Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Bosentan, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Bosentan 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 Bosentan-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.
Our Bosentan-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.
Bosentan Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Bosentan 13C2D4 | Stable Isotopes | CS-T-94196 | 147536-97-8(Unlabeled) | Enquire |
| Bosentan-13C2 D4 Na salt | Stable Isotopes | CS-EO-02385 | 147536-97-8 (Unlabelled) | Enquire |
| Bosentan-13C6 | Stable Isotopes | CS-O-11952 | 147536-97-8(Unlabeled) | In Stock |
| Bosentan-d4 | Stable Isotopes | CS-O-02687 | 1065472-77-6 | In Stock |
| Desmethyl Bosentan-d4 | Stable Isotopes | CS-T-99305 | Not Available | Enquire |
| Hydroxy Bosentan-d6 | Stable Isotopes | CS-O-02698 | 1246817-57-1 | In Stock |
| Hydroxy Desmethyl Bosentan-d4 | Stable Isotopes | CS-T-101305 | Not Available | Enquire |
| Hydroxy Bosentan D4 | Stable Isotopes | CS-T-55850 | 1065472-91-4 | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Bosentan | API | CS-O-11321 | 147536-97-8 | In Stock |
| Bosentan Hemihydrate | API | CS-O-06171 | ---- | In Stock |
| Bosentan Hydrate | API | CS-O-00970 | 157212-55-0 | In Stock |
| Bosentan Monohydrate | API | CS-O-06162 | 157212-55-0 | In Stock |
Metabolite
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Bosentan Sulfide | Metabolite | CS-O-07396 | Not Available | Enquire |
| Des-6-(2-hydroxyethoxy)- 6-Chloro-Hydroxy Bosentan | Metabolite | CS-O-55471 | 1076198-22-5 | Enquire |
| Hydroxy Bosentan | Metabolite | CS-O-10316 | 253688-60-7 | In Stock |
| Hydroxy Desmethyl Bosentan | Metabolite | CS-O-10023 | 253688-62-9 | In Stock |
| Bosentan Sulfoxide | Metabolite | CS-O-07397 | Not Available | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 4-(Tert-butyl)-N-(6-ethoxy-5-(2-methoxyphenoxy)-[2,2'-bipyri... | Impurity | CS-O-49005 | 157415-45-7 | In Stock |
| 4-(tert-Butyl)-N,N-bis(6-chloro-5-(2-methoxyphenoxy)-[2,2'-b... | Impurity | CS-O-59201 | ---- | Enquire |
| Bosentan 4,6-dione impurity | Impurity | CS-O-31786 | 150728-12-4 | In Stock |
| Bosentan Hydroxyethoxy Ethyl Impurity | Impurity | CS-EO-00415 | 1257099-43-6 | Enquire |
| Bosentan Impurity 17 | Impurity | CS-O-58746 | 1160515-53-6 | Enquire |
| Bosentan Impurity 18 | Impurity | CS-T-80230 | 1218951-81-5 | Enquire |
| Bosentan Impurity 4 | Impurity | CS-O-59200 | 1257099-44-7 | Enquire |
| Bosentan Impurity 5 | Impurity | CS-O-59460 | 1355251-10-3 | Enquire |
| Bosentan Impurity 8 | Impurity | CS-O-59199 | 157415-46-8 | Enquire |
| Bosentan Related Compound A cesium salt | Impurity | CS-O-46809 | 1218951-79-1 | Enquire |
| Bosentan Related Compound B | Impurity | CS-O-07400 | 174227-14-6 | In Stock |
| Bosentan USP Related Compound C | Impurity | CS-O-07401 | 1097263-60-9 | In Stock |
| Desmethyl Bosentan | Impurity | CS-O-07395 | 253688-61-8 | In Stock |
| 4-(2-(tert-butoxy)ethoxy)-6-chloro-5-(2-methoxyphenoxy)-2,2'... | Impurity | CS-O-40657 | Not Available | Enquire |
| Bosentan Impurity A | Impurity | CS-O-35117 | Not Available | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (4,6-Dichloro-5-(2-Methoxyphenoxy)-2,2-Bipyrimidine) | Intermediate | CS-O-07398 | 150728-13-5 | In Stock |
| 4-(tert-Butyl)benzene-1-sulfonamide | Intermediate | CS-O-07402 | 6292-59-7 | In Stock |
| Bosentan Chloro intermediate | Intermediate | CS-O-07399 | 150727-06-3 | In Stock |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 2-tert-Butylbenzenesulfonamide | Fine Chemicals | CS-T-70339 | 193013-72-8 | In Stock |
Building Blocks
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 2-hydroxyethyl 4-(tert-butyl)benzenesulfonate | Building Blocks | CS-O-35357 | 1413393-94-8 | Enquire |