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

Silybin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Silybin A-d3 Stable Isotopes CS-T-93576 22888-70-6 (unlabeled) Enquire
Silybin B-d3 Stable Isotopes CS-T-94454 142797-34-0 Unlabelled Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Silybin API Standards CS-DE-00106 36804-17-8 In Stock
Silybin B API Standards CS-T-42355 142797-34-0 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Dehydrosilybin A Impurities CS-O-48911 25166-14-7 Enquire
Isosilybin Impurities CS-T-30074 72581-71-6 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Silybin A,B (mixture) Intermediates CS-T-42352 802918-57-6 In Stock