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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1787774Generated: October 29, 2026

Toluene → HCID 57600209, compound

https://huagongshe.com/reaction/1787774

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTolueneHCID 1140—
ReactantSodium CarbonateHCID 10340—
Reactant1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 2773987—
ReactantHCID 57600158HCID 57600158—
CatalystHCID 178418397HCID 178418397—
ProductHCID 57600209HCID 5760020937%

Reaction Steps

To a solution of 7-bromo-6-(4-methoxybenzyl)-3-methyl-9-pentyl-6,9-dihydro-5H-[1,2,4]triazolo[4,3-a]purin-5-one (100 mg, 0.3 mmol), 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (92 mg, 0.44 mmol) and sat. sodium carbonate (100 mg, 0.9 mmol) in toluene (20 mL, 0.2 mol) was added tetrakis(triphenylphosphine)palladium(0) (20 mg, 0.01 mmol) under N2 at room temperature. The mixture was heated to reflux overnight. The mixture was stripped down and purified by preparative LC-MS to yield the desired product (50 mg, 37%). LCMS calculated for C24H29N8O2(M+H): 461.2; found 461.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07511050B2
Source datasetuspto-grants-2009_03
ORD IDord-1d06e169b9be4ce0bc1f293c883e988c
Source noteuspto-grants-2009_03