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All Reference Standards & Products
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Explore our complete catalog of certified pharmaceutical reference standards, research chemicals, and impurities.
Azithromycin-13C-d3
Cat. No:CL-A040D02
CAS No:NA
Mol. F:C3713CH69D3N2O12
Mol. Wt:753
Inv. Status:In Stock
Azithromycin-d3
Cat. No:CL-A040D01
CAS No:163921-65-1
Mol. F:C38H69D3N2O12
Mol. Wt:752
Inv. Status:In Stock
N-Nitroso Tulathromycin Impurity E
Cat. No:CL-A040046
CAS No:NA
Mol. F:C40H76N4O13
Mol. Wt:821.1
Inv. Status:In Stock
N-Nitroso N-Desmethyl Azithromycin Possibility 2
Cat. No:CL-A040043
CAS No:NA
Mol. F:C36H67N3O13
Mol. Wt:749.9
Inv. Status:In Stock
N-Nitroso Azithromycin EP Impurity I
Cat. No:CL-A040031
CAS No:NA
Mol. F:C37H69N3O13
Mol. Wt:764
Inv. Status:In Stock
N-Nitroso Azithromycin EP Impurity A
Cat. No:CL-A040028
CAS No:NA
Mol. F:C37H69N3O13
Mol. Wt:764
Inv. Status:In Stock
N-Nitroso Azithromycin EP Impurity M
Cat. No:CL-A040034
CAS No:NA
Mol. F:C37H67N3O14
Mol. Wt:778
Inv. Status:In Stock
3-Hydroxy Azithromycinoic Acid
Cat. No:CL-A040036
CAS No:2365312-76-9
Mol. F:C30H60N2O10
Mol. Wt:608.8
Inv. Status:In Stock
Azaerythromycin 3'-N-oxide
Cat. No:CL-A040042
CAS No:NA
Mol. F:C37H70N2O13
Mol. Wt:751
Inv. Status:In Stock
Azithromycin Impurity 8
Cat. No:CL-A040039
CAS No:2365312-75-8
Mol. F:C38H74N2O13
Mol. Wt:767
Inv. Status:In Stock
Azithromycin EP Impurity H
Cat. No:CL-A040009
CAS No:612069-30-4
Mol. F:C45H77N3O15S
Mol. Wt:932.2
Inv. Status:In Stock
Azithromycin EP Impurity I
Cat. No:CL-A040010
CAS No:172617-84-4
Mol. F:C37H70N2O12
Mol. Wt:735
Inv. Status:In Stock
Azithromycin Aglycone
Cat. No:CL-A040029
CAS No:117693-42-2
Mol. F:C22H43NO7
Mol. Wt:433.6
Inv. Status:In Stock
3-Hydroxy Azithromycinoic Acid Sodium Salt
Cat. No:CL-A040019
CAS No:NA
Mol. F:C30H59N2O10 : Na
Mol. Wt:607.81
Inv. Status:In Stock
N-Desmethyl Azithromycin Impurity
Cat. No:CL-A040040
CAS No:620169-48-4
Mol. F:C36H68N2O12
Mol. Wt:720.9
Inv. Status:In Stock
Azithromycin Impurity 3 Sodium Salt
Cat. No:CL-A040022
CAS No:NA
Mol. F:C38H73N2O13 : Na
Mol. Wt:766.01
Inv. Status:In Stock
Azithromycin EP Impurity N
Cat. No:CL-A040015
CAS No:612069-25-7
Mol. F:C36H65NO13
Mol. Wt:719.9
Inv. Status:In Stock
Azithromycin EP Impurity M
Cat. No:CL-A040014
CAS No:765927-71-7
Mol. F:C37H68N2O13
Mol. Wt:749
Inv. Status:In Stock
Azithromycin Impurity 6
Cat. No:CL-A040026
CAS No:NA
Mol. F:C38H71BN2O13
Mol. Wt:774.8
Inv. Status:In Stock
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3’-N-Demethyl-3’-N- (phenylsulfonyl) azithromycin
Cat. No:CL-A040024
CAS No:NA
Mol. F:C43H74N2O14S
Mol. Wt:875.1
Inv. Status:In Stock
N-Desmethyl Azithromycin EP Impurity B
Cat. No:CL-A040037
