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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 859078Generated: November 1, 2026

Azobisisobutyronitrile → 2-Hydroxyethyl 5-norbornene-2-carboxylate t-butyl 5-norbornene-2-carboxylate 5-norbornene 2-carboxylic acid maleic anhydride

https://huagongshe.com/reaction/859078

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAzobisisobutyronitrileHCID 6547—
ReactantMaleic AnhydrideHCID 7923—
Reactant5-Norbornene-2-carboxylic acidHCID 78949—
Reactant2-Hydroxyethyl bicyclo[2.2.1]hept-5-ene-2-carboxylateHCID 12033823—
ReactantBicyclo[2.2.1]hept-5-ene-2-carboxylic acid, 1,1-dimethylethyl esterHCID 15607334—
SolventTolueneHCID 1140—
SolventTetrahydrofuranHCID 8028—
Product2-Hydroxyethyl 5-norbornene-2-carboxylate t-butyl 5-norbornene-2-carboxylate 5-norbornene 2-carboxylic acid maleic anhydrideHCID 86593317—

Reaction Steps

To tetrahydrofuran or toluene was added 0.5 to 0.95 mole of tert-butyl 5-norbornene-2-carboxylate, 0.05 to 0.8 mole of 2-hydroxyethyl 5-norbornene-2-carboxylate, 0.01 to 0.2 mole of 5-norbornene-2-carboxylic acid, 0.5 to 1 mole of maleic anhydride and 0.5 to 10 g of 2,2′-azobisisobutyronitrile (AIBN).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07150961B2
Source datasetuspto-grants-2006_12
ORD IDord-3267418f7fcf4502b192575dc8bf3f18
Source noteuspto-grants-2006_12