1
Rene Heymes, Andre Lutz: 3-Acetoxymethyl-7-(iminoacetamido)-cephalosporanic acid derivatives. Roussel Uclaf, Hammond & Littell, May 1, 1979: US04152432 (72 worldwide citation)

Compounds of the formula ##STR1## wherein R is selected from the group consisting of hydrogen and groups easily removable by acid hydrolysis or hydrogenolysis, R' is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl and alkynyl of 2 to 4 carbon atoms and groups ea ...


2
Solange Gouin d Ambrieres, Andre Lutz, Jean Claude Gasc: Novel erythromycin a derivatives. Roussel Uclaf, Hammond & Littell Weissenberger and Muserlian, September 14, 1982: US04349545 (27 worldwide citation)

Novel erythromycin derivatives in the syn form or anti form or mixtures of the syn and anti forms of the formula ##STR1## wherein A is a linear or branched alkylene of 1 to 6 carbon atoms, R is selected from the group consisting of optionally substituted alkoxy of 1 to 6 carbon atoms, optionally sub ...


3
Rene Heymes, Andre Lutz: Alkyloximes of 7-amino-thiazolyl-acetamido-cephalosporanic acids. Roussel Uclaf, Hammond & Littell Weissenberger and Muserlian, May 13, 1980: US04202893 (21 worldwide citation)

Novel alkyloximes of 7-amino-thiazolyl-acetamidocephalosporanic acids of the formula ##STR1## wherein R is selected from the group consisting of alkyl of 1 to 5 carbon atoms, cycloalkyl of 3 to 5 carbon atoms and --CH.sub.2 --SR', R' is selected from the group consisting of acyl of an alkanoic acid ...


4
Rene Heymes, Andre Lutz: 3-Acetoxymethyl-7-(hydroxyiminoacetamido)-cephalosporanic acid derivatives. Roussel Uclaf, Hammond & Littell Weissenberger and Muserlian, August 11, 1981: US04283396 (15 worldwide citation)

Compounds of the formula ##STR1## wherein R is selected from the group consisting of hydrogen and groups easily removable by acid hydrolysis or hydrogenolysis, R' is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl and alkynyl of 2 to 4 carbon atoms and groups ea ...


5
Rene Heymes, Andre Lutz: 3-Acetoxymethyl-7-(iminoacetamido)-cephalosporanic acid derivatives. Roussel Uclaf, Hammond & Littell Weissenberger and Muserlian, April 1, 1980: US04196205 (8 worldwide citation)

Compounds of the formula ##STR1## wherein R is hydrogen, R' is selected from the group consisting of alkenyl and alkynyl of 2 to 4 carbon atoms, A is selected from the group consisting of hydrogen, alkali metal and equivalents of an alkaline earth metal or magnesium and an organic amine base and the ...


6
Rene Heyles, Andre Lutz: Novel 3-acetoxymethyl-7-(iminoacetamido)-cephalosporanic acid derivatives. Roussell Uclaf, Hammond & Littell Weissenberger and Muserlian, March 8, 1983: US04376203 (7 worldwide citation)

Compounds of the formula ##STR1## wherein R is selected from the group consisting of hydrogen and groups easily removable by acid hydrolysis or hydrogenolysis, R' is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl and alkynyl of 2 to 4 carbon atoms and groups ea ...


7
Rene Heymes, Andre Lutz: Syn isomers of 7-[2-(2-amino-4-thiazolyl)-2-(carboxymethyloxyimino)-acetamido]-ceph-3-e me-4-carboxylic acid compounds. Roussel Uclaf, Hammond & Littell Weissenberger and Muserlian, September 1, 1981: US04287193 (5 worldwide citation)

Novel syn isomers of 7-[2-(2-amino-4-thiazolyl)-2-(carboxymethyloxyimino)-acetamido]-ceph-3-eme -4-carboxylic acid compounds of the formula ##STR1## wherein R is selected from the group consisting of alkyl of 1 to 3 carbon atoms and --CH.sub.2 --S--R.sub.1, R.sub.1 is an optionally substituted heter ...


8
Rene Heymes, Andre Lutz: Novel oximes. Roussel Uclaf, Hammond & Littell Weissenberger and Muserlian, April 7, 1981: US04260747 (5 worldwide citation)

Novel syn isomers of 3-substituted-7-amino-thiazolyl-acetamido-cephalosporanic acid compounds of the formula ##STR1## wherein R is selected from the group consisting of alkyl of 1 to 5 carbon atoms, cycloalkyl of 3 to 5 carbon atoms and --CH.sub.2 --S--R.sub.1, R.sub.1 is selected from the group con ...


9
Rene Heymes, Andre Lutz: 3-acetoxymethyl-7-(iminoacetamino)-cephalosporanic acid derivatives. Roussel Uclaf, Bierman and Muserlian, April 7, 1992: US05103012 (4 worldwide citation)

Compounds of the formula ##STR1## wherein R is selected from the group consisting of hydrogen and groups easily removable by acid hydrolysis or hydrogenolysis, R' is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl and alkynyl of 2 to 4 carbon atoms and groups ea ...


10
Rene Heymes, Andre Lutz: Alkyloximes of 7-amino-thiazolyl-acetamido-cephalosporanic acids. Roussel Uclaf, Hammond & Littell Weissenberger and Muserlian, August 2, 1983: US04396618 (4 worldwide citation)

Novel alkyloximes of 7-amino-thiazolyl-acetamide-cephalosporanic acids of the formula ##STR1## wherein R is selected from the group consisting of alkyl of 1 to 5 carbon atoms, cycloalkyl of 3 to 5 carbon atoms and --CH.sub.2 --SR', R' is selected from the group consisting of acyl of an alkanoic acid ...



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