CAS No:857078-26-3
Mol. F:C37H70N2O11
Mol. Wt:719
Inv. Status:In Stock
Azithromycin Impurity P-Inhouse
Cat. No:CL-A040025
CAS No:92594-45-1
Mol. F:C39H74N2O12
Mol. Wt:763
Inv. Status:In Stock
Azithromycin EP Impurity E
Cat. No:CL-A040006
CAS No:612069-27-9
Mol. F:C36H68N2O12
Mol. Wt:720.9
Inv. Status:In Stock
Azithromycin Impurity Q
Cat. No:CL-A040017
CAS No:NA
Mol. F:C37H66N2O12
Mol. Wt:730.9
Inv. Status:In Stock
Azithromycin Impurity 11
Cat. No:CL-A040045
CAS No:905845-82-1
Mol. F:C37H70N2O13
Mol. Wt:751
Inv. Status:In Stock
Azithromycin EP Impurity G
Cat. No:CL-A040008
CAS No:612069-31-5
Mol. F:C44H76N2O14S
Mol. Wt:889.1
Inv. Status:In Stock
Azithromycin EP Impurity B
Cat. No:CL-A040003
CAS No:307974-61-4
Mol. F:C38H72N2O11
Mol. Wt:733
Inv. Status:In Stock
Azithromycin EP Impurity F
Cat. No:CL-A040007
CAS No:612069-28-0
Mol. F:C38H70N2O13
Mol. Wt:763
Inv. Status:In Stock
Azithromycin EP Impurity Q
Cat. No:CL-A040020
CAS No:2095879-65-3
Mol. F:C44H75N3O15S
Mol. Wt:918.1
Inv. Status:In Stock
Azithromycin Impurity 10
Cat. No:CL-A040044
CAS No:200420-00-4
Mol. F:C37H70N2O12
Mol. Wt:735
Inv. Status:In Stock
Azithromycin EP Impurity K
Cat. No:CL-A040012
CAS No:612534-95-9
Mol. F:C38H70N2O13
Mol. Wt:763
Inv. Status:In Stock
Azithromycin EP Impurity C
Cat. No:CL-A040004
CAS No:620169-47-3
Mol. F:C37H70N2O12
Mol. Wt:735
Inv. Status:In Stock
Azithromycin EP Impurity J
Cat. No:CL-A040011
CAS No:117693-41-1
Mol. F:C30H58N2O9
Mol. Wt:590.8
Inv. Status:In Stock
Azithromycin Dihydrate
Cat. No:CL-A040000
CAS No:117772-70-0
Mol. F:C38H72N2O12 : 2H2O
Mol. Wt:749
Inv. Status:In Stock
Azithromycin EP Impurity D
Cat. No:CL-A040005
CAS No:612069-26-8
Mol. F:C38H72N2O13
Mol. Wt:765
Inv. Status:In Stock
9a-Aza-9a-Homo Erythromycin A
Cat. No:CL-A040038
CAS No:76820-32-1
Mol. F:C37H68N2O13
Mol. Wt:749
Inv. Status:In Stock
Azithromycin EP Impurity L
Cat. No:CL-A040013
CAS No:90503-06-3
Mol. F:C38H72N2O13
Mol. Wt:765
Inv. Status:In Stock
Azithromycin Impurity Zy
Cat. No:CL-A040027
CAS No:NA
Mol. F:C41H78N2O13
Mol. Wt:807.1
Inv. Status:In Stock
Azithromycin Impurity R
Cat. No:CL-A040018
CAS No:161193-44-8
Mol. F:C37H66N2O12
Mol. Wt:730.9
Inv. Status:In Stock
Azithromycin EP Impurity A
Cat. No:CL-A040002
CAS No:76801-85-9
Mol. F:C37H70N2O12
Mol. Wt:735
Inv. Status:In Stock
Azithromycin EP Impurity O
Cat. No:CL-A040016
CAS No:763924-54-5
Mol. F:C39H74N2O12
Mol. Wt:763
Inv. Status:In Stock
Azithromycin Impurity 9
Cat. No:CL-A040041
CAS No:NA
Mol. F:C36H64N2O12
Mol. Wt:716.9
Inv. Status:In Stock
Azithromycin Impurity 7
Cat. No:CL-A040030
CAS No:1914946-68-1
Mol. F:C30H57NO10
Mol. Wt:591.8
Inv. Status:In Stock
Azaerythromycin A 11,12-hydrogen borate
Cat. No:CL-A040023
CAS No:194809-66-0
Mol. F:C37H69BN2O13
Mol. Wt:760.8
Inv. Status:In Stock