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

Busulfan Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Busulfan Propyl Mesylate-d4 Stable Isotopes CS-T-101864 Not Available Enquire
Busulfan-d8 Stable Isotopes CS-T-49968 116653-28-2 In Stock


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Busulfan API CS-T-49967 55-98-1 In Stock


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Hydroxybutanesulfonate Sodium Metabolite CS-T-28693 31465-25-5 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Busulfan Impurity 5 Impurity CS-P-00785 19859-00-8 In Stock
Busulfan Impurity 7(FREE BASE) Impurity CS-EO-03180 61161-42-0 Enquire
Busulfan Impurity 1 Impurity CS-P-00782 1797106-48-9 Enquire
Busulfan Impurity 2 Impurity CS-P-00783 Not Available Enquire
Busulfan Impurity 4 Impurity CS-P-00784 42729-95-3 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Bis(4-sulfobutyl)ether Disodium Intermediate CS-T-07313 183278-30-0 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-hydroxy-butane-1-sulfonic acid Fine Chemicals CS-O-13870 26978-64-3 In Stock
Acetyl Methanesulfonate Fine Chemicals CS-T-93237 5539-53-7 Enquire