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

Methadone Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(±)-Methadone-d9 Hydrochloride Stable Isotopes CS-T-102991 2589087-00-1 Enquire
Methadone-d5 HCL Stable Isotopes CS-EO-02469 1095-90-5(Unlabeled) Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Isomethadone Hydrochloride API Standards CS-TB-75933 5341-49-1 Enquire


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Imino-N,N,1-trimethyl-3,3-diphenylhexylamine Metabolites CS-O-43487 14474-50-1 Enquire
Methadone Metabolie (EMDP) Metabolites CS-O-46014 30223-74-6 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Desmethyl N-Nitroso Methadone-D3 Impurities CS-O-45245 Not Available Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Methadone EP Impurity E Intermediates CS-EP-00203 86-29-3 In Stock