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160590-38-5

Pyridine, 3-hydrazino-2-methoxy- (9CI) synthesis

2synthesis methods
20265-38-7 Synthesis
2-Methoxypyridin-3-amine

20265-38-7
252 suppliers
$6.00/250mg

Pyridine, 3-hydrazino-2-methoxy- (9CI)

160590-38-5
14 suppliers
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Yield:160590-38-5 88%

Reaction Conditions:

Stage #1: 3-amino-2-methoxypyridinewith hydrogenchloride;sodium nitrite in water at 0; for 0.5 h;
Stage #2: with hydrogenchloride;tin(II) chloride dihdyrate in water at 0; for 1.5 h;
Stage #3: with potassium hydroxide in water;

References:

Jeanty, Matthieu;Blu, Jerome;Suzenet, Franck;Guillaumet, Gerald [Organic Letters,2009,vol. 11,# 22,p. 5142 - 5145] Location in patent:supporting information; experimental part