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Type:Impurity Reference Standard
API NAME:Erythromycin
Total Products: 42
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Erythromycin Oxime
CAT No: CL-ERT-01 CAS No: 111321-02-9 Mol Wt: 748.94 Mol F: C37H68N2O13 Inv Status: In Stock
Chemical Name: (3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2- yl)oxy)-14-ethyl-7,12,13-trihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)- 10-(hydroxyimino)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one
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Erythromycin A Imino ether
CAT No: CL-ERT-02 CAS No: 99290-97-8 Mol Wt: 730.9 Mol F: C37H66N2O12 Inv Status: In Stock
Chemical Name: (3R,4R,5S,6R,9R,10S,11S,12R,13R,15R,Z)-12-(((2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-6-ethyl-4,5-dihydroxy-10-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,9,11,13,15-hexamethyl-7,16-dioxa-2-azabicyclo[11.2.1]hexadec-1-en-8-one
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Erythromycin EP Impurity E
CAT No: CL-ERT-03 CAS No: 33396-29-1 Mol Wt: 715.9 Mol F: C37H65NO12 Inv Status: Custom Synthesis
Chemical Name: (2R,3R,4S,5R,8R,9S,10S,11R,12R)-9-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-5-ethyl-3,4-dihydroxy-2,4,8,10,12,14-hexamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]-6,15-dioxabicyclo[10.2.1]pentadec-1(14)-en-7-one
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Erythromycin EP Impurity F
CAT No: CL-ERT-04 CAS No: 105882-69-7 Mol Wt: 715.9 Mol F: C37H65NO12 Inv Status: Custom Synthesis
Chemical Name: (15R,2R,3R,6R,7S,8S,9R)-7-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-3-[(2R,3R)-2,3-dihydroxypentan-2-yl]-13,15,2,6,8-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]-14,15-dihydro-4-oxa-1(2,5)-furanacyclononaphan-5-one
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Erythromycin EP Impurity D
CAT No: CL-ERT-05 CAS No: 23893-13-2 Mol Wt: 715.9 Mol F: C37H65NO12 Inv Status: Custom Synthesis
Chemical Name: (1S,2R,3R,4S,5R,8R,9S,10S,11R,12R,14R)-9-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-5-ethyl-3-hydroxy-2,4,8,10,12,14-hexamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]-6,15,16-trioxatricyclo[10.2.1.11,4]hexadecan-7-one
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Erythromycin B
CAT No: CL-ERT-06 CAS No: 527-75-3 Mol Wt: 717.9 Mol F: C37H67NO12 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-6-{[(2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy}-14-ethyl-7,12-dihydroxy-4-{[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl]oxy}-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
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Erythromycin EP Impurity H
CAT No: CL-ERT-07 CAS No: 992-65-4 Mol Wt: 749.9 Mol F: C37H67NO14 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione N-oxide
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Erythromycin EP Impurity L
CAT No: CL-ERT-08 CAS No: 127955-44-6 Mol Wt: 747.9 Mol F: C37H65NO14 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(formylmethylamino)-?-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
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Erythromycin Ethylsuccinate EP Impurity G
CAT No: CL-ERT-09 CAS No: NA Mol Wt: 848 Mol F: C42H73NO16 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-[(4-ethoxy-4-oxobutanoyl)methylamino]-?-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
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Erythromycin
CAT No: CL-ERT-10 CAS No: 114-07-8 Mol Wt: 733.9 Mol F: C37H67NO13 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]-1-oxacyclotetradecane-2,10-dione
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Erythromycin EP Impurity A
CAT No: CL-ERT-11 CAS No: 82230-93-1 Mol Wt: 749.9 Mol F: C37H67NO14 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3-(hydroxymethyl)-5,7,9,11,13-pentamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
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Erythromycin EP Impurity C
CAT No: CL-ERT-12 CAS No: 41451-91-6 Mol Wt: 747.9 Mol F: C37H65NO14 Inv Status: Custom Synthesis
Chemical Name: (2S,4aR,4?R,5?S,6?S,7R,8S,9R,10R,12R,14R,15R,16S,16aS)-7-ethyl-5?,8,9,14-tetrahydroxy-4?-methoxy-4?,6?,8,10,12,14,16-heptamethyl-15-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]hexadecahydrospiro[5H,11H-1,3-dioxino[5,4-c]oxacyclotetradecin-2,2?-pyrane]-5,11-dione
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Erythromycin EP Impurity I
CAT No: CL-ERT-13 CAS No: NA Mol Wt: 539.7 Mol F: C29H49NO8 Inv Status: Custom Synthesis
Chemical Name: (1S,4S,5R,8R,9S,10S,11R,12R,14R)-5-ethyl-9-hydroxy-2,4,8,10,12,14-hexamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]-6,15,16-trioxatricyclo[10.2.1.11,4]hexadec-2-en-7-one
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Erythromycin EP Impurity N
CAT No: CL-ERT-14 CAS No: NA Mol Wt: 402.5 Mol F: C21H38O7 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-14-ethyl-4,6,7,12-tetrahydroxy-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
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Erythromycin EP Impurity K
