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

Sulfanilamide Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Acetylsulfanilamide 13C6 Stable Isotopes CS-W-00306 1655498-04-6 Enquire
N1,N4-Diacetylsulfanilamide-d4 Stable Isotopes CS-T-100494 5626-90-4 (Unlabelled) Enquire
Sulfanilamide 13C6 Stable Isotopes CS-W-00272 1196157-89-7 Enquire
Sulfaphenazole-(sulfanilamide ring-13C6) Stable Isotopes CS-BX-00876 1420043-53-3 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Sulfanilamide API Standards CS-T-42811 63-74-1 In Stock
Sulfanilamide API Standards CS-T-86769 63-74-1 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N1,N2-Diquinoxalin-2-ylsulfanilamide Impurities CS-O-54191 1262415-30-4 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"2,5-Dimethoxysulfanilamide" Intermediates CS-CD-00047 54179-10-1 Enquire
N-(Methylcarbamoyl) Sulfanilamide-N4-acetate Intermediates CS-T-80905 18431-25-9 Enquire
N1-(3-Chloropyrazinyl)-sulfanilamide Intermediates CS-T-12612 14423-79-1 Enquire
N1,N4-Diacetylsulfanilamide Intermediates CS-O-47127 5626-90-4 Enquire
N4-Sulfanilylsulfanilamide Intermediates CS-ED-37498 547-52-4 Enquire