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(2,6-Difluoro-4-methoxyphenyl)methanol synthesis

3synthesis methods
256417-10-4 Synthesis
2,6-DIFLUORO-4-METHOXYBENZALDEHYDE

256417-10-4
147 suppliers
$11.00/1g

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Yield:79538-27-5 95%

Reaction Conditions:

with sodium tetrahydroborate in methanol at 20; for 1 h;

Steps:

56.2 Step2:

Step2: To a cold stirring solution of 2,6-difluoro-4-methoxybenzaldehyde (2.3 g, 13.37 mmol, 1 eq) in MeOH (68 ml) was portion wise added NaBFE (0.65 g, 17.11 mmol, 1.28 eq). The reaction mixture was then stirred for 1 h at RT. The reaction mixture was then quenched by addition of ice (10 g). The solvents were evaporated and the residue was dissolved in EtOAc (100 ml) and washed by water (2 x 50 ml) followed by brine (100 ml). The organic layer was dried over anhydrous Na2S04, concentrated under reduced pressure to get (2,6-difluoro-4-methoxyphenyl)MeOH (2.2 g, 95%) as off white solid.

References:

WO2019/170904,2019,A1 Location in patent:Page/Page column 69-73