Resolution of racemic beta-aminosulfone compounds

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United States of America Patent

PATENT NO 11149003
APP PUB NO 20200199072A1
SERIAL NO

16500671

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It is described an industrially viable and advantageous process for the preparation of (S)-beta-aminosulfone (1) starting from the corresponding racemic compound, said (S)-beta-aminosulfone being a useful intermediate for the preparation of N-(2-((1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl)acetamide, also known as Apremilast, the latter being suitable for use in methods of treating, preventing and/or managing psoriasis or psoriatic arthritis.

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QUIMICA SINTETICA S A28805 ALCALÁ DE HENARES

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Barreca, Giuseppe Montevecchia, IT 33 64
Marras, Giovanni Galliate, IT 6 18
Romanò, Bruno Casatenovo, IT 1 0

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