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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 358568Generated: October 30, 2026

Indoline → HCID 20066535, compound

https://huagongshe.com/reaction/358568

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIndolineHCID 10328—
Reactant1,3-CyclohexanedioneHCID 10434—
ProductHCID 20066535HCID 2006653575.7%

Reaction Steps

A mixture of indoline (5.39 g) and cyclohexane-1,3-dione (5.07 g) was heated at ca. 150° for 7 h. After cooling, the mixture was purified by FCC eluting with ethyl acetate: methanol (10:1) to give a solid (7.30 g) which was recrystallised from ethyl acetate: ether (ca. 4:1) to give the title compound (5.08 g), m.p. 85°-86°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04997831
Source datasetuspto-grants-1991_03
ORD IDord-76c88fd054cb440bb31b985143973526
Source noteuspto-grants-1991_03