clindamycin and its Impurities
Clindamycin is an antibiotic used for the treatment of a number of bacterial infections, including bone or joint infections, pelvic inflammatory disease, strep throat, pneumonia, middle ear infections, and endocarditis.. Reference standards of Clindamycin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below


(2S,4R)-N-((1S,2R)-2-Chloro-1-((2R,3S,4S,5R,6R)-6-(methylthio)-3,4,5-tris((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)propyl)-1-methyl-4-propylpyrrolidine-2-carboxamide
(2S,4R)-N-((1S,2R)-2-Chloro-1-((2R,3S,4S,5R,6R)-6-(methylthio)-3,4,5-tris((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)propyl)-1-methyl-4-propylpyrrolidine-2-carboxamide
Catalogue No.:PAI 03 017225
CAS :
NA
Molecular Formula : C27H57ClN2O5SSi3
Molecular Weight : 641.53


tert-Butyl (2S,4R)-4-ethyl-2-(((1R,2R)-2-hydroxy-1-((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(methylthio)tetrahydro-2H-pyran-2-yl)propyl)carbamoyl)pyrrolidine-1-carboxylate
tert-Butyl (2S,4R)-4-ethyl-2-(((1R,2R)-2-hydroxy-1-((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(methylthio)tetrahydro-2H-pyran-2-yl)propyl)carbamoyl)pyrrolidine-1-carboxylate
Catalogue No.:PAI 03 017226
CAS :
NA
Molecular Formula : C21H38N2O8S
Molecular Weight : 478.6


(1S,2R)-1-((2R,3S,4S,5S,6R)-6-(Methylthio)-3,4,5-tris((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)-2-((trimethylsilyl)oxy)propan-1-amine
(1S,2R)-1-((2R,3S,4S,5S,6R)-6-(Methylthio)-3,4,5-tris((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)-2-((trimethylsilyl)oxy)propan-1-amine
Catalogue No.:PAI 03 017227
CAS :
NA
Molecular Formula : C21H51NO5SSi4
Molecular Weight : 542.04


tert-Butyl 4-ethyl-2-(((1S,2R)-1-((2R,3S,4S,5S,6R)-6-(methylthio)-3,4,5-tris((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)-2-((trimethylsilyl)oxy)propyl)carbamoyl)pyrrolidine-1-carboxylate
tert-Butyl 4-ethyl-2-(((1S,2R)-1-((2R,3S,4S,5S,6R)-6-(methylthio)-3,4,5-tris((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)-2-((trimethylsilyl)oxy)propyl)carbamoyl)pyrrolidine-1-carboxylate
Catalogue No.:PAI 03 017228
CAS :
NA
Molecular Formula : C33H70N2O8SSi4
Molecular Weight : 767.33


(2R,3R,4S,5R,6R)-6-((1S,2S)-2-Chloro-1-((S)-1-methyl-4-propylidenepyrrolidine-2-carboxamido)propyl)-4,5-dihydroxy-2-(methylthio)tetrahydro-2H-pyran-3-yl Palmitate
(2R,3R,4S,5R,6R)-6-((1S,2S)-2-Chloro-1-((S)-1-methyl-4-propylidenepyrrolidine-2-carboxamido)propyl)-4,5-dihydroxy-2-(methylthio)tetrahydro-2H-pyran-3-yl Palmitate
Catalogue No.:PA 03 0951025
CAS :
NA
Molecular Formula : C34H61ClN2O6S
Molecular Weight : 661.38


(2R,3R,4S,5R,6R)-6-((1S,2S)-2-Chloro-1-((2R,4R)-1-methyl-4-propylpyrrolidine-2-carboxamido)propyl)-4,5-dihydroxy-2-(methylthio)tetrahydro-2H-pyran-3-yl palmitate
(2R,3R,4S,5R,6R)-6-((1S,2S)-2-Chloro-1-((2R,4R)-1-methyl-4-propylpyrrolidine-2-carboxamido)propyl)-4,5-dihydroxy-2-(methylthio)tetrahydro-2H-pyran-3-yl palmitate
Catalogue No.:PA 03 0951026
CAS :
NA
Molecular Formula : C34H63ClN2O6S
Molecular Weight : 663.4