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

Benzathine Related Compounds

API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Benzathine penicillin G API Standards CS-O-02093 1538-09-6 In Stock
Cephapirin benzathine API Standards CS-O-01213 97468-37-6 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Benzathine Benzyl Penicillin EP Impurity I Impurities CS-EO-00443 31447-86-6 Enquire
Benzathine Benzylpenicillin EP Impurity D Impurities CS-EO-01547 Not Available Enquire
Benzathine Benzylpenicillin EP Impurity E Impurities CS-EO-01189 13057-98-2 Enquire
Benzathine Benzylpenicillin EP Impurity E (2Na) Impurities CS-EO-03755 13057-98-2 (Freebase) Enquire
Benzathine Benzylpenicillin EP Impurity G Impurities CS-EO-01190 525-91-7 In Stock
Benzathine Benzylpenicillin EP Impurity H Impurities CS-EO-00906 97299-13-3 Enquire
Benzyl penicillin benzathine Impurity A Impurities CS-O-30431 Not Available Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Benzathine Intermediates CS-T-17050 140-28-3 In Stock
Benzathine diacetate Intermediates CS-DH-00005 122-75-8 Enquire
Cloxacillin Benzathine Intermediates CS-T-51229 23736-58-5 In Stock
Penicillin G Benzathine Tetrahydrate Intermediates CS-T-60196 41372-02-5 Enquire