Erythromycin > Impurities > 14

Structure Compound Pricing
Pseudoerythromycin A Hemiketal
CS-T-85218 > Impurities

Molecular Formula : C37H67NO13   Molecular Weight: 733.93   CAS Number: 105900-46-7
Synonyms : (1S,2R,3R,6R,7S,8S,9R,10R,12R)-7-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-3-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-1-hydroxy-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)--D-xylo-hexopyranosyl]oxy]-4,13-dioxabicyclo[8????
Parent API : Erythromycin
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Erythromycin EP Impurity A
CS-O-16844 > Impurities

Molecular Formula : C37H67NO14   Molecular Weight: 749.94   CAS Number: 82230-93-1
Synonyms : Erythromycin, 16-hydroxy; Erythromycin F;
Parent API : Erythromycin
USD 372.00 / 1mg
USD 1,254.00 / 5mg
USD 1,881.00 / 10mg
Erythromycin Ethylsuccinate EP Impurity K
CS-O-16518 > Impurities

Molecular Formula : C36H65NO12   Molecular Weight: 703.9   CAS Number: 33442-56-7
Synonyms : (3R,4S,5S,6R,9R,11R,12S,13R,14R)-4-(((2R,4R,5R,6S)-4,5-dihydroxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,12-dihydroxy-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
Parent API : Erythromycin
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Anhydro Erythromycin A (Erythromycin Impurity D)
CS-O-10091 > Impurities

Molecular Formula : C37H65NO12   Molecular Weight: 715.91   CAS Number: 23893-13-2
Synonyms : 9-Deoxo-6,12-dideoxy-6,9:9,12-diepoxy-erythromcin; 6,9,12-Anhydroerythromcin A; Anhydroerythromcin; BRL 46355ER; EM 202; Erythromcin Anhydride, Impurity D;'(2R,3R,5S,8R,9S,10S,11R)-11-{[(2S,3R,4S,6R)-4- (dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy}-5- ethyl-3-hydroxy-9-{[(2R,4R,5S,6S)-5-hydroxy-4- methoxy-4,6-dimethyloxan-2-yl]oxy}-2,4,8,10,12,14- hexamethyl-6,15,16- trioxatrcclo[10.2.1.1,4]hexadcan-7
Parent API : Erythromycin
USD 1,368.00 / 10mg
USD 2,052.00 / 25mg
USD 3,078.00 / 50mg
9-Oxime 3''-O-Demethyl-erythromycin
CS-T-59988 > Impurities

Molecular Formula : C36H66N2O13   Molecular Weight: 734.91   CAS Number: 226086-79-9
Synonyms : (3R,4S,5S,6R,7R,9R,10E,11S,12R,13S,14R)-4- {[(2R,4R,5S,6S)-4,5-dihydroxy-4,6-dimethyloxan-2- yl]oxy}-6-{[(2S,3R,4S,6R)-4-(dimethylamino)-3- hydroxy-6-methyloxan-2-yl]oxy}-14-ethyl-7,12,13- trihydroxy-10-(hydroxyimino)-3,5,7,9,11,13- hexamethyl-1-oxacyclot
Parent API : Erythromycin
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Erythromycin impurity F
CS-T-60670 > Impurities

Molecular Formula : C37H65NO12   Molecular Weight: 715.91   CAS Number: 105882-69-7
Synonyms : Erythromycin impurity F ;(10S)-3-(2,3-dihydroxypentan-2-yl)-9-{[4- (dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy}-7- [(5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl)oxy]- 2,6,8,10,12-pentamethyl-4,13- dioxabicyclo[8.2.1]tridec-1(12)-en-5-one; 105822-69-7, Pseudo Erythromycin A Enol Ether
Parent API : Erythromycin
USD 1,368.00 / 10mg
USD 2,052.00 / 25mg
USD 3,078.00 / 50mg
Erythromycin EP Impurity E
CS-T-54164 > Impurities

