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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 452103Generated: October 29, 2026

Triethylamine → HCID 178494852, compound

https://huagongshe.com/reaction/452103

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant5-AminobenzimidazoleHCID 13623—
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
ReactantTrimethylsilyl cyanideHCID 82115—
ReactantHCID 57488479HCID 57488479—
CatalystPalladiumHCID 23938—
ProductHCID 178494852HCID 178494852—

Reaction Steps

The compound was synthesized according to method 2 starting from 4-(3-methoxypropyl)benzaldehyde (1.5 g, 8.42 mmol), trimethyl silylcyanide (1.6 mL, 16.84 mmol), 5-amino benzimidazole (1.23 g, 9.26 mmol), 10% Pd—C (300 mg), triethylamine (5.8 mL, 41.97 mmol), 1,1′-carbonyldiimidazole (0.84 g, 5.24 mmol). Yield: 0.055 g (0.6%); MS m/z 293.4 (M+H)+; 1H NMR (DMSO, 400 MHz): δ 2.21 (s, 3H); 3.05-3.09 (m, H); 3.83-3.87 (m, H); 5.49-5.53 (m, H); 7.01-7.10 (m, 2H); 7.15 (d, H, J=7.9 Hz); 7.19 (s, H); 7.52-7.55 (m, H), 7.60 (d, H, J=8.7 Hz); 7.84 (s, H); 9.16 (s, H), HPLC (λ=214 nm, [B]: rt 8.05 min (100%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08486940B2
Source datasetuspto-grants-2013_07
ORD IDord-edf18f1438bf44ceb8b655667cfd14a8
Source noteuspto-grants-2013_07