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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2231866Generated: November 2, 2026

Ammonium Chloride → 2-[(5-Methyl-1H-pyrrol-2-yl)methyl]-1H-isoindole-1,3(2H)-dione

https://huagongshe.com/reaction/2231866

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmonium ChlorideHCID 25517—
ReactantAmmonium AcetateHCID 517165—
Reactant2-(2,5-Dioxohexyl)-1H-isoindole-1,3(2H)-dioneHCID 12348451—
SolventAcetic AcidHCID 176—
Product2-[(5-Methyl-1H-pyrrol-2-yl)methyl]-1H-isoindole-1,3(2H)-dioneHCID 13364792—

Reaction Steps

36.3 g (0.14 mol) of 6-phthalimido-2,5-hexanedione, 54 g (0.7 mol) of ammonium acetate and 1 g of ammonium chloride are stirred in 700 ml of acetic acid at 80° C. for 1 hour and the mixture is worked up as in Example 1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04785010
Source datasetuspto-grants-1988_11
ORD IDord-1b793260a5364b4291f77f2b4e3eb9a3
Source noteuspto-grants-1988_11