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

Torsemide Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4’-Hydroxy Torsemide-d7 Stable Isotopes CS-T-101250 1309935-97-4 Enquire
Hydroxy Torsemide-d7 Stable Isotopes CS-T-101251 1329613-35-5 Enquire
N-1-Butyl-d9-1-demethylethyl Torsemide Stable Isotopes CS-T-99345 Not Available Enquire
Torsemide-d7 Stable Isotopes CS-O-07022 1189375-06-1 In Stock
Torsemide-d7 Carboxylic Acid Stable Isotopes CS-T-99061 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Torsemide API Standards CS-O-11763 56211-40-6 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
ortho-Torasemide Impurities CS-EO-02333 106944-62-1 Enquire
para-Torasemide Impurities CS-EO-02332 106944-63-2 Enquire
Torsemide carboxylic acid HCl salt Impurities CS-O-37597 113844-99-8(Free base) In Stock
Torsemide Impurity B Impurities CS-O-32208 72811-73-5 In Stock
Torsemide Impurity C Impurities CS-T-54423 58155-35-4 In Stock
Torsemide Impurity D Impurities CS-T-50124 160972-33-8 In Stock
Torsemide Related Compound E Impurities CS-T-58529 72810-61-8 In Stock


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4'-Hydroxy Torsemide Intermediates CS-T-28843 99300-67-1 Enquire
Hydroxy Torsemide Intermediates CS-T-28841 99300-68-2 In Stock
Torsemide Carboxylic Acid Intermediates CS-T-44651 113844-99-8 Enquire