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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Azathioprine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Azathioprine impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Azathioprine-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Azathioprine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Azathioprine 13C4 Stable Isotopes CS-O-03166 1346600-71-2 Enquire
Azathioprine-13C2-15N Stable Isotopes CS-EO-02938 Not Available Enquire
Azathioprine-d3 Stable Isotopes CS-O-15630 446-86-6(Unlabeled) In Stock


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Azathioprine API Standards CS-T-04478 446-86-6 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Azathioprine EP Impurity C Impurities CS-W-00177 4897-25-0 In Stock
Azathioprine EP Impurity D Impurities CS-P-07089 6339-54-4 In Stock
Azathioprine EP Impurity E Sodium Salt Impurities CS-P-07088 35681-68-6 In Stock
Azathioprine EP Impurity G Impurities CS-T-44117 5581-52-2 Enquire
Azathioprine Impurity(9-H Purine-6 thiol) Impurities CS-O-43267 157930-14-8 Enquire
N-Nitroso Azathioprine Impurities CS-O-42264 Not Available In Stock


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Azathioprine sodium Intermediates CS-ED-11893 55774-33-9 Enquire