Separation of enantiomers of non-steroidal anti-inflammatory drugs and chiral selector therefor

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United States of America Patent

PATENT NO 5256293
SERIAL NO

07847449

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to a chiral selector useful in separating underivatized enantiomers of nonsterodial anti-inflammatory agents, particularly naproxen and other arylacetic acid compounds, and relates to a process for achieving such separation utilizing the chiral selector, which is also useful in achieving the enantiomeric separation of amines, alcohol derivatives, epoxides and sulfoxides. The invention is also directed to an apparatus which comprises the chiral selectors.

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Patent Owner(s)

Patent OwnerAddress
RESEARCH CORPORATION TECHNOLOGIES INC A CORP OF DE6840 EAST BROADWAY BOULEVARD TUCSON AS 85710-2815

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lamm, Bo R Goteborg, SE 7 81
Pirkle, William H Champaign, IL 12 89
Welch, Christopher J Northbrook, IL 17 164

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  • 6 Citation Count
  • B01D Class
  • 2.42 % this patent is cited more than
  • 32 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges296852691174221161052301 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 90100 +050100150200250300350400450500550600650700750

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