• A
  • B
  • C
  • D
  • E
  • F
  • G
  • H
  • I
  • J
  • K
  • L
  • M
  • N
  • O
  • P
  • Q
  • R
  • S
  • T
  • U
  • V
  • W
  • X
  • Y
  • Z

Azithromycin Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Azithromycin, pharmacopeial and non-pharmacopeial Azithromycin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Azithromycin impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Azithromycin-related products are thoroughly characterized. Azithromycin products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

Azithromycin Dihydrate

Picture of Azithromycin Dihydrate
SZ CAT No:: SZ-A040000
CAS No: 117772-70-0
Mol.F.: C38H72N2O12 : 2H2O
Mol.Wt.: 749.0 : 2(18.0)
Inv. Status: In Stock
Rel. CAS No: 83905-01-5 (free base) ; 121470-24-4 (hydrate) ; 90581-30-9 (HCl salt)

Azithromycin EP Impurity A 

Picture of Azithromycin EP Impurity A 
SZ CAT No:: SZ-A040002
CAS No: 76801-85-9
Mol.F.: C37H70N2O12 
Mol.Wt.: 735.0 
Inv. Status: In Stock
Rel. CAT No: SZ-T091014 ,

Azithromycin EP Impurity E

Picture of Azithromycin EP Impurity E
SZ CAT No:: SZ-A040006
CAS No: 612069-27-9
Mol.F.: C36H68N2O12 
Mol.Wt.: 720.9 
Inv. Status: In Stock

Azithromycin EP Impurity F

Picture of Azithromycin EP Impurity F
SZ CAT No:: SZ-A040007
CAS No: 612069-28-0
Mol.F.: C38H70N2O13
Mol.Wt.: 763.0 
Inv. Status: In Stock

Azithromycin EP Impurity G

Picture of Azithromycin EP Impurity G
SZ CAT No:: SZ-A040008
CAS No: 612069-31-5
Mol.F.: C44H76N2O14S 
Mol.Wt.: 889.1 
Inv. Status: In Stock

Azithromycin EP Impurity H

Picture of Azithromycin EP Impurity H
SZ CAT No:: SZ-A040009
CAS No: 612069-30-4
Mol.F.: C45H77N3O15S 
Mol.Wt.: 932.2 
Inv. Status: In Stock

Azithromycin EP Impurity I

Picture of Azithromycin EP Impurity I
SZ CAT No:: SZ-A040010
CAS No: 172617-84-4
Mol.F.: C37H70N2O12
Mol.Wt.: 735.0
Inv. Status: In Stock

Azithromycin EP Impurity J

Picture of Azithromycin EP Impurity J
SZ CAT No:: SZ-A040011
CAS No: 117693-41-1
Mol.F.: C30H58N2O9 
Mol.Wt.: 590.8
Inv. Status: In Stock

Azithromycin EP Impurity L

Picture of Azithromycin EP Impurity L
SZ CAT No:: SZ-A040013
CAS No: 90503-06-3
Mol.F.: C38H72N2O13 
Mol.Wt.: 765.0 
Inv. Status: In Stock

Azithromycin EP Impurity N

Picture of Azithromycin EP Impurity N
SZ CAT No:: SZ-A040015
CAS No: 612069-25-7
Mol.F.: C36H65NO13 
Mol.Wt.: 719.9 
Inv. Status: In Stock

Azithromycin Impurity P-Inhouse

Picture of Azithromycin Impurity P-Inhouse
SZ CAT No:: SZ-A040025
CAS No: 92594-45-1
Mol.F.: C39H74N2O12
Mol.Wt.: 763
Inv. Status: In Stock

Azithromycin Impurity Zy

Picture of Azithromycin Impurity Zy
SZ CAT No:: SZ-A040027
CAS No: NA
Mol.F.: C41H78N2O13
Mol.Wt.: 807.1
Inv. Status: In Stock

Azithromycin EP Impurity M

Picture of Azithromycin EP Impurity M
SZ CAT No:: SZ-A040014
CAS No: 765927-71-7
Mol.F.: C37H68N2O13
Mol.Wt.: 749.0
Inv. Status: Limited Stock

Azithromycin EP Impurity Q

Picture of Azithromycin EP Impurity Q
SZ CAT No:: SZ-A040020
CAS No: 2095879-65-3
Mol.F.: C44H75N3O15S 
Mol.Wt.: 918.1
Inv. Status: Out of Stock, Custom Synthesis

Azithromycin EP Impurity B

Picture of Azithromycin EP Impurity B
SZ CAT No:: SZ-A040003
CAS No: 307974-61-4
Mol.F.: C38H72N2O11 
Mol.Wt.: 733.0 
Inv. Status: Custom Synthesis

Azithromycin EP Impurity C

Picture of Azithromycin EP Impurity C
SZ CAT No:: SZ-A040004
CAS No: 620169-47-3
Mol.F.: C37H70N2O12 
Mol.Wt.: 735.0 
Inv. Status: Custom Synthesis

3’-N-Demethyl-3’-N- (phenylsulfonyl) azithromycin

Picture of 3’-N-Demethyl-3’-N- (phenylsulfonyl) azithromycin
SZ CAT No:: SZ-A040024
CAS No: NA
Mol.F.: C43H74N2O14S 
Mol.Wt.: 875.1
Inv. Status: Custom Synthesis

3-Hydroxy Azithromycinoic Acid

Picture of 3-Hydroxy Azithromycinoic Acid
SZ CAT No:: SZ-A040036
CAS No: 2365312-76-9
Mol.F.: C30H60N2O10
Mol.Wt.: 608.8
Inv. Status: Custom Synthesis

