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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 440236Generated: October 30, 2026

Diethyl (ethoxymethylene)malonate → HCID 21473361, compound

https://huagongshe.com/reaction/440236

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl (ethoxymethylene)malonateHCID 6871—
ReactantHCID 21473351HCID 21473351—
SolventHexaneHCID 8058—
ProductHCID 21473361HCID 2147336185%

Reaction Conditions

Temperature120 °C

Reaction Steps

A mixture of 22.4 g (0.127 mole) of 3-fluoro-2-difluoromethoxyaniline obtained as described above and 27.4 g (0.127 mole) of diethyl ethoxymethylenemalonate was heated at 120° C. for 5 hours. The mixture was cooled to room temperature, n-hexane was added thereto, and the mixture was filtered. Products collected by filtration was washed with n-hexane and dried to obtain 37.5 g of N-(2,2-diethoxycarbonylvinyl)-3-fluoro-2-difluoromethoxyaniline as white powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05519016
Source datasetuspto-grants-1996_05
ORD IDord-1a00b802e6d1409886727b5a79f2c630
Source noteuspto-grants-1996_05