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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 45938Generated: October 29, 2026

Potassium Carbonate → HCID 178509841, compound

https://huagongshe.com/reaction/45938

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant4-(Bromomethyl)benzonitrileHCID 86996—
Reactanttert-Butyl 5-amino-1H-benzo[d]imidazole-1-carboxylateHCID 53406968—
ProductHCID 178509841HCID 178509841—

Reaction Steps

The compound was synthesized starting from N1-Boc-benzimidazol-5-amine (233 mg; 1 mmol; 1 eq.), 4-bromomethylbenzonitrile (490 mg; 2.5 mmol; 2.5 eq.) and K2CO3 (345 mg; 2.5 mmol; 2.5 eq.) according to method 4; Yield: 0.176 g (48.4%); MS m/z: 364.2 [M+H]+; 1H-NMR (500 MHz, DMSO d6): δ 4.80 (s, 4H); 6.66-6.68 (m, 2H); 7.34 (d, 1H, 3J=8.7 Hz); 7.47 (d, 4H, 3J=8.3 Hz); 7.78 (d, 4H, 3J=8.3 Hz); 7.92 (s, 1H); 11.95 (br s, 1H); HPLC (METHOD [A]): rt 13.50 min (100%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08541596B2
Source datasetuspto-grants-2013_09
ORD IDord-25141ae92be646c6a0d78dc741f536e3
Source noteuspto-grants-2013_09