Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Synthesis of thienamycin via esters of (3SR, 4RS)-3-[(SR)-1-hydroxyethyl]-.beta.,2-dioxo-4-azetidinebutanoic acid

Synthesis of thienamycin via esters of (3SR, 4RS)-3-[(SR)-1-hydroxyethyl]-.beta.,2-dioxo-4-azetidinebutanoic acid

US Patent 4414155 · Granted Nov 8, 1983

Estimated economic value: $8,294,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Radioligand and binding assay2005
Preparation of betamethyl carbapenem intermediates2001
Radiolabeled growth hormone secretagogue1998
Preparation of beta-methyl carbapenem intermediates1997
Process for synthesizing carbapenem intermediates using a rhodium catalyst and l1996
Regiospecific processes to make cis-1-amino-2-alkanol from diol1996
Regiospecific processes to make CIS-1-Amino-2-Alkanol from Diol or Halohydrin1995
Process for synthesis of FK-506 and tricarbonyl intermediates1995
Regiospecific process to make cis-1-amino-2-alkanol from epoxide1995
Process for the preparation of antiulcer agents1995
Process for the preparation of antiulcer agents1995
FK-506 type macrolide intermediate1993