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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 335122Generated: October 25, 2026

Triethylamine → 5-bromo-3-(4-fluorophenoxy)-N-(4-phenethylthiazol-2-yl)pyridin-2-amine

https://huagongshe.com/reaction/335122

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant1-Bromo-4-phenylbutan-2-oneHCID 12608027—
Reactant1-(5-Bromo-3-(4-fluorophenoxy)pyridin-2-yl)thioureaHCID 86631485—
Product5-bromo-3-(4-fluorophenoxy)-N-(4-phenethylthiazol-2-yl)pyridin-2-amineHCID 57742586102.2%

Reaction Steps

Following the procedure in Example 7 Step E, 1-(5-bromo-3-(4-fluorophenoxy)pyridin-2-yl)thiourea (740 mg, 2.163 mmol), 1-bromo-4-phenylbutan-2-one (687.6 mg, 3.028 mmol) and triethylamine (0.5014 mL, 3.676 mmol) afforded 5-bromo-3-(4-fluorophenoxy)-N-(4-phenethylthiazol-2-yl)pyridin-2-amine (1040 mg, 102.2% yield) as a white solid after drying. 1H NMR (CDCl3) δ 8.71 (bs, 1H), 8.13 (d, 1H), 7.28 (m, 2H), 7.20 (m, 3H), 7.13 (m, 2H), 7.06 (m, 3H), 6.43 (s, 1H), 3.05-2.92 (m, 4H), Mass spectrum (apci) m/z=470.2, 472.2 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08883828B2
Source datasetuspto-grants-2014_11
ORD IDord-3ad792196e7c4385850605d4cbf5cf3c
Source noteuspto-grants-2014_11