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

Clozapine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Clozapine N-Oxide-d8 Stable Isotopes CS-T-95503 34233-69-7(Unlabelled) Enquire
Clozapine-d8 Stable Isotopes CS-B-00095 1185053-50-2 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Clozapine EP Impurity C Metabolites CS-O-07697 6104-71-8 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
11-(4-Methylpiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine Impurities CS-O-36497 1977-07-7 In Stock
Clozapine EP Impurity A Impurities CS-O-07695 50892-62-1 In Stock
Clozapine EP Impurity D Impurities CS-O-07698 65514-71-8 In Stock
Clozapine n-oxide Impurities CS-LN-01273869 Not Available Enquire
N-Nitroso Clozapine Impurities CS-O-38912 156632-03-0 In Stock
N-Nitroso Clozapine (mixture of isomers) Impurities CS-O-38250 156632-03-0 In Stock
N-Nitroso Clozapine impurity A Impurities CS-O-47155 90353-66-5 In Stock
N-Nitroso Clozapine impurity D Impurities CS-O-47156 Not Available Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Clozapine-11-(methylthio)-intermediate Intermediates CS-O-48819 15980-84-4 In Stock