CAT No: CL-ERT-15 CAS No: 33442-56-7 Mol Wt: 703.9 Mol F: C36H65NO12 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-4-[(2,6-dideoxy-3-C-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12-dihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
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Erythromycin EP Impurity B
CAT No: CL-ERT-16 CAS No: 992-62-1 Mol Wt: 719.9 Mol F: C36H65NO13 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(methylamino)-?-D-xylo-hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
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Erythromycin D3
CAT No: CL-ERT-17 CAS No: 959119-26-7 Mol Wt: 737 Mol F: C37H64D3NO13 Inv Status: Custom Synthesis
Chemical Name: (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)-6-(((2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methyl(methyl-d3)amino)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
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Erythromycin D6
CAT No: CL-ERT-18 CAS No: 959119-25-6 Mol Wt: 740 Mol F: C37H61D6NO13 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-6-(((2S,3R,4S,6R)-4-(Bis(methyl-d3)amino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-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-hexamethyloxacyclotetradecane-2,10-dione
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N-Demethyl Erythromycin A D3
CAT No: CL-ERT-19 CAS No: NA Mol Wt: 722.9 Mol F: C36H62D3NO13 Inv Status: Custom Synthesis
Chemical Name: (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)-6-(((2S,3R,4S,6R)-3-hydroxy-6-methyl-4-((methyl-d3)amino)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
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Erythromycin EP Impurity M
CAT No: CL-ERT-20 CAS No: 616234-56-1 Mol Wt: 733.9 Mol F: C37H67NO13 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,12-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3-(hydroxymethyl)-5,7,9,11,13-pentamethyloxacyclotetradecane-2,10-dione
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Erythromycin Ethyl Succinate-D6
CAT No: CL-ERT-21 CAS No: NA Mol Wt: 868.1 Mol F: C43H69D6NO16 Inv Status: Custom Synthesis
Chemical Name: 2'-(Ethyl Succinate)erythromycin-D6
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Erythromycin Ethyl Succinate
CAT No: CL-ERT-22 CAS No: 1264-62-6 Mol Wt: 862.1 Mol F: C43H75NO16 Inv Status: Custom Synthesis
Chemical Name: 2'-(Ethyl Succinate)erythromycin
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Erythromycin Phosphate
CAT No: CL-ERT-23 CAS No: 4501-00-2 Mol Wt: 733.9 : 98.0 Mol F: C37H67NO13 : H3O4P Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl]oxy]-1-oxacyclotetradecane-2,10-dione phosphate
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Erythromycin Impurity 1
CAT No: CL-ERT-24 CAS No: 119665-62-2 Mol Wt: 993.5 Mol F: C49H96N2O14Si2 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11S,12R,13S,14R)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-6-methyl-3-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-10-(((2-ethoxypropan-2-yl)oxy)imino)-14-ethyl-12,13-dihydroxy-7-methoxy-4-(((2R,4R,5S,6S)-4-methoxy-4,6-dimethyl-5-((trimethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one
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Erythromycin lactobioate A
CAT No: CL-ERT-25 CAS No: 3847-29-8 Mol Wt: 733.9 : 358.3 Mol F: C37H67NO13 : C12H22O12 Inv Status: Custom Synthesis
Chemical Name: (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)-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-hexamethyloxacyclotetradecane-2,10-dione (2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-(((2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoate
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Erythromycin lactobioate B
CAT No: CL-ERT-26 CAS No: NA Mol Wt: 717.9 : 358.3 Mol F: C37H67NO12 : C12H22O12 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12S,13R,14R)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,12-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione (2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-(((2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoate
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Erythromycin C
CAT No: CL-ERT-27 CAS No: 1675-02-1 Mol Wt: 719.9 Mol F: C36H65NO13 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-(((2R,4R,5S,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-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
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Erythromycin Impurity 3
CAT No: CL-ERT-28 CAS No: NA Mol Wt: 763 Mol F: C39H74N2O12 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11S,12R,13S,14R)-10-(Dimethylamino)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-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-hexamethyloxacyclotetradecan-2-one
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Erythromycin Ethyl Fumarate
CAT No: CL-ERT-29 CAS No: 122293-08-7 Mol Wt: 860 Mol F: C43H73NO16 Inv Status: Custom Synthesis
