Retapamulin is a topical antibiotic developed by GlaxoSmithKline. It is the first drug in the new class of pleuromutilin antibiotics to be approved for human use. It is marketed as an ointment under the brand names Altabax and Altargo. Reference standards of Retapamulin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Retapamulin
Catalogue No.:PA 18 1100000
CAS :
Molecular Formula : C30H47NO4S
Molecular Weight : 517.77
(3aR,4R,5R,7S,8S,9R,9aS,12R)-8-Hydroxy-4,7,9,12-tetramethyl-3-oxo-7-vinyldecahydro-4,9a-propanocyclopenta[8]annulen-5-yl 2-((8-methyl-8-azabicyclo[3.2.1]oct-2-en-3-yl)thio)acetate
Catalogue No.:PA 18 1101000
Molecular Formula : C30H45NO4S
Molecular Weight : 515.75
(3aR,4R,5R,7S,8S,9R,9aS,12R)-8-Hydroxy-4,7,9,12-tetramethyl-3-oxo-7-vinyldecahydro-4,9a-propanocyclopenta[8]annulen-5-yl 2-((R)-(8-methyl-8-azabicyclo[3.2.1]octan-3-yl)sulfinyl)acetate
Catalogue No.:PA 18 1101001
Molecular Formula : C30H47NO5S
Molecular Weight : 533.77
3-((2-(((3aS,4R,5S,6S,8R,9R,9aR)-5-Hydroxy-4,6,9,10-tetramethyl-1-oxo-6-vinyldecahydro-3a,9-propanocyclopenta[8]annulen-8-yl)oxy)-2-oxoethyl)thio)-8-methyl-8-azabicyclo[3.2.1]octane 8-Oxide
Catalogue No.:PA 18 1101002
(3aS,4R,5S,6R,8R,9R,9aR)-5-Hydroxy-4,6,9,10-tetramethyl-6-(oxiran-2-yl)-1-oxodecahydro-3a,9-propanocyclopenta[8]annulen-8-yl 2-((8-methyl-8-azabicyclo[3.2.1]octan-3-yl)thio)acetate
Catalogue No.:PA 18 1101003
(3aS,4R,5S,6S,8R,9R,9aR)-4,6,9,10-Tetramethyl-5-((methylsulfonyl)oxy)-1-oxo-6-vinyldecahydro-3a,9-propanocyclopenta[8]annulen-8-yl 2-((8-methyl-8-azabicyclo[3.2.1]octan-3-yl)thio)acetate
Catalogue No.:PA 18 1101004
Molecular Formula : C31H49NO6S2
Molecular Weight : 595.85
(3aS,4R,5S,6S,8R,9R,9aR)-5-Hydroxy-4,6,9,10-tetramethyl-1-oxo-6-vinyldecahydro-3a,9-propanocyclopenta[8]annulen-8-yl 2-(((3aR,4R,5R,7S,8S,9R,9aS,12R)-5-(2-hydroxyacetoxy)-4,7,9,12-tetramethyl-3-oxo-7-vinyldecahydro-4,9a-propanocyclopenta[8]annulen-8-yl)oxy)acetate
Catalogue No.:PA 18 1101005
Molecular Formula : C44H66O9
Molecular Weight : 739
8-Methyl-8-azabicyclo[3.2.1]octane-3-thiol
Catalogue No.:PA 18 1101006
Molecular Formula : C8H15NS
Molecular Weight : 157.28
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