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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1106139Generated: October 26, 2026

2-(4-Keto-2,6,6-trimethylcyclohex-2-en-1-yl)ethanol → Alpha-Ionone

https://huagongshe.com/reaction/1106139

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(4-Keto-2,6,6-trimethylcyclohex-2-en-1-yl)ethanolHCID 20489863—
Reactant1,5,5-Trimethyl-9-oxa-bicyclo[4.3.0]non-2-eneHCID 20489866—
ReactantHexahydro-4,4,7a-trimethyl-6(2H)-benzofuranoneHCID 20489867—
ProductAlpha-IononeHCID 5282108—

Reaction Steps

Identification has been carried out by mass spectrum as stated above. The composition can be characterized by the presence of compounds 1 [2-(4-hydroxy-2,6,6-trimethylcyclohex-2-en-1-yl)ethanol] and 2 [2-(4-keto-2,6,6-trimethylcyclohex-2-en-1-yl)ethanol] and especially 3 [1,5,5-trimethyl-9-oxa-bicyclo[4.3.0]non-2-ene] and 4 [1,5,5-trimethyl-9-oxa-bicyclo[4.3.0]nonan-3-one]. (See Table A).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04311860
Source datasetuspto-grants-1982_01
ORD IDord-c04618b753e9482e9dc085cb61eb4d92
Source noteuspto-grants-1982_01