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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1428993Generated: October 31, 2026

Itaconic acid → HCID 67973681, compound

https://huagongshe.com/reaction/1428993

Reaction equation

Participants

RoleNameHCIDCharge
ReactantItaconic acidHCID 811—
ReactantResorcinolHCID 5054—
SolventDioxane tolueneHCID 21840791—
ProductHCID 67973681HCID 6797368150%

Reaction Conditions

Temperature100 °C

Reaction Steps

In a round-bottomed flask equipped with a Dean-Stark apparatus, 10 g of resorcinol and 11.8 g of itaconic acid were dissolved in 150 ml of a toluene/dioxane mixture (volume ratio 1/1) in the presence of Amberlyst 15 resin from Aldrich. The reaction mixture was heated at 100° C. for 3 hours. After cooling, the crude reaction product was filtered and the filtrate was concentrated under vacuum. The crude product was recrystallized hot from ethyl acetate. This gave 10 g of a white powder, which corresponds to the expected product (50% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08937187B2
Source datasetuspto-grants-2015_01
ORD IDord-547b9582bae244f9b5e2747b309104a5
Source noteuspto-grants-2015_01