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1245321-31-6

2-Fluoro-3,6-diiodopyridine synthesis

1synthesis methods
372-48-5 Synthesis
2-Fluoropyridine

372-48-5
383 suppliers
$5.00/5g

2-Fluoro-3,6-diiodopyridine

1245321-31-6
4 suppliers
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113975-22-7 Synthesis
2-Fluoro-3-iodopyridine

113975-22-7
304 suppliers
$7.00/1g

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Yield:113975-22-7 82% ,1245321-31-6 15%

Reaction Conditions:

Stage #1: 2-fluoropyridinewith 2,2,6,6-tetramethyl-piperidine;n-butyllithium;zinc dichloro(N,N,N′,N′-tetramethylethylenediamine) in tetrahydrofuran;hexane at 20; for 2 h;Inert atmosphere;
Stage #2: with iodine in tetrahydrofuran;hexane at 20;Inert atmosphere;regioselective reaction;Concentration;

References:

Hedidi, Madani;Bentabed-Ababsa, Ghenia;Derdour, A?cha;Halauko, Yury S.;Ivashkevich, Oleg A.;Matulis, Vadim E.;Chevallier, Floris;Roisnel, Thierry;Dorcet, Vincent;Mongin, Florence [Tetrahedron,2016,vol. 72,# 17,p. 2196 - 2205]