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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 372230Generated: October 30, 2026

Hydrochloric Acid → HCID 20528114, compound

https://huagongshe.com/reaction/372230

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 13487034HCID 13487034—
SolventIsoamyl AlcoholHCID 31260—
ProductHCID 20528114HCID 20528114—

Reaction Steps

A solution of 300 mg. of 5-p-toluoyl-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylic acid in 5 ml. of isoamyl alcohol is saturated with hydrogen chloride. After 24 hours, the excess alcohol is distilled off in vacuo and the residue purified by chromatography on alumina, to yield isoamyl 5-p-toluoyl-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04089969
Source datasetuspto-grants-1978_05
ORD IDord-ca7bf19ba4534436b31d6e634d083289
Source noteuspto-grants-1978_05