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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1951321Generated: October 31, 2026

Potassium Bromide → HCID 19696491, compound

https://huagongshe.com/reaction/1951321

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium BromideHCID 253877—
ReactantEthyl 2-phenylimidazo[1,2-a]pyridine-8-carboxylateHCID 22147605—
ProductHCID 19696491HCID 19696491—

Reaction Steps

From 2c (yield: 92%); mp 85-87° C.; IR (KBr) 2926, 1731, 1605, 1481, 1371 cm−1; 1H NMR (400 MHz, CDCl3) δ 4.95 (s, 2H), 6.71 (t, 1H, J=7 Hz), 7.05 (d, 1H, J=7 Hz), 7.32 (t, 1H, J=7.5 Hz), 7.42 (t, 2H, J=7.5 Hz), 7.81 (s, 1H), 7.92 (d, 2H, J=7.5 Hz), 8.00 (d, 1H, J=7 Hz); 13C NMR (100 MHz, CDCl3) δ 62.4, 108.2, 112.5, 121.5, 124.6, 126.1, 128.1, 128.6, 129.6, 133.3, 144.6, 145.0; MS m/z 224 (M+, 52), 223 (100), 195 (50), 91 (26), 78 (30), 51 (28).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08404707B2
Source datasetuspto-grants-2013_03
ORD IDord-e5df06ef42694b9bafd440a32da256fd
Source noteuspto-grants-2013_03