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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
N1,N4-Diacetylsulfanilamide-d4 Stable Isotopes CS-T-100494 5626-90-4 (Unlabelled) Enquire
4-Acetylsulfanilamide 13C6 Stable Isotopes CS-W-00306 1655498-04-6 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

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


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N1,N2-Diquinoxalin-2-ylsulfanilamide Impurity CS-O-54191 1262415-30-4 Enquire
4-sulfanilamide-5-methoxyl-6-chloropyrimidine Impurity CS-O-39852 Not Available Enquire
Sulfanilamide melting point standard Impurity CS-SN-00190 63-74-1 Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Sulfanilamide Secondary Standards CS-SS-24217-5GM 200-563-4 Enquire
Sulfanilamide melting point standard Secondary Standards CS-SS-24140-1GM 63-74-1 Enquire