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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Phenazopyridine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Phenazopyridine 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 Phenazopyridine-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.

Phenazopyridine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Phenazopyridine-d5 Stable Isotopes CS-T-84339 1287380-98-6 In Stock


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Phenazopyridine API CS-T-39283 94-78-0 Enquire
Phenazopyridine hydrochloride API CS-T-39282 136-40-3 In Stock
Alprenolol Hydrochloride API CS-T-01754 13707-88-5 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Phenazopyridine Impurity 5 HCl salt Impurity CS-EO-03762 1168133-05-8 (Freebase) Enquire
2,6-Didesamino-2-hydroxy-6-oxo Phenazopyridine Impurity CS-T-17936 23827-17-0 Enquire
3-Phenylphenazopyridine Impurity CS-T-84027 1168133-05-8 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2,6-Diaminopyridine Intermediate CS-T-16931 141-86-6 In Stock


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Phenazopyridine Hydrochloride Secondary Standards CS-SS-25912-500MG 136-40-3 Enquire