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Pharmaceutical Reference Standards

Clarithromycin 

Picture of Clarithromycin 
CAT No: SZ-C040001
CAS No: 81103-11-9
Mol.F. : C38H69NO13
Mol.Wt. : 747.95
Inv. Status: In Stock
SZ-C040001
CAS No:81103-11-9
Mol.F.: C38H69NO13 
Mol.Wt.: 747.95
Inv. Status: In Stock

Clarithromycin EP Impurity A 

Picture of Clarithromycin EP Impurity A 
CAT No: SZ-C040002
CAS No: 124412-58-4
Mol.F. : C38H69NO14
Mol.Wt. : 763.95
Inv. Status: Custom Synthesis
SZ-C040002
CAS No:124412-58-4
Mol.F.: C38H69NO14
Mol.Wt.: 763.95
Inv. Status: Custom Synthesis

Clarithromycin EP Impurity B

Picture of Clarithromycin EP Impurity B
CAT No: SZ-C040003
CAS No: 299409-85-1
Mol.F. : C37H67NO13
Mol.Wt. : 733.93
Inv. Status: Custom Synthesis
SZ-C040003
CAS No:299409-85-1
Mol.F.: C37H67NO13
Mol.Wt.: 733.93
Inv. Status: Custom Synthesis

Clarithromycin EP Impurity C

Picture of Clarithromycin EP Impurity C
CAT No: SZ-C040004
CAS No: 127253-06-9
Mol.F. : C38H70N2O13
Mol.Wt. : 762.97
Inv. Status: In Stock
SZ-C040004
CAS No:127253-06-9
Mol.F.: C38H70N2O13 
Mol.Wt.: 762.97
Inv. Status: In Stock

Clarithromycin EP Impurity D

Picture of Clarithromycin EP Impurity D
CAT No: SZ-C040005
CAS No: 101666-68-6
Mol.F. : C37H67NO13
Mol.Wt. : 733.93
Inv. Status: In Stock
SZ-C040005
CAS No:101666-68-6
Mol.F.: C37H67NO13 
Mol.Wt.: 733.93
Inv. Status: In Stock

Clarithromycin EP Impurity E

Picture of Clarithromycin EP Impurity E
CAT No: SZ-C040006
CAS No: 81103-14-2
Mol.F. : C39H71NO13
Mol.Wt. : 761.98
Inv. Status: In Stock
SZ-C040006
CAS No:81103-14-2
Mol.F.: C39H71NO13 
Mol.Wt.: 761.98
Inv. Status: In Stock

Clarithromycin EP Impurity F

Picture of Clarithromycin EP Impurity F
CAT No: SZ-C040007
CAS No: 128940-83-0
Mol.F. : C39H71NO13
Mol.Wt. : 762
Inv. Status: In Stock
SZ-C040007
CAS No:128940-83-0
Mol.F.: C39H71NO13 
Mol.Wt.: 762
Inv. Status: In Stock

Clarithromycin EP Impurity G 

Picture of Clarithromycin EP Impurity G 
CAT No: SZ-C040008
CAS No: 127182-44-9
Mol.F. : C39H72N2O13
Mol.Wt. : 776.99
Inv. Status: In Stock
SZ-C040008
CAS No:127182-44-9
Mol.F.: C39H72N2O13
Mol.Wt.: 776.99
Inv. Status: In Stock

Clarithromycin EP Impurity H

Picture of Clarithromycin EP Impurity H
CAT No: SZ-C040009
CAS No: 127140-69-6
Mol.F. : C38H67NO14
Mol.Wt. : 761.9
Inv. Status: In Stock
SZ-C040009
CAS No:127140-69-6
Mol.F.: C38H67NO14 
Mol.Wt.: 761.9
Inv. Status: In Stock

Clarithromycin EP Impurity I 

Picture of Clarithromycin EP Impurity I 
CAT No: SZ-C040010
CAS No: 118058-74-5
Mol.F. : C30H55NO10
Mol.Wt. : 589.76
Inv. Status: In Stock
SZ-C040010
CAS No:118058-74-5
Mol.F.: C30H55NO10 
Mol.Wt.: 589.76
Inv. Status: In Stock

Clarithromycin EP Impurity J 

Picture of Clarithromycin EP Impurity J 
CAT No: SZ-C040011
CAS No: 13127-18-9
Mol.F. : C37H68N2O13
Mol.Wt. : 748.94
Inv. Status: In Stock
SZ-C040011
CAS No:13127-18-9
Mol.F.: C37H68N2O13 
Mol.Wt.: 748.94
Inv. Status: In Stock

Clarithromycin EP Impurity K 

Picture of Clarithromycin EP Impurity K 
CAT No: SZ-C040012
CAS No: 127157-35-1
Mol.F. : C30H51NO8
Mol.Wt. : 553.73
Inv. Status: In Stock
SZ-C040012
CAS No:127157-35-1
Mol.F.: C30H51NO8 
Mol.Wt.: 553.73
Inv. Status: In Stock

Clarithromycin EP Impurity L

Picture of Clarithromycin EP Impurity L
CAT No: SZ-C040013
CAS No: 127253-05-8
Mol.F. : C38H70N2O13
Mol.Wt. : 762.9
Inv. Status: In Stock
SZ-C040013
CAS No:127253-05-8
Mol.F.: C38H70N2O13
Mol.Wt.: 762.9
Inv. Status: In Stock