3-Hydroxy Azithromycinoic Acid Sodium Salt 

Picture of 3-Hydroxy Azithromycinoic Acid Sodium Salt 
SZ CAT No:: SZ-A040019
CAS No: NA
Mol.F.: C30H59N2O10 : Na
Mol.Wt.: 607.81 : 23.0
Inv. Status: Custom Synthesis

Azaerythromycin A 11,12-hydrogen borate

Picture of Azaerythromycin A 11,12-hydrogen borate
SZ CAT No:: SZ-A040023
CAS No: 194809-66-0
Mol.F.: C37H69BN2O13
Mol.Wt.: 760.8
Inv. Status: Custom Synthesis

Azithromycin Aglycone

Picture of Azithromycin Aglycone
SZ CAT No:: SZ-A040029
CAS No: 117693-42-2
Mol.F.: C22H43NO7
Mol.Wt.: 433.6
Inv. Status: Custom Synthesis

Azithromycin EP Impurity D

Picture of Azithromycin EP Impurity D
SZ CAT No:: SZ-A040005
CAS No: 612069-26-8
Mol.F.: C38H72N2O13 
Mol.Wt.: 765.0 
Inv. Status: Custom Synthesis

Azithromycin EP Impurity K

Picture of Azithromycin EP Impurity K
SZ CAT No:: SZ-A040012
CAS No: 612534-95-9
Mol.F.: C38H70N2O13 
Mol.Wt.: 763.0 
Inv. Status: Custom Synthesis

Azithromycin EP Impurity O

Picture of Azithromycin EP Impurity O
SZ CAT No:: SZ-A040016
CAS No: 763924-54-5
Mol.F.: C39H74N2O12 
Mol.Wt.: 763.0 
Inv. Status: Custom Synthesis

Azithromycin Impurity 2

Picture of Azithromycin Impurity 2
SZ CAT No:: SZ-A040021
CAS No: NA
Mol.F.: C38H70N2O14
Mol.Wt.: 779
Inv. Status: Custom Synthesis

Azithromycin Impurity 3 Sodium Salt

Picture of Azithromycin Impurity 3 Sodium Salt
SZ CAT No:: SZ-A040022
CAS No: NA
Mol.F.: C38H73N2O13 : Na
Mol.Wt.: 766.01 : 23.0
Inv. Status: Custom Synthesis

Azithromycin Impurity 6

Picture of Azithromycin Impurity 6
SZ CAT No:: SZ-A040026
CAS No: NA
Mol.F.: C38H71BN2O13
Mol.Wt.: 774.8
Inv. Status: Custom Synthesis

Azithromycin Impurity 7

Picture of Azithromycin Impurity 7
SZ CAT No:: SZ-A040030
CAS No: 1914946-68-1
Mol.F.: C30H57NO10
Mol.Wt.: 591.8
Inv. Status: Custom Synthesis

Azithromycin Impurity Q

Picture of Azithromycin Impurity Q
SZ CAT No:: SZ-A040017
CAS No: NA
Mol.F.: C37H66N2O12 
Mol.Wt.: 730.9
Inv. Status: Custom Synthesis

Azithromycin Impurity R

Picture of Azithromycin Impurity R
SZ CAT No:: SZ-A040018
CAS No: 161193-44-8
Mol.F.: C37H66N2O12 
Mol.Wt.: 730.9
Inv. Status: Custom Synthesis

Azithromycin

Picture of Azithromycin
SZ CAT No:: SZ-A040032
CAS No: 83905-01-5
Mol.F.: C38H72N2O12
Mol.Wt.: 749
Inv. Status: Under Synthesis
Rel. CAS No: 117772-70-0 (dihydrate) ; 121470-24-4 (hydrate) ; 90581-30-9 (HCl salt)

Stable Isotopes And Metabolites

Azithromycin-13C-d3

Picture of Azithromycin-13C-d3
SZ CAT No:: SZ-A040D02
CAS No: NA
Mol.F.: C3713CH69D3N2O12
Mol.Wt.: 753.0
Inv. Status: Custom Synthesis

Azithromycin-d3

Picture of Azithromycin-d3
SZ CAT No:: SZ-A040D01
CAS No: 163921-65-1
Mol.F.: C38H69D3N2O12
Mol.Wt.: 752
Inv. Status: Custom Synthesis

Azithromycin-D5

Picture of Azithromycin-D5
SZ CAT No:: SZ-A040D03
CAS No: NA
Mol.F.: C38H67D5N2O12
Mol.Wt.: 754.0
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Azithromycin EP Impurity I

Picture of N-Nitroso Azithromycin EP Impurity I
SZ CAT No:: SZ-A040031
CAS No: NA
Mol.F.: C37H69N3O13
Mol.Wt.: 764.0
Inv. Status: In Stock

N-Nitroso Azithromycin EP Impurity A

Picture of N-Nitroso Azithromycin EP Impurity A
SZ CAT No:: SZ-A040028
CAS No: NA
Mol.F.: C37H69N3O13
Mol.Wt.: 764
Inv. Status: In Stock

N-Nitroso Azithromycin EP Impurity M

Picture of N-Nitroso Azithromycin EP Impurity M
SZ CAT No:: SZ-A040034
CAS No: NA
Mol.F.: C37H67N3O14
Mol.Wt.: 778.0
Inv. Status: Custom Synthesis
Categories