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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 81733Generated: October 26, 2026

Methyl iodide → 2-[4,5-Dimethoxy-2-(1-methyl-2-phenyl-ethyl)-phenyl]-3,4,4-trimethyl-4,5-dihydro-oxazolium iodide

https://huagongshe.com/reaction/81733

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
Reactant2-[4,5-Dimethoxy-2-(1-methyl-2-phenyl-ethyl)-phenyl]-4,4-dimethyl-4,5-dihydro-oxazoleHCID 59598710—
SolventNitromethaneHCID 6375—
Product2-[4,5-Dimethoxy-2-(1-methyl-2-phenyl-ethyl)-phenyl]-3,4,4-trimethyl-4,5-dihydro-oxazolium iodideHCID 6705343695.8%

Reaction Conditions

Temperature110 °C

Reaction Steps

To a solution of 2-[4,5-dimethoxy-2-(1-methyl-2-phenyl-ethyl)-phenyl]-4,4-dimethyl-4,5-dihydro-oxazole (7.515 g, 21.3 mmol) in 50 mL NO2CH3 was added iodomethane (2.65 mL, 42.5 mmol). The solution was warmed to 110° C. After 3 hours the solution was cooled and concentrated in vacuo to give 2-[4,5-dimethoxy-2-(1-methyl-2-phenyl-ethyl)-phenyl]-3,4,4-trimethyl-4,5-dihydro-oxazolium iodide (10.108 g) as an orange solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08846705B2
Source datasetuspto-grants-2014_09
ORD IDord-ff81bcd0c2d04eaeb8d1d9456f9b9b41
Source noteuspto-grants-2014_09