Clarithromycin EP Impurity M

Picture of Clarithromycin EP Impurity M
CAT No: SZ-C040014
CAS No: 127182-43-8
Mol.F. : C37H68N2O13
Mol.Wt. : 748.9
Inv. Status: In Stock
SZ-C040014
CAS No:127182-43-8
Mol.F.: C37H68N2O13
Mol.Wt.: 748.9
Inv. Status: In Stock

Clarithromycin EP Impurity N

Picture of Clarithromycin EP Impurity N
CAT No: SZ-C040015
CAS No: 144604-03-5
Mol.F. : C38H67NO12
Mol.Wt. : 729.94
Inv. Status: In Stock
SZ-C040015
CAS No:144604-03-5
Mol.F.: C38H67NO12 
Mol.Wt.: 729.94
Inv. Status: In Stock

Clarithromycin EP Impurity O

Picture of Clarithromycin EP Impurity O
CAT No: SZ-C040016
CAS No: 127252-80-6
Mol.F. : C39H72N2O13
Mol.Wt. : 777.01
Inv. Status: In Stock
SZ-C040016
CAS No:127252-80-6
Mol.F.: C39H72N2O13
Mol.Wt.: 777.01
Inv. Status: In Stock

Clarithromycin EP Impurity P

Picture of Clarithromycin EP Impurity P
CAT No: SZ-C040017
CAS No: 123967-58-8
Mol.F. : C39H71NO13
Mol.Wt. : 761.99
Inv. Status: Out of Stock, Custom Synthesis
SZ-C040017
CAS No:123967-58-8
Mol.F.: C39H71NO13
Mol.Wt.: 761.99
Inv. Status: Out of Stock, Custom Synthesis

Clarithromycin EP Impurity Q

Picture of Clarithromycin EP Impurity Q
CAT No: SZ-C040018
CAS No: 118074-07-0
Mol.F. : C38H69NO14
Mol.Wt. : 763.95
Inv. Status: In Stock
SZ-C040018
CAS No:118074-07-0
Mol.F.: C38H69NO14 
Mol.Wt.: 763.95
Inv. Status: In Stock

Clarithromycin EP Impurity R

Picture of Clarithromycin EP Impurity R
CAT No: SZ-C040019
CAS No: 992-62-1
Mol.F. : C36H65NO13
Mol.Wt. : 719.9
Inv. Status: In Stock
SZ-C040019
CAS No:992-62-1
Mol.F.: C36H65NO13 
Mol.Wt.: 719.9
Inv. Status: In Stock

Clarithromycin Impurity 1

Picture of Clarithromycin Impurity 1
CAT No: SZ-C040020
CAS No: 2376120-29-3
Mol.F. : C22H40O8
Mol.Wt. : 432.6
Inv. Status: Custom Synthesis
SZ-C040020
CAS No:2376120-29-3
Mol.F.: C22H40O8
Mol.Wt.: 432.6
Inv. Status: Custom Synthesis

Clarithromycin Impurity 2

Picture of Clarithromycin Impurity 2
CAT No: SZ-C040022
CAS No: 1054651-74-9
Mol.F. : C37H67NO13
Mol.Wt. : 733.9
Inv. Status: Custom Synthesis
SZ-C040022
CAS No:1054651-74-9
Mol.F.: C37H67NO13
Mol.Wt.: 733.9
Inv. Status: Custom Synthesis

Clarithromycin Impurity 3

Picture of Clarithromycin Impurity 3
CAT No: SZ-C040023
CAS No: NA
Mol.F. : C38H67NO14
Mol.Wt. : 761.9
Inv. Status: Custom Synthesis
SZ-C040023
CAS No:NA
Mol.F.: C38H67NO14
Mol.Wt.: 761.9
Inv. Status: Custom Synthesis

Clarithromycin Impurity 4

Picture of Clarithromycin Impurity 4
CAT No: SZ-C040024
CAS No: NA
Mol.F. : C38H69NO12
Mol.Wt. : 732
Inv. Status: Custom Synthesis
SZ-C040024
CAS No:NA
Mol.F.: C38H69NO12
Mol.Wt.: 732
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso-N-Desmethyl-Clarithromycin

Picture of N-Nitroso-N-Desmethyl-Clarithromycin
CAT No: SZ-C040021
CAS No: NA
Mol.F. : C37H66N2O14
Mol.Wt. : 762.9
Inv. Status: Custom Synthesis
SZ-C040021
CAS No:NA
Mol.F.: C37H66N2O14
Mol.Wt.: 762.9
Inv. Status: Custom Synthesis

Stable Isotopes and Metabolites

Clarithromycin 13C,D3

Picture of Clarithromycin 13C,D3
CAT No: SZ-C040D01
CAS No: NA
Mol.F. : C3713CH66D3NO13
Mol.Wt. : 752
Inv. Status: Custom Synthesis
SZ-C040D01
CAS No:NA
Mol.F.: C3713CH66D3NO13
Mol.Wt.: 752
Inv. Status: Custom Synthesis