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ChemicalBook CAS DataBase List 3-Methyl-2(1H)-Pyridinethione

3-Methyl-2(1H)-Pyridinethione synthesis

5synthesis methods
1003-68-5 Synthesis
2-Hydroxy-5-methylpyridine

1003-68-5
381 suppliers
$6.00/1g

18368-58-6 Synthesis
2-MERCAPTO-5-METHYLPYRIDINE

18368-58-6
56 suppliers
$53.00/100mg

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Yield: 86%

Steps:

9 2-Mercapto-5-methylpyridine
PREPARATION 9 2-Mercapto-5-methylpyridine Following a procedure similar to that described in Preparation 7, but using 2.48 g (22.7 mole) of 2-hydroxy-5-methylpyridine (prepared as described in Preparation 6), 2.43 g (yield 86%) of the title compound were obtained as yellow crystals, melting at 178°-181° C. 1 H Nuclear Magnetic Resonance Spectrum (CDCl3), δ ppm: 2.20 (3H, singlet); 7.26 (1H, doublet of doublets, J=9 & 2 Hz); 7.43 (1H, broad singlet); 7.49 (1H, doublet, J=9 Hz); 13.89 (1H, singlet).

References:

Sankyo Company, Limited US5541317, 1996, A