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

Diazonium Related Compounds

Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"1H-Pyrazolo[3,4-b]pyridine-3-diazonium Tetrafluoroborate(1-... Impurities CS-T-60909 63682-46-2 Enquire
4-(Diazonium)benzenesulfonic Acid, Fluoroborate Salt Impurities CS-T-16977 2145-24-6 Enquire
4-chlorobenzene-1-diazonium, tetrafluoroboranuide Impurities CS-ZB-03773 673-41-6 Enquire
N-Nitroso oxazolidinonyl benzyl diazonium Impurities CS-O-46210 Not Available Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Methyl-4-(o-tolylazo)benzenediazonium hydrogen sulphate Intermediates CS-ED-29269 101-89-3 Enquire
2-Nitrobenzenediazonium Tetrafluoroborate Intermediates CS-T-59340 365-33-3 Enquire
3-carboxynaphthalene-2-diazonium bromide Intermediates CS-O-51795 68160-26-9 Enquire
3-Methyl-4-nitrobenzenediazonium Tetrafluoroborate Intermediates CS-T-58446 24964-88-3 Enquire
4-Fluorobenzenediazonium Tetrafluoroborate Intermediates CS-T-54796 459-45-0 Enquire
4-Methoxybenzenediazonium tetrafluoroborate Intermediates CS-DB-00122 459-64-3 In Stock
4-methylbenzenesulfonate,4-nitrobenzenediazonium Intermediates CS-O-43232 1947-33-7 Enquire
4-Nitrobenzenediazonium Tetrafluoroborate Intermediates CS-T-59341 456-27-9 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-[Benzyl(ethyl)amino]benzenediazonium chloride Fine Chemicals CS-ZH-04290 92-57-9 Enquire
Mono(2-(methoxycarbonyl)benzenediazonium) monosulfate Fine Chemicals CS-O-60082 63534-55-4 Enquire
p-Diazonium Phenylphosphorylcholine Fine Chemicals CS-T-52439 35697-91-7 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-methoxy-phenyl-diazonium chloride Building Blocks CS-O-48244 4346-59-2 Enquire
4-methylbenzenesulfonate,4-nitrobenzenediazonium Building Blocks CS-O-43238 1947-33-7 Enquire