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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1684682Generated: October 30, 2026

Formaldehyde → N-Methylolmaleimide

https://huagongshe.com/reaction/1684682

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
ReactantSodium CarbonateHCID 10340—
ReactantMaleimideHCID 10935—
SolventWaterHCID 962—
ProductN-MethylolmaleimideHCID 22767818,971.5%

Reaction Steps

A mixture of 9.8 g (0.1 mole) maleimide, 9 ml 37% aqueous formaldehyde and 40 mg sodium carbonate was stirred at room temperature for 1 hour. The mixture was diluted with 30 ml water and the crystals formed (9.1 g N-hydroxymethylmaleimide) were collected by filtration.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05641856
Source datasetuspto-grants-1997_06
ORD IDord-c327091779444e2f89fee3422e55da20
Source noteuspto-grants-1997_06