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

Mifepristone Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Hydroxy Mifepristone D6 Stable Isotopes CS-O-02648 105012-15-5 (Unlabeled) Enquire
Mifepristone-d3 Stable Isotopes CS-T-93687 84371-65-3 (Unlabeled) In Stock
Mifepristone-d6 Stable Isotopes CS-O-02647 1228097-18-4 In Stock
N,N-Didesmethyl Mifepristone-D4 Stable Isotopes CS-O-51813 Not Available Enquire
N-Desmethyl Mifepristone-d3 Stable Isotopes CS-O-02620 104004-96-8 (Unlabeled) In Stock


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Mifepristone API Standards CS-O-30640 84371-65-3 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Hydroxy Mifepristone Metabolites CS-O-07931 105012-15-5 Enquire
N-Desmethyl Mifepristone Metabolites CS-O-07930 104004-96-8 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
11 α-isomer Mifepristone Impurities CS-EO-00836 Not Available Enquire
11-ent-Mifepristone Impurities CS-EO-00195 3050754-63-4 In Stock
Mifepristone Dioxolane Impurity Impurities CS-O-14028 84371-64-2 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Didemethyl Mifepristone Intermediates CS-T-52725 104004-92-4 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N,N-Dimethylaniline Building Blocks CS-O-01997 121-69-7 In Stock