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

Clenbuterol Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Clenbuterol D9 Stable Isotopes CS-W-00024 129138-58-5 Enquire
Clenbuterol D9 Hydrochloride Stable Isotopes CS-W-00008 184006-60-8 Enquire
Clenbuterol-D6 hydrochloride Stable Isotopes CS-W-00355 21898-19-1(Unlabelled) Enquire
Clenbuterol-d9 hydrochloride Stable Isotopes CS-ZG-03627 184006-60-8 Enquire
Hydroxymethyl Clenbuterol-d6 Stable Isotopes CS-T-79162 1346601-00-0 Enquire
Hydroxymethylclenbuterol D6 Hydrochloride Stable Isotopes CS-W-00058 1346601-00-0(Free base) Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Clenbuterol API CS-O-01208 37148-27-9 In Stock
Clenbuterol Hydrochloride API CS-T-72356 21898-19-1 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Clenbuterol EP Impurity A Impurity CS-O-14281 62909-66-4 In Stock
Clenbuterol EP Impurity B Impurity CS-O-14282 69708-36-7 Enquire
Clenbuterol EP Impurity C Impurity CS-T-02385 37148-48-4 In Stock
Clenbuterol EP Impurity D Impurity CS-T-01859 99-92-3 In Stock
(R)-(-)-Clenbuterol Impurity CS-T-72136 50306-03-1 Enquire
(S)-(+)-Clenbuterol Impurity CS-T-72700 50499-60-0 Enquire
Clenbuterol Impurity F Impurity CS-P-07366 37153-52-9 Enquire
Hydroxymethyl Clenbuterol Impurity CS-T-79721 38339-18-3 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-nitroso Clenbuterol Nitrosamine CS-O-38995 Not Available Discontinued


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Clenbuterol hydrochloride Secondary Standards CS-SS-26099-200MG 21898-19-1 Enquire
Clenbuterol Related Compound B Secondary Standards CS-SS-26100-30MG 37148-49-5 Enquire