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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1041724Generated: November 2, 2026

Potassium Carbonate → 3-bromo-2-(2,5-dichloro-pyrimidin-4-ylamino)-N-methyl-benzamide

https://huagongshe.com/reaction/1041724

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant2,4,5-TrichloropyrimidineHCID 237259—
Reactant2-Amino-3-bromo-N-methylbenzamideHCID 67264616—
SolventDimethylformamideHCID 6228—
Product3-bromo-2-(2,5-dichloro-pyrimidin-4-ylamino)-N-methyl-benzamideHCID 866340747.3%

Reaction Conditions

Temperature85 °C

Reaction Steps

A mixture of 2-amino-3-bromo-N-methyl-benzamide (420 mg), 2,4,5-trichloropyrimidine (540 mg) and K2CO3 (47 mg) in DMF was heated at 85° C. overnight. The reaction mixture was loaded on silica gel, dried in vacuo, and purified by silica gel chromatography to provide 50 mg of 3-bromo-2-(2,5-dichloro-pyrimidin-4-ylamino)-N-methyl-benzamide: 1H NMR (300 MHz, CDCl3) δ 8.4 (bs, 1H), 8.3 (s, 1H), 7.8 (d, 1H), 7.6 (s, 1H), 7.3 (t, 1H), 6.3 (bs, 1H, NH), 3.0 (d, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08552186B2
Source datasetuspto-grants-2013_10
ORD IDord-11feb61fa95c460dafdd8862087ed53c
Source noteuspto-grants-2013_10