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21203-74-7

4-METHYL-3-NITROPYRIDINE-2-CARBALDEHYDE synthesis

4synthesis methods
Pyridine, 2-ethenyl-4-methyl-3-nitro-

200933-31-9
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4-METHYL-3-NITROPYRIDINE-2-CARBALDEHYDE

21203-74-7
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Yield:21203-74-7 86%

Reaction Conditions:

Stage #1: 4-methyl-3-nitro-2-vinylpyridinewith ozone in methanol at -78;ozonolysis;
Stage #2: with dimethylsulfide at -78 - 20;Reduction;

References:

Li, Jun;Chen, Shu-Hui;Li, Xiuyan;Niu, Chuansheng;Doyle, Terrence W. [Tetrahedron,1998,vol. 54,# 3-4,p. 393 - 400]