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

Megestrol Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Megestrol Acetate-d3 Stable Isotopes CS-O-03008 162462-72-8 In Stock
Nomegestrol Acetate-d5 Stable Isotopes CS-O-06820 58652-20-3 (Unlabeled) Enquire
Megestrol-d3 Stable Isotopes CS-T-81660 162462-71-7 Enquire
Nomegestrol - D5 Stable Isotopes CS-O-50312 58691-88-6(Unlabelled) Enquire
Nomegestrol Acetate-d6 Stable Isotopes CS-T-99457 Not Available Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Megestrol acetate API CS-O-30972 595-33-5 In Stock
Nomegestrol acetate API CS-O-11699 58652-20-3 In Stock
Megestrol API CS-T-31706 3562-63-8 Enquire
Nomegestrol API CS-T-37373 58691-88-6 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Megestrol Acetate EP Impurity C Impurity CS-O-43812 74910-22-8 Enquire
Megestrol Acetate EP Impurity H Impurity CS-O-10141 907193-65-1 In Stock
Megestrol Acetate EP Impurity I Impurity CS-O-31238 ---- Enquire
Megestrol Acetate EP Impurity I Impurity CS-O-11047 ---- In Stock
Nomegestrol Impurity 2 Impurity CS-O-46249 147508-40-5 Enquire
Megestrol Acetate EP Impurity J Impurity CS-T-18742 14994-27-5 Enquire
Megestrol Acetate Impurity E Impurity CS-P-08157 982-89-8 Enquire
Megestrol Acetate Impurity G Impurity CS-P-01774 1259198-59-8 Enquire
Megestrol Acetate Impurity L Impurity CS-P-01775 Not Available Enquire
Nomegestrol acetate impurity A Impurity CS-BX-00593 32420-14-7 Enquire


Analytical Standard

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Nomegestrol Acetate D5-AR Grade Analytical Standard CS-O-06820-10MG 58652-20-3 (Unlabeled) Enquire
Nomegestrol Acetate D5-AR Grade-10 ppm/ACN Analytical Standard CS-O-06820-1ML 58652-20-3 (Unlabeled) Enquire