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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 225203Generated: October 27, 2026

Dimethyl maleate → Dimethyl (dimethoxyphosphinyl)succinate

https://huagongshe.com/reaction/225203

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl maleateHCID 5271565—
ReactantDimethylphosphiteHCID 21884954—
SolventSodium MethoxideHCID 10942334—
ProductDimethyl (dimethoxyphosphinyl)succinateHCID 102330—

Reaction Conditions

Temperature100 °C

Reaction Steps

20 ml of 5% sodium methylate solution are added dropwise to 144 g (1 mol) of dimethyl maleate and 110 g of dimethyl phosphite until the exothermic reaction is completed. The reaction mixture is stirred for a further 30 minutes at 100° C. and then freed from low volatility constituents.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04235976
Source datasetuspto-grants-1980_11
ORD IDord-a86589083614466a91c3fab371711d9b
Source noteuspto-grants-1980_11