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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2167680Generated: October 30, 2026

Methyl iodide → HCID 90426660, compound

https://huagongshe.com/reaction/2167680

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
ReactantCesium carbonateHCID 10796—
Reactant7-Bromo-6-methyl-1H-indazoleHCID 51342000—
SolventAcetonitrileHCID 6342—
ProductHCID 90426660HCID 90426660—

Reaction Steps

To a solution of 7-bromo-6-methyl-1H-indazole (1 equiv.) in acetonitrile, Cs2CO3 (1.3 equiv.) and MeI (3 eq.) was added and reaction was heated at 80 oC for 1.5 h. On completion, it was cooled and quenched by addition of water. Extraction was carried out using ethyl acetate. Organic layer was dried over Na2SO4 and crude compound was column purified to afford the title compound. (Polar isomer confirmed as N-2-Methyl and non-polar isomer confirmed as N-1-Methyl by NOE experimentation).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045477B2
Source datasetuspto-grants-2015_06
ORD IDord-9a43845cc43e429987ba3f2622ca73cf
Source noteuspto-grants-2015_06