JPS5253889A
(en )
1977-04-30
Production of penicillin ester
IL34045A
(en )
1974-03-14
Conversion of a penicillin 1-oxide ester to a cephalosporin ester
IL34046A
(en )
1974-03-14
Conversion of a penicillin 1-oxide ester to a cephalosporin ester
IL40913A0
(en )
1973-01-30
A process for producing cephalosporin derivatives
PH10522A
(en )
1977-05-26
Process for converting 3-methylene cepham compounds to 3-methyl-(3-cephem compounds
ZA725596B
(en )
1973-04-25
Production of organic esters
IL37785A
(en )
1975-06-25
A process for producing 7-aminocephalosporanic acids
CY776A
(en )
1975-03-01
Conversion of a penicillin sulfoxide ester to a desacetylcephalosporin ester
PH9317A
(en )
1975-08-22
A process for converting a penicillin sulfoxide esters to a cephalosporin
YU228272A
(en )
1982-02-28
Process for acylating cephalosporin esters
PH12645A
(en )
1979-07-11
A process for producing a penicillin derivative
MY7300489A
(en )
1973-12-31
Process for converting a penicillin sulfoxide ester to a cephalosporin antibiotic
AU4393672A
(en )
1974-01-03
Process for producing penicillin derivatives
IL41489A0
(en )
1973-04-30
A process for producing penicillin and cephalosporin esters
PH9444A
(en )
1975-11-26
A process for producing penicillin esters and penicillin sulfoxide
PH9619A
(en )
1976-01-20
A process for producing penicillins
CA817883A
(en )
1969-07-15
Process for converting a penicillin sulfoxide ester to a cephalosporin antibiotic
CA817884A
(en )
1969-07-15
Process for converting a penicillin sulfoxide ester to a cephalosporin antibiotic
YU172370A
(en )
1977-12-31
Process for the preparation of a novel penicillin
IL29947A0
(en )
1968-07-25
Process for converting a penicillin sulfoxide ester to a cephalosporin antibiotic
MY7300490A
(en )
1973-12-31
Process for converting a penicillin sulfoxide ester to a cephalosporin antibiotic
CA856792A
(en )
1970-11-24
Conversion of a penicillin sulfoxide ester to a desacetoxycephalosporin ester
YU34048B
(en )
1978-10-31
Process for preparing a novel penicillin
YU33968B
(en )
1978-09-08
Process for preparing a novel penicillin
AU456489B2
(en )
1974-12-19
A process for preparing a acylamido-3 acyloxymethyl a 3 cephalosporin sulfoxide ester