Azathioprine Impurities

Azathioprine Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Azathioprine, pharmacopeial and non-pharmacopeial Azathioprine impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Azathioprine 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.

Azathioprine-related products are thoroughly characterized. Azathioprine 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

Azathioprine

SZ CAT No:	: SZ-A064001
CAS No	: 446-86-6
Mol.F.	: C9H7N7O2S
Mol.Wt.	: 277.3
Inv. Status	: In Stock

Azathioprine EP Impurity A

SZ CAT No:	: SZ-A064002
CAS No	: 4531-54-8
Mol.F.	: C4H6N4O2
Mol.Wt.	: 142.1
Inv. Status	: In Stock

Azathioprine EP Impurity B

SZ CAT No:	: SZ-A064003
CAS No	: 6112-76-1
Mol.F.	: C5H4N4S : H2O
Mol.Wt.	: 152.2 : 18.0
Inv. Status	: In Stock
Rel. CAS No	: 50-44-2 (free base)

Azathioprine EP Impurity C

SZ CAT No:	: SZ-A064004
CAS No	: 4897-25-0
Mol.F.	: C4H4ClN3O2
Mol.Wt.	: 161.6
Inv. Status	: In Stock

Azathioprine EP Impurity D

SZ CAT No:	: SZ-A064005
CAS No	: 6339-54-4
Mol.F.	: C4H5N3O2S
Mol.Wt.	: 159.1
Inv. Status	: In Stock

Azathioprine EP Impurity F

SZ CAT No:	: SZ-A064012
CAS No	: 68-94-0
Mol.F.	: C5H4N4O
Mol.Wt.	: 136.1
Inv. Status	: In Stock

Azathioprine EP Impurity G

SZ CAT No:	: SZ-A064007
CAS No	: 5581-52-2
Mol.F.	: C9H8N8O2S
Mol.Wt.	: 292.3
Inv. Status	: In Stock

Azathioprine EP Impurity E

SZ CAT No:	: SZ-A064006
CAS No	: 35681-68-6
Mol.F.	: C4H4N3O3 : Na
Mol.Wt.	: 142.1 : 23.0
Inv. Status	: Limited Stock
Rel. CAS No	: 73703-74-9 (free base)

Azathioprine Impurity 1

SZ CAT No:	: SZ-A064009
CAS No	: NA
Mol.F.	: C9H7N7O3S
Mol.Wt.	: 293.3
Inv. Status	: Custom Synthesis

Azathioprine Sulfone impurity

SZ CAT No:	: SZ-A064013
CAS No	: NA
Mol.F.	: C9H7N7O4S
Mol.Wt.	: 309.3
Inv. Status	: Custom Synthesis

6-Thioinosine Phosphate

SZ CAT No:	: SZ-A064014
CAS No	: 53-83-8
Mol.F.	: C10H13N4O7PS
Mol.Wt.	: 364.3
Inv. Status	: Under Synthesis
Rel. CAS No	: 52416-88-3 (Sodium salt)

Stable Isotopes and Metabolites

Azathioprine D3

SZ CAT No:	: SZ-A064D01
CAS No	: NA
Mol.F.	: C9H4D3N7O2S
Mol.Wt.	: 280.3
Inv. Status	: Custom Synthesis
Rel. CAS No	: 446-86-6 (Unlabeled)

Azathioprine-13C2-15N

SZ CAT No:	: SZ-A064D03
CAS No	: NA
Mol.F.	: C713C2H7N615NO2S
Mol.Wt.	: 280.2
Inv. Status	: Custom Synthesis

Azathioprine-13C4

SZ CAT No:	: SZ-A064D02
CAS No	: 1346600-71-2
Mol.F.	: C513C4H7N7O2S
Mol.Wt.	: 281.2
Inv. Status	: Custom Synthesis

Possible Nitroso Standards

Azathioprine Nitroso Impurity 2

SZ CAT No:	: SZ-A064011
CAS No	: NA
Mol.F.	: C9H6N8O3S
Mol.Wt.	: 306.3
Inv. Status	: Custom Synthesis

7-Nitroso-7H-purine-6-thiol

SZ CAT No:	: SZ-A064008
CAS No	: NA
Mol.F.	: C5H3N5OS
Mol.Wt.	: 181.2
Inv. Status	: Inquire

Azathioprine Nitroso Impurity

SZ CAT No:	: SZ-A064010
CAS No	: NA
Mol.F.	: C9H6N8O3S
Mol.Wt.	: 306.3
Inv. Status	: Inquire

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