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

Methorphan Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Dextromethorphan d6 Stable Isotopes CS-O-35003 125-71-3(Unlabeled) Enquire
Dextromethorphan-d3 Stable Isotopes CS-O-53138 Not Available Enquire
Dextromethorphan-d3 Stable Isotopes CS-O-06539 524713-56-2 In Stock


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Dextromethorphan (hydrobromide) API CS-ZE-18207 125-69-9 In Stock
Dextromethorphan Hydrobromide Monohydrate API CS-O-10933 6700-34-1 In Stock
Dextromethorphan hydrochloride API CS-ED-00850 18609-21-7 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Dextromethorphan EP Impurity D (Trinitrophenol Salt) Impurity CS-EO-03482 1453167-99-1 (Freebase) Enquire
Dextromethorphan Impurity 2 Impurity CS-EO-03483 89511-04-6 Enquire
Dextromethorphan Impurity 3 Impurity CS-T-89282 51072-34-5 Enquire
Dextromethorphan Impurity 4 Impurity CS-EO-03484 2097522-87-5 Enquire
Dextromethorphan Impurity 5 Impurity CS-O-49392 ---- Enquire
Dextromethorphan Impurity A hydrochloride Impurity CS-DH-00003 1087-69-0 In Stock
Dextromethorphan-10-ol Impurity CS-ED-41736 2382909-24-0 Enquire
N-Formyl Dextromethorphan Impurity CS-TB-59661 28973-48-0 Enquire
Dextromethorphan Impurity 1 Impurity CS-EO-00796 3561-92-0 Enquire