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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
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
Hydroxy Mifepristone D6 Stable Isotopes CS-O-02648 105012-15-5 (Unlabeled) Enquire
Mifepristone-d3 (N-methyl-d3) Stable Isotopes CS-C-01351 84371-65-3 (Unlabelled) Enquire


API

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


Metabolite

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


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
11-ent-Mifepristone Impurity CS-EO-00195 3050754-63-4 In Stock
3,3-(Ethylenedioxy)-5alpha-hydroxy-11beta-[p-(Methylamino)ph... Impurity CS-O-34779 104004-98-0 Enquire
Mifepristone Dioxolane Impurity Impurity CS-O-14028 84371-64-2 Enquire


Building Blocks

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