Chemical Name: (2S,3R,4S,6R)-4-(Dimethylamino)-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)-6-methyltetrahydro-2H-pyran-3-yl ethyl fumarate
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Erythromycin Phthalyl Ester
CAT No: CL-ERT-30 CAS No: 121057-86-1 Mol Wt: 882.1 Mol F: C45H71NO16 Inv Status: Custom Synthesis
Chemical Name: 2-((((2S,3R,4S,6R)-4-(dimethylamino)-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)-6-methyltetrahydro-2H-pyran-3-yl)oxy)carbonyl)benzoic acid
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Erythromycin N-Oxide Impurity
CAT No: CL-ERT-31 CAS No: NA Mol Wt: 763.9 Mol F: C37H65NO15 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,6R)-2-(((4R,4a'S,5S,6S,7'R,8'S,9'R,10'R,12'R,14'R,15'R,16'S,16a'S)-7'-ethyl-5,8',9',14'-tetrahydroxy-4-methoxy-4,6,8',10',12',14',16'-heptamethyl-5',11'-dioxohexadecahydro-4'H,5'H-spiro[pyran-2,2'-[1,3]dioxino[5,4-c][1]oxacyclotetradecin]-15'-yl)oxy)-3-hydroxy-N,N,6-trimethyltetrahydro-2H-pyran-4-amine oxide
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Erythromycin Phthalate Impurity
CAT No: CL-ERT-32 CAS No: NA Mol Wt: 882.1 Mol F: C45H71NO16 Inv Status: Custom Synthesis
Chemical Name: 2-((((2S,3S,4R,6R)-6-(((3R,4S,5S,7R,9R,11R,12R,13S,14R)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-2,10-dioxooxacyclotetradecan-4-yl)oxy)-4-methoxy-2,4-dimethyltetrahydro-2H-pyran-3-yl)oxy)carbonyl)benzoic acid
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Erythromycin Estolate
CAT No: CL-ERT-33 CAS No: 3521-62-8 Mol Wt: 790.0 : 266.4 Mol F: C40H71NO14 : C12H26O4S Inv Status: Custom Synthesis
Chemical Name: (2S,3R,4S,6R)-4-(Dimethylamino)-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)-6-methyltetrahydro-2H-pyran-3-yl propionate dodecyl sulfate
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Erythromycin 13C,D3
CAT No: CL-ERT-34 CAS No: 2378755-50-9 Mol Wt: 737.9 Mol F: C3613CH64D3NO13 Inv Status: Custom Synthesis
Chemical Name: (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)-6-(((2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methyl(methyl-13C-d3)amino)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
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Erythromycin B Oxime
CAT No: CL-ERT-35 CAS No: 53274-43-4 Mol Wt: 733 Mol F: C37H68N2O12 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11S,12R,13R,14R)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,12-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-10-(hydroxyimino)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one
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N,N-Didemethyl Erythromycin
CAT No: CL-ERT-36 CAS No: 37152-22-0 Mol Wt: 705.9 Mol F: C35H63NO13 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-6-(((2S,3R,4S,6R)-4-Amino-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-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-hexamethyloxacyclotetradecane-2,10-dione
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13-Desethyl, 13-Propyl-Erythromycin A
CAT No: CL-ERT-37 CAS No: 288584-78-1 Mol Wt: 748 Mol F: C38H69NO13 Inv Status: Custom Synthesis
Chemical Name: (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
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13-Deethyl-13-methylerythromycin
CAT No: CL-ERT-38 CAS No: 229318-98-3 Mol Wt: 719.9 Mol F: C36H65NO13 Inv Status: Custom Synthesis
Chemical Name: (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)-3,5,7,9,11,13,14-heptamethyloxacyclotetradecane-2,10-dione
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11-Dehydroxy Erythromycin A
CAT No: CL-ERT-39 CAS No: 40554-78-7 Mol Wt: 715.9 Mol F: C37H65NO12 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,13S,14R,Z)-6-(((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,13-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradec-11-ene-2,10-dione
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Erythromycin Impurity 2
CAT No: CL-ERT-40 CAS No: 200802-92-2 Mol Wt: 748 Mol F: C38H69NO13 Inv Status: Custom Synthesis
Chemical Name: (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-(((2R,4R,5S,6S)-4,5-dimethoxy-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-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione
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Erythromycin EP Impurity D N-Oxide
CAT No: CL-ERT-41 CAS No: NA Mol Wt: 731.9 Mol F: C37H65NO13 Inv Status: Custom Synthesis
Chemical Name: (2S,3R,4S,6R)-2-(((1S,2R,3R,4S,5R,8R,9S,10S,11R,12R,14R)-5-ethyl-3-hydroxy-9-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-2,4,8,10,12,14-hexamethyl-7-oxo-6,15,16-trioxatricyclo[10.2.1.11,4]hexadecan-11-yl)oxy)-3-hydroxy-N,N,6-trimethyltetrahydro-2H-pyran-4-amine oxide
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Erythromycin EP Impurity J
CAT No: CL-ERT-42 CAS No: 105900-46-7 Mol Wt: 733.9 Mol F: C37H67NO13 Inv Status: Custom Synthesis
Chemical Name: (1RS,2R,3R,6R,7S,8S,9R,10R,12R)-7-[(2,6-dideoxy-3-[(2R,3R)-2,3-dihydroxypentan-2-yl]-1-hydroxy-2,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-b-D-xylo-hexopyranosyl]oxy]-4,13-dioxabicyclo[8.2.1]tridecan-5-one

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