Inventor
RYAN CHARLES W
17 patents
Patents
17 patentsUS4395560AJul 26, 1983
Preparation of 6a,10a-trans-hexahydrodibenzopyranones
LILLY CO ELI37 citations92
US4171315AOct 16, 1979
Preparation of cis-hexahydrodibenzopyranones
LILLY CO ELI45 citations92
US4054582AOct 18, 1977
Process for converting cis-hexahydrodibenzo[b,d]pyran-9-ones to trans-hexahydrodibenzo[b,d]-pyran-9-ones
LILLY CO ELI51 citations91
US4140701AFeb 20, 1979
2,6-Methano-2H-1-benzoxocins
LILLY CO ELI9 citations73
US4131614ADec 26, 1978
Process for preparing cis-hexahydrodibenzopyranones
LILLY CO ELI10 citations73
US4054581AOct 18, 1977
Preparation of cis-1-hydroxy-3-substituted-6,6-dimethyl-6,6a,7,8,10,10a-hexahydro-9H-dibenzo[b,d]pyran-9-ones and intermediates therefor
LILLY CO ELI6 citations72
US4054583AOct 18, 1977
Process for converting 2,7-dihydroxy-5-isopropylidene-9-substituted-2,6-methano-3,4,5,6-tetrahydro-2H-1-benzoxocin to trans-1-hydroxy-3-substituted-6,6-dimethyl-6,6a,7,8,10,10a-hexahydro-9H-dibenzo(b,d)pyran-9-one
LILLY CO ELI9 citations72
US3954745AMay 4, 1976
Process for preparing cefazolin
LILLY CO ELI7 citations72
US4777260AOct 11, 1988
Synthesis of nizatidine intermediate
LILLY CO ELI7 citations69
US4087410AMay 2, 1978
5-(Tertiary alkyl) resorcinol preparation and intermediates therefor
LILLY CO ELI5 citations61
US4587344AMay 6, 1986
Isothiourea synthesis process
LILLY CO ELI1 citations51
US4133816AJan 9, 1979
Preparation of cis-1-hydroxy-3-substituted-6,6-dimethyl-6,6a,7,8,10,10a-hexahydro-9H-dibenzo[b,d]pyran-9-ones and intermediates therefor
LILLY CO ELI0 citations51
US4131656ADec 26, 1978
Intermediates for 5-(tertiary alkyl) resorcinol preparation
LILLY CO ELI0 citations51
US4115403ASep 19, 1978
Preparation of cis-1-hydroxy-3-substituted-6,6-dimethyl-6,6a,7,8,10,10a-hexahydro-9H-dibenzo [b,d]pyran-9-ones and intermediates therefor
LILLY CO ELI0 citations51
US3943126AMar 9, 1976
Process for acylating a 7-aminocephalosporin
LILLY CO ELI0 citations51
US4645861AFeb 24, 1987
3-sulfonylamino-4-amino phenyl acyl derivatives
LILLY CO ELI0 citations48
US4501921AFeb 26, 1985
Synthesis of alkylidene intermediates
LILLY CO ELI1 citations48