane hydrochlorideHCID 20443148—
ProductHCID 135900180HCID 1359001804%

Reaction Conditions

Temperature120 °C

Reaction Steps

A mixture of (E)-1-(4-hydroxy-3-methylphenyl)-3-(5-methylisoxazol-3-yl)prop-2-en-1-one (200 mg, 0.8 mmol) and urea (56 mg, 4.0 mmol) in 4M HCl/dioxane (5 mL) was heated to 120° C. in a sealed vessel overnight. After cooling, the crude reaction mixture was purified by reverse-phase HPLC to give 9 mg of product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08242129B2
Source datasetuspto-grants-2012_08
ORD IDord-817eda140ec449e085baa3a161df5cb4
Source noteuspto-grants-2012_08