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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2221101Generated: October 30, 2026

Benzene → HCID 11830208, compound

https://huagongshe.com/reaction/2221101

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzeneHCID 241—
ReactantHydrochloric AcidHCID 313—
ReactantItaconic AnhydrideHCID 75110—
ReactantAluminum(III) ChlorideHCID 6451240—
Solvent1,2-DichloroethaneHCID 11—
ProductHCID 11830208HCID 1183020849%

Reaction Steps

To a stirred slurry of benzene (4.50 mL, 50.3 mmol) and itaconic anhydride (5.64 g, 50.3 mmol) in 1,2-dichloroethane at room temperature under argon, was added aluminum chloride (13.42 g, 100.7 mmol) in portions over 30 min A dark green solution formed as the temperature rose to 27° C. before subsiding. After 4 h, the now brown solution was poured rapidly into a stirred mixture of ice (200 g) and concentrated hydrochloric acid (15 mL). The resulting beige solids were filtered and air-dried to give the title compound (4.69 gm, 49%). MS [M+H]+: found 191.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07368458B2
Source datasetuspto-grants-2008_05
ORD IDord-c92d7ac77f2d4a1d83f62df712f51d92
Source noteuspto-grants-2008_05