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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 45941Generated: October 23, 2026

Potassium Carbonate → HCID 178440916, compound

https://huagongshe.com/en/reaction/45941

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant5-AminobenzimidazoleHCID 13623—
Reactant1-(Bromomethyl)-4-(1,1-dimethylethyl)benzeneHCID 87836—
ProductHCID 178440916HCID 178440916—

Reaction Steps

The compound was synthesized starting from benzimidazol-5-amine (133 mg; 1 mmol; 1 eq.), 4-tert-butylbenzylbromide (500 mg; 2.2 mmol; 2.2 eq.) and K2CO3 (304 mg; 2.2 mmol; 2.2 eq.) according to method 5; Yield: 0.250 g (58.7%); MS m/z: 426.3 [M+H]+; 1H-NMR (500 MHz, DMSO d6): δ 1.24 (s, 18H); 4.62 (s, 4H); 6.69 (br s, 1H); 6.74 (dd, 1H, 4J=2.1 Hz, 3J=8.9 Hz); 7.17-7.22 (m, 4H); 7.31-7.33 (m, 5H); 7.94 (s, 1H); 11.89 (br s, 1H); HPLC (METHOD [A]): rt 20.49 min (86.5%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08541596B2
Source datasetuspto-grants-2013_09
ORD IDord-23754573f920462a9a0c78191ced1446
Source noteuspto-grants-2013_09