Synthetic Communications p. 2657 - 2670 (2003)
Update date:2022-08-17
Topics:
Noguchi, Toshiya
Onodera, Akira
Ito, Masato
Yoshida, Mamoru
Yokomori, Sadakazu
An efficient large-scale synthesis of Esonarimod, (R,S)-2-acetylthio-methyl-4-(4-methylphenyl)-4-oxobutanoic acid (1), a new antirheumatic drug, was established. A small amount of water increased the yield of the Michael addition of thioacetic acid (4) to
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