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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 704476Generated: October 30, 2026

Acetic Acid → Flumiclorac-pentyl

https://huagongshe.com/reaction/704476

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
Reactant3,4,5,6-Tetrahydrophthalic anhydrideHCID 12475—
Reactant4-Chloro-2-fluoro-5-(pentyloxycarbonylmethyloxy)anilineHCID 14617850—
SolventWaterHCID 962—
ProductFlumiclorac-pentylHCID 44304887.7%

Reaction Steps

A mixture of the compound (II) (12.0 g), 3,4,5,6-tetrahydrophthalic anhydride (7.56 g) and acetic acid (50 g) was heated under reflux for 2 hours. The reaction mixture was cooled to room temperature, and water (75 g) was added thereto. The precipitated crystals were collected by filtration to give the compound (I) (15.4 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04987247
Source datasetuspto-grants-1991_01
ORD IDord-3f5b0a2319724979ba1e1e569fa1bbfd
Source noteuspto-grants-1991_01