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

Macitentan Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Macitentan ACT-132577-d4 Stable Isotopes CS-BU-00057 2748196-51-0 In Stock
Macitentan-d4 Stable Isotopes CS-O-14938 1258428-05-5 In Stock
O-Desbromo-pyrimidinyl Macitentan-d4 Stable Isotopes CS-T-100538 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Aprocitentan API Standards CS-T-16586 1103522-45-7 In Stock
Macitentan API Standards CS-T-57357 441798-33-0 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-(Desbromophenyl)-5-Phenyl-Macitentan Impurities CS-O-59297 2300968-87-8 Enquire
5-Bromo-2-(2-chloroethoxy)pyrimidine Impurities CS-O-40899 2365406-84-2 Enquire
5-Bromo-2-hydroxypyrimidine Impurities CS-T-08323 38353-06-9 In Stock
5-Des-Bromo-Macitentan Impurities CS-O-59292 2211059-00-4 Enquire
DiDesbromo Dichloro Macitentan impurity Impurities CS-O-40902 Not Available Enquire
Hydroxy N-Propyl Impurity Impurities CS-EO-00618 Not Available Enquire
Macitentan ACT-373898 Impurities CS-O-14882 1433875-14-9 In Stock
Macitentan Impurity 1 Impurities CS-O-14876 1433875-21-8 Enquire
Macitentan Impurity 10 Impurities CS-O-59285 Not Available Enquire
Macitentan Impurity 11 Impurities CS-O-59291 2108101-97-7 Enquire
Macitentan Impurity 12 Impurities CS-O-59467 1642873-04-8 Enquire
Macitentan Impurity 13 Impurities CS-O-56880 3974-18-3 Enquire
Macitentan Impurity 16 Impurities CS-O-59278 2211054-17-8 Enquire
Macitentan Impurity 17 Impurities CS-O-59277 2211054-46-3 Enquire
Macitentan Impurity 2 Impurities CS-O-14877 2211054-90-7 Enquire
Macitentan Impurity 20 Impurities CS-O-60251 Not Available Enquire
Macitentan Impurity 28 Impurities CS-O-59299 2443747-63-3 Enquire
Macitentan Impurity 3 Impurities CS-O-14878 Not Available Enquire
Macitentan Impurity 32 Impurities CS-O-58974 2211969-79-6 Enquire
Macitentan Impurity 47 Impurities CS-O-40901 2365406-87-5 Enquire
Macitentan Impurity 49 Impurities CS-O-59287 2365406-86-4 Enquire
Macitentan Impurity 5 Impurities CS-O-14880 441798-25-0 Enquire
Macitentan Impurity 6 Impurities CS-O-59289 Not Available Enquire
Macitentan Impurity 9 Impurities CS-O-47854 2518002-08-7 Enquire
Macitentan Impurity A Impurities CS-EA-00002 441798-25-0 Enquire
Macitentan Impurity C Impurities CS-T-95882 441798-36-3 In Stock
Macitentan Isopropyl Impurity Impurities CS-EO-03228 Not Available Enquire
Macitentan Pyrimidine N-Propyl Impurities CS-O-45760 Not Available Enquire
Macitentan Stage-I Hydroxy Impurity Impurities CS-O-53793 2365406-85-3 Enquire
Macitentan Sulfamide Dimer Impurities CS-O-16882 2089065-77-8 Enquire
N-[5-(4-Hydroxyphenyl)-6-hydroxy-4-pyrimidinyl]-N'-propylsul... Impurities CS-O-59286 Not Available Enquire
N-Despropyl-N-Ethyl Macitentan Impurities CS-O-14881 441796-13-0 Enquire
N-Despropyl-N-methyl Macitentan Impurities CS-T-89056 441798-25-0 Enquire
N-Nitroso Macitentan Impurities CS-O-44515 Not Available Enquire
N-Nitroso Macitentan Dimer Impurity Impurities CS-O-44516 Not Available Enquire
N-Nitroso Macitentan Impurity 19 Impurities CS-O-44517 Not Available Enquire
N-Nitroso Macitentan Impurity 21 Impurities CS-O-44518 Not Available Enquire
O-Desbromo-Pyrimidinyl Macitentan Impurities CS-T-73903 1393813-43-8 Enquire
S-Despropylamino S-Methyl Macitentan Impurities CS-T-89014 556796-88-4 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-(4-bromophenyl)-4,6-dichloropyrimidine Intermediates CS-O-14737 146533-41-7 In Stock
5-(phenyl)-4,6-dichloropyrimidine Intermediates CS-O-14722 3974-16-1 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-(3-bromophenyl)-4,6-dichloropyrimidine Fine Chemicals CS-O-15173 1532412-37-5 In Stock