Catalysis of diketopiperazine synthesis

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United States of America Patent

PATENT NO 9346766
SERIAL NO

14266632

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Abstract

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Provided is a method for the synthesis of N-protected bis-3,6-[4-aminobutyl]-2,5-diketopiperazine including the step of heating a solution of ε-amino protected lysine in the presence of a catalyst selected from the group consisting of sulfuric acid, phosphoric acid, and phosphorus pentoxide.

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Patent Owner(s)

  • MANNKIND CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Moye-Sherman, Destardi Newburgh, US 24 621
Stevenson, John J Bronx, US 8 270

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