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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1959350Generated: November 4, 2026

Sodium Carbonate → HCID 66744145, compound

https://huagongshe.com/reaction/1959350

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium CarbonateHCID 10340—
ReactantTriethylphosphineHCID 27365—
ReactantTert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,6-tetrahydropyridine-1-carboxylateHCID 4642098—
Reactant5-bromo-3-(6-methyl-1H-benzo[d]imidazol-2-yl)pyrazin-2-amineHCID 58084297—
CatalystPalladium ChlorideHCID 24290—
SolventDimethylformamideHCID 6228—
SolventEthyl AcetateHCID 8857—
ProductHCID 66744145HCID 66744145—

Reaction Steps

A mixture of 5-bromo-3-(6-methyl-1H-benzimidazol-2-yl)pyrazin-2-amine (500 mg, 1.644 mmol), tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyridine-1-carboxylate (660.8 mg, 2.137 mmol), dichloropalladium; triethylphosphane (34.00 mg, 0.08220 mmol) and Na2CO3 (2.466 mL of 2 M, 4.932 mmol) in DMF (5.000 mL) were heated to 130° C. for 60 min in a microwave. EtOAc was added and the organic phase washed with saturated aqueous Na2CO3, dried (MgSO4) and concentrated in vacuo. The mixture was taken through crude to the next stage. MS (ES+) 407

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08410112B2
Source datasetuspto-grants-2013_04
ORD IDord-2e9c036339c64b91ac5ca599bcc77feb
Source noteuspto-grants-2013_04