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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 345660Generated: October 30, 2026

Dimethylformamide → HCID 18780246, compound

https://huagongshe.com/reaction/345660

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylformamideHCID 6228—
ReactantHCID 18780285HCID 18780285—
SolventAmmoniaHCID 222—
ProductHCID 18780246HCID 18780246—

Reaction Steps

A solution of 800 mg of 3-(1-methyl-3-indolyl)-4-(1-methyl-2-pyrrolyl)furan-2,5-dione in 6 ml of DMF and 50 ml of 33% aqueous ammonia was heated to 130° C. for 3 hours. The precipitate was filtered off and dried to yield 400 mg of 3-(1-methyl-3-indolyl)-4-(1-methyl-2-pyrrolyl)-1H-pyrrole-2,5-dione, m.p. 248°-250° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05057614
Source datasetuspto-grants-1991_10
ORD IDord-2718a66d203b4b03899877c5ca37f114
Source noteuspto-grants-1991_10