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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1579755Generated: November 4, 2026

Water → 3-Methyl-5-(2,6,6-trimethylcyclohex-2-en-1-yl)-1,2-oxazole

https://huagongshe.com/reaction/1579755

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
Reactantp-Toluenesulfonic acidHCID 6101—
ReactantHCID 86732896HCID 86732896—
SolventBenzeneHCID 241—
Product3-Methyl-5-(2,6,6-trimethylcyclohex-2-en-1-yl)-1,2-oxazoleHCID 3016056—

Reaction Steps

54 g of 4-[2,6,6-trimethyl-cyclohex-2-en-1-yl]-3,4-epoxy-2-butanone-oxime, which can be prepared as indicated above, in 500 ml of benzene were refluxed in the presence of 2 g of p-toluenesulphonic acid for about 4 hours. The water formed in the course of the reaction was removed as it formed by azeotropic distillation.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03931323
Source datasetuspto-grants-1976_01
ORD IDord-b2d2b942c7f34a4097ace64b60fbe746
Source noteuspto-grants-1976_01