Inventor
HATFIELD LOWELL D
13 patents
Patents
13 patentsUS4144391AMar 13, 1979
Cephalosporin displacement reaction
LILLY CO ELI22 citations81
US4044002AAug 23, 1977
Reduction process for cephalosporin sulfoxides
LILLY CO ELI13 citations72
US4502988AMar 5, 1985
Oxidation process
LILLY CO ELI3 citations61
US4271305AJun 2, 1981
Thiazolinoazetidinones and process therefor
LILLY CO ELI2 citations61
US4230644AOct 28, 1980
Halogenating reagents
LILLY CO ELI3 citations61
US4226986AOct 7, 1980
Process for halogenation of β-lactam compounds
LILLY CO ELI5 citations61
US4211702AJul 8, 1980
Process for preparation of penicillin and cephalosporin imino halides
LILLY CO ELI4 citations61
US3953440AApr 27, 1976
Deacetoxycephalosporins via penicillin sulfoxide rearrangement
LILLY CO ELI4 citations61
US5700933ADec 23, 1997
Chiral intermediates for the preparation of carbacephems
LILLY CO ELI1 citations60
US5644051AJul 1, 1997
Intermediates for the preparation of carbacephems
LILLY CO ELI2 citations60
US4175076ANov 20, 1979
Azetidinone mercury sulfides and process therefor
LILLY CO ELI1 citations51
US4091214AMay 23, 1978
De-esterification process for cephalosporins
LILLY CO ELI1 citations51
US5521307AMay 28, 1996
Methods and compounds for the preparation of carbacephems
LILLY CO ELI0 citations50