Preparations of a sulfinyl acetamide

Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing

Reexamination Certificate

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C514S618000, C514S649000

Reexamination Certificate

active

07057069

ABSTRACT:
The present invention provides processes for the preparation of modafinil which includes the step of reacting benzhydrylthiol and chloroacetamide.

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D'Ouville et al., J. Am. Chem. Soc., vol. 60, 1938 pp. 33-36.
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Miyawaki et al., Heterocycles, vol. 54, No. 2, pp. 887-900, 2001.

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