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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 705816Generated: November 2, 2026

Methyl iodide → 1-Methyl-5-[(1-methyl-1H-pyrazol-4-yl)methyl]-2-(nitroamino)-4(1H)-pyrimidinone

https://huagongshe.com/reaction/705816

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
ReactantDiisopropylethylamineHCID 81531—
ReactantHCID 178480213HCID 178480213—
SolventChloroformHCID 6212—
Product1-Methyl-5-[(1-methyl-1H-pyrazol-4-yl)methyl]-2-(nitroamino)-4(1H)-pyrimidinoneHCID 6777487219.51%

Reaction Conditions

Temperature23 °C

Reaction Steps

A solution of 5-[(1-methyl-1H-pyrazol-4-yl)methyl]-2-(nitroamino)-4(1H)-pyrimidinone (500 mg, 1.998 mmol) and DIPEA (1.745 mL, 9.99 mmol) in chloroform (5 mL) was mixed with methyl iodide (0.150 mL, 2.398 mmol). The reaction mixture was stirred at 23° C. overnight. Purification via HPLC then afforded the title compound (103 mg, 19.51% yield). LCMS: rt=1.46 min, [M+H+]=265.1

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09174968B2
Source datasetuspto-grants-2015_11
ORD IDord-02587c47211a45b9950bc505fc917ee2
Source noteuspto-grants-2015_11