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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2413834Generated: November 1, 2026

Diethyl (ethoxymethylene)malonate → HCID 70418167, compound

https://huagongshe.com/reaction/2413834

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl (ethoxymethylene)malonateHCID 6871—
ReactantN-(3-amino-4-fluorophenyl)acetamideHCID 345389—
SolventTolueneHCID 1140—
ProductHCID 70418167HCID 7041816786.1%

Reaction Steps

A mixture of 1.9 g (0.0113 mol) of 4-(N-acetylamino)-2-amino-1-fluorobenzene, 2.6 ml (2.78 g/0.0129 mol) of diethyl ethoxymethylenemalonate, and 4 ml of toluene is stirred at reflux for three hours, then allowed to cool to ambient temperature. The resulting precipitate is triturated with ether to give 3.29 g (84%) of title compound:

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04719302
Source datasetuspto-grants-1988_01
ORD IDord-7635629a519a49be9fa5845d5944e926
Source noteuspto-grants-1988_01