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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 347491Generated: October 27, 2026

1-(3-Fluoro-4-(5-methylpyrrolo[2,1-f][1,2,4]triazin-4-yloxy)phenyl)-3-(2-(4-fluorophenyl)acetyl)thiourea → 3-Fluoro-4-(5-methyl-6-(2-(4-methylpiperazin-1-yl)ethoxy)pyrrolo[2,1-f][1,2,4]triazin-4-yloxy)benzenamine

https://huagongshe.com/reaction/347491

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(3-Fluoro-4-(5-methylpyrrolo[2,1-f][1,2,4]triazin-4-yloxy)phenyl)-3-(2-(4-fluorophenyl)acetyl)thioureaHCID 11641030—
Reactant4-(2-Fluoro-4-nitrophenoxy)-5-methyl-6-(2-(4-methylpiperazin-1-yl)-ethoxy)pyrrolo[2,1-f][1,2,4]triazineHCID 21081641—
Product3-Fluoro-4-(5-methyl-6-(2-(4-methylpiperazin-1-yl)ethoxy)pyrrolo[2,1-f][1,2,4]triazin-4-yloxy)benzenamineHCID 2108160987%

Reaction Steps

4-(2-Fluoro-4-nitrophenoxy)-5-methyl-6-(2-(4-methylpiperazin-1-yl)ethoxy)pyrrolo[2,1-f][1,2,4]triazine (20 mg, 0.05 mmol) was converted to the title compound (16 mg, 87%) in a manner similar to the preparation of Compound B of Example 28. 1H NMR (CDCl3) δ 7.86–7.83 (m, 1H), 7.50–7.38 (m, 2H), 7.09–7.00 (m, 1H), 6.56–6.45 (m, 1H), 4.14 (t, 2H, J=5.5 Hz), 2.99–2.38 (m, 18H); MS(ESI+) m/z 401.4 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07173031B2
Source datasetuspto-grants-2007_02
ORD IDord-5d92f070a8f04c7ba21bf2fc2c0526d5
Source noteuspto-grants-2007_02