Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 45946Generated: October 26, 2026

Potassium Carbonate → HCID 178419391, compound

https://huagongshe.com/reaction/45946

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant5-AminobenzimidazoleHCID 13623—
Reactant3-Bromobenzyl bromideHCID 69979—
ProductHCID 178419391HCID 178419391—

Reaction Steps

The compound was synthesized starting from benzimidazol-5-amine (133 mg; 1 mmol; 1 eq.), 3-bromobenzylbromide (550 mg; 2.2 mmol; 2.2 eq.) and K2CO3 (304 mg; 2.2 mmol; 2.2 eq.) according to method 5; Yield: 0.227 g (48.2%); MS m/z: 470.1/472.2/474.1 [M+H]+; 1H-NMR (500 MHz, DMSO d6): δ 4.70 (s, 4H); 6.68-6.70 (m, 2H); 7.26-7.27 (m, 4H); 7.34 (d, 1H, 3J=8.6 Hz); 7.39-7.41 (m, 2H); 7.43 (s, 2H); 7.91 (s, 1H); 11.93 (br s, 1H); HPLC (METHOD [A]): rt 17.81 min (98.3%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08541596B2
Source datasetuspto-grants-2013_09
ORD IDord-f2abd80a766b4d87b5d44e1d7a8fe9e4
Source noteuspto-grants-2013_09