Molecular Formula : C37H65NO12   Molecular Weight: 715.92   CAS Number: 33396-29-1
Synonyms : 11-(4-Dimethylamino-3-hydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-5-ethyl-3,4-dihydroxy-9-(5-hydroxy-4-methoxy-4,6-dimethyl-tetrahydro-pyran-2-yloxy)-2,4,8,10,12,14-hexamethyl-6,15-dioxa-bicyclo[10.2.1]pentadec-1(14)-en-7-one; Erythromycin A Enol Ether
Parent API : Erythromycin
USD 684.00 / 10mg
USD 1,026.00 / 25mg
USD 1,539.00 / 50mg
Erythromycin C
CS-T-54165 > Impurities

Molecular Formula : C36H65NO13   Molecular Weight: 719.9   CAS Number: 1675-02-1
Synonyms : (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(4,5- dihydroxy-4,6-dimethyloxan-2-yl)oxy]-6-{[4- (dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy}- 14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13- hexamethyl-1-oxacyclotetradecane-2,10-dione
Parent API : Erythromycin
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Roxithromycin EP impurity G
CS-T-54169 > Impurities

Molecular Formula : C42H78N2O16   Molecular Weight: 867.07   CAS Number: 425365-64-6
Synonyms : (3R,4S,5S,6R,9R,10E,11S,12R,13S,14R)-6- {[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6- methyloxan-2-yl]oxy}-14-ethyl-7,12,13-trihydroxy-4- {[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6- dimethyloxan-2-yl]oxy}-3,5,7,9,11,13-hexamethyl-10- (2,4,6,9-tetraoxa-1-aza
Parent API : Erythromycin
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Erythromycin Impurity G
CS-CM-00085 > Impurities

Molecular Formula : C37H67NO14   Molecular Weight: 749.92   CAS Number: 992-65-4
Synonyms : (2S,3R,4S,6R)-2-(((3R,4S,5S,6R,7R,9R,11R,12R,13R,14R)-14-ethyl-7,12,13-trihydroxy-4-(((2S,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-6-yl)oxy)-3-hydroxy-N,N,6-trimethyltetrahydro-2H-pyran-4-amine oxide, Erythromycin A N-oxide
Parent API : Erythromycin
USD 684.00 / 10mg
USD 1,026.00 / 25mg
USD 1,539.00 / 50mg
Erythromycin Impurity E
CS-P-07834 > Impurities

Molecular Weight: 715.92   CAS Number: 857839-61-3
Synonyms : (10S)-3-(2,3-dihydroxypentan-2-yl)-9-((4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-7-((5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-2,6,8,10,12-pentamethyl-4,13-dioxabicyclo[8.2.1]tridec-1(12)-en-5-one
Parent API : Erythromycin
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N-Demethyl-N-Propanoyl Erythromycin
CS-P-07835 > Impurities

Molecular Formula : C39H69NO14   Molecular Weight: 775.97   CAS Number: 147702-49-6
Synonyms : N-(2-((14-ethyl-7,12,13-trihydroxy-4-((5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-6-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)-N-methylpropionamide
Parent API : Erythromycin
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Erythromycin Impurity L
CS-P-08065 > Impurities

Molecular Formula : C37H65NO14   Molecular Weight: 747.91   CAS Number: 127955-44-6
Synonyms : N-Formyl Erythromycin A; N-Demethyl-N-formylerythromycin; Oxacyclotetradecane, Erythromycin Derivative; N-((2S,3R,4S,6R)-2-(((3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-7,12,13-Trihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-6-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)-N-methylformamide; Erythromycin Ethylsuccinate EP Impurity L
Parent API : Erythromycin
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13-desethyl, 13-propyl-Erythromycin A
CS-O-32950 > Impurities

Molecular Formula : C38H69NO13   Molecular Weight: 747.95   CAS Number: 288584-78-1
Synonyms : (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-7,12,13-trihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyl-14-propyloxacyclotetradecane-2,10-dione; 13-Deethyl-13-propylerythromycin; 15-Methylerythromycin A; 13-desethyl, 13-propyl Erythromycin A
Parent API : Erythromycin
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