Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Letermovir, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Letermovir 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 Letermovir-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 Letermovir-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.
Letermovir Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1-Bromo-3-(Methoxy-d3)Benzene | Stable Isotopes | CS-O-48630 | 873928-72-4 | In Stock |
| 1-Methoxy-d3-2-Nitro-4-(Trifluoromethyl)Benzene | Stable Isotopes | