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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 443981Generated: November 2, 2026

Methyl iodide → HCID 848831, compound

https://huagongshe.com/reaction/443981

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
ReactantSodium CarbonateHCID 10340—
Reactant2-Hydroxy-3,6,7-trimethylquinoxalineHCID 247489—
SolventDimethylformamideHCID 6228—
ProductHCID 848831HCID 848831—

Reaction Steps

A mixture of 3,6,7-trimethyl-2(1H)-quinoxalinone (5.0 g., 0.027 mol.), methyl iodide (15 ml.), sodium carbonate (5.0 g., 0.047 mol.) and dimethylformamide (75 ml.) was stirred at room temperature for eighteen hours, then heated at 75°-80° C. for three hours. Removal of the dimethylformamide under reduced pressure and dilution with water gave a brown solid. Crystallization from acetone (Darco) gave light tan needles. (2.85 g., m.p. 164°-166°, 53%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04262123
Source datasetuspto-grants-1981_04
ORD IDord-bdf727b8224d438b9570ccfefa72075d
Source noteuspto-grants-1981_04