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

Biguanide Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(4-Chlorophenyl)-5-[6-[[4-[(4-chlorophenyl)amino]-6-[(1S,2... Stable Isotopes CS-T-97691 Not Available Enquire
1-(4-Chlorophenyl)biguanide-d4 Hydrochloride Stable Isotopes CS-T-72664 1794816-89-9 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Chlorophenylbiguanide Impurity CS-O-40998 5304-59-6 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(4-Chlorophenyl)biguanide Hydrochloride Intermediate CS-O-06290 4022-81-5 In Stock
1-Phenylbiguanide Intermediate CS-T-84351 102-02-3 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(3-Chlorophenyl)-5-isopropyl Biguanide Hydrochloride Fine Chemicals CS-T-12353 1071546-52-5 Enquire
Polyaminopropyl biguanide Fine Chemicals CS-O-38122 133029-32-0 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(2-Phenyl-d5-ethyl)biguanide HCl Stable Isotope Reagent CS-C-01342 834-28-6(unlabelled) Enquire