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ChemicalBook CAS DataBase List 6-chloro-2-methoxynicotinaldehyde
95652-81-6

6-chloro-2-methoxynicotinaldehyde synthesis

12synthesis methods
-

Yield:95652-81-6 71.3%

Reaction Conditions:

with methanol at 55; for 3 h;

Steps:

184.A.A1

2,6-Dichloronicotinaldehyde (1 g, 5.68 mmol) was diluted with sodium methoxide (11.4 mL, 5.68 mmol) (solution in methanol) and heated to 55°C. After stirring for 3 hours, the reaction was loaded directly onto a silica gel column and eluted with 5% ethyl acetate/hexanes to 50% ethyl acetate/hexanes to yield 6-chloro-2- methoxynicotinaldehyde (0.695 g, 4.05 mmol, 71.3 % yield).

References:

WO2010/75200,2010,A1 Location in patent:Page/Page column 164

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