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

Ambrisentan Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-Ambrisentan-d3 Stable Isotopes CS-T-100912 Not Available Enquire
4-Hydroxy Methyl Rac-Ambrisentan D3 Stable Isotopes CS-EO-02501 1287096-42-7 Enquire
rac 4-Hydroxymethyl Ambrisentan-d5 Stable Isotopes CS-O-11463 1106685-84-0 (Unlabeled) Enquire
rac-Ambrisentan-d3 Stable Isotopes CS-O-06398 1189479-60-4 In Stock
rac-Ambrisentan-d5 Stable Isotopes CS-P-07150 1392210-85-3 Enquire
4,6-Dimethoxy-ß-methyl-3-phenoxy Ambrisentan D5 Stable Isotopes CS-T-91240 1346597-40-7 Enquire
4-Hydroxy Methyl Ambrisentan-D3 Stable Isotopes CS-P-02879 1106685-66-8 (Unlabeled) Enquire
Ambrisentan acyl-β-D-glucuronide D10 Stable Isotopes CS-CX-00082 1106685-58-8 (Unlabeled) Enquire
Ambrisentan D10 Stable Isotopes CS-T-47593 1046116-27-1 Enquire
Ambrisentan D3 Stable Isotopes CS-O-33218 1046116-26-0 Enquire
rac 4-Hydroxymethyl Ambrisentan-d3 Stable Isotopes CS-T-79727 1287096-42-7 Enquire
rac Ambrisentan-d3 Methyl Ester Stable Isotopes CS-T-64636 1329837-75-3 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Ambrisentan API CS-O-00462 177036-94-1 In Stock
rac Ambrisentan API CS-T-47592 713516-99-5 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Hydroxymethyl ambrisentan Metabolite CS-O-05911 1106685-84-0 In Stock
4-Hydroxy Ambrisentan Metabolite CS-O-11110 Not Available Enquire
Ambrisentan N-Oxide Metabolite CS-EO-00022 Not Available Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4,6-Dimethyl-2-Methylsulfonyl-Pyrimidine Impurity CS-M-20351 35144-22-0 In Stock
Ambrisentan Dihydroxy acid impurity Impurity CS-O-51789 Not Available Enquire
Ambrisentan Epoxide Impurity CS-T-20958 76527-25-8 In Stock
Ambrisentan Methyl Ester Impurity CS-MM-09417 1106685-61-3 In Stock
rac O-Demethyl Ambrisentan Impurity CS-T-96053 1106685-85-1 Enquire
4,6-Dimethoxy-β-methyl-3-phenoxy Ambrisentan Impurity CS-T-53327 159308-03-9 Enquire
Ambrisentan Ethyl Ester Impurity CS-EO-01142 1349854-31-4 Enquire
Ambrisentan Impurity E Impurity CS-P-00586 1312092-82-2 Enquire
Ambrisentan Pyrimidine Ester Impurity Impurity CS-O-38707 Not Available Enquire
Ambrisentan Vinyloxy Impurity Impurity CS-P-00584 1639429-81-4 Enquire
rac Ambrisentan Methyl Ester Impurity CS-T-47594 1240470-84-1 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-2-Hydroxy-3-methoxy-3,3-diphenylpropanoic acid Intermediate CS-O-32000 178306-52-0 In Stock
4,6-Dimethyl-2-hydroxypyrimidine Intermediate CS-M-20350 108-79-2 In Stock


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R,S)-Ambrisentan acyl-ß-D-glucuronide Glucuronide CS-DZ-00003 1106685-82-8 Enquire
4-Hydroxymethyl Ambrisentan Acyl Glucuronide Glucuronide CS-TB-71331 1106685-77-1 Enquire


Chiral

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-Ambrisentan Chiral CS-P-00585 1007358-76-0 Enquire