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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 479850Generated: October 30, 2026

Diethyl (ethoxymethylene)malonate → HCID 18000191, compound

https://huagongshe.com/reaction/479850

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl (ethoxymethylene)malonateHCID 6871—
ReactantHCID 3629459HCID 3629459—
ProductHCID 18000191HCID 1800019184.1%

Reaction Conditions

Temperature130 °C

Reaction Steps

A mixture of 2-benzylamino-5-aminopyridine (1.76 g) and diethyl ethoxymethylenemalonate (1.78 mL, 8.82 mmol) was heated at 130° C. for 2 h. While warm, the mixture was evacuated. After cooling, the product was triturated with 2:1 hexanes/ether and collected to give 2.74 g of diethyl (2-benzylamino-5-pyridylaminomethylene)malonate as a gold solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06646124B2
Source datasetuspto-grants-2003_11
ORD IDord-0ca9185bd28e4bbca4e6ebfad0867ae4
Source noteuspto-grants-2003_11