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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2229349Generated: October 31, 2026

Methyl iodide → HCID 18466620, compound

https://huagongshe.com/reaction/2229349

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
ReactantSodium hydrideHCID 24758—
ReactantHCID 18466613HCID 18466613—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
ProductHCID 18466620HCID 1846662053%

Reaction Conditions

Temperature50 °C

Reaction Steps

To a solution of the 8-bromo-5,11-dihydro-11-ethyl-2-(trifluoromethyl)-6H-dipyrido[3,2-b:2′,3′-e][1,4]diazepin-6-one (200 mg, 0.52 mmol) in DMF (2.6 mL) was added NaH (20 mg, 0.78 mmol), and the mixture was heated to 50° C. for 30 min. The reaction mixture was cooled to room temperature and treated with MeI (97 μL, 1.56 mmol). After 16 h, the reaction mixture was diluted with water. The resulting mixture was extracted with EtOAc (3×). The combined organic layer was successively washed with water and brine, dried (MgSO4), filtered and concentrated under reduced pressure. The residue was purified by flash chromatography (hexane:EtOAc, 8.5:1.5) to give the title compound (110 mg 53% yield) as a white foam.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06420359B1
Source datasetuspto-grants-2002_07
ORD IDord-4a158d5128f040f8bfddada92f08309c
Source noteuspto-grants-2002_07