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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1054042Generated: October 26, 2026

Imidazole → 3-Bromo-2-chloro-5-imidazol-1-ylmethyl-pyridine

https://huagongshe.com/reaction/1054042

Reaction equation

Participants

RoleNameHCIDCharge
ReactantImidazoleHCID 795—
ReactantPotassium CarbonateHCID 11430—
Reactant3-Bromo-5-(bromomethyl)-2-chloropyridineHCID 84819872—
Product3-Bromo-2-chloro-5-imidazol-1-ylmethyl-pyridineHCID 70683110—

Reaction Steps

Synthesized from 6a (2.38 g, 8.34 mmol), imidazole (1.14 g, 16.7 mmol) and K2CO3 (5.76 g, 41.7 mmol) according to Method B. Yield: 1.88 g, 6.90 mmol, 83%. 1H NMR (CDCl3, 500 MHz): δH (ppm): 5.14 (s, 2H), 6.89 (bs, 1H), 7.13 (d, J=4.0 Hz, 1H), 7.61-7.63 (m, 1H), 7.70 (brs, 1H), 8.20 (brs, 1H); 13C NMR (CDCl3, 125 MHz): δC (ppm)=46.8, 118.9, 120.8, 130.5, 132.2, 137.2, 140.8, 146.3, 150.9; MS (ESI): m/z=272.05 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09394290B2
Source datasetuspto-grants-2016_07
ORD IDord-5eb616b4e1324240a8c10d282e82e3f7
Source noteuspto-grants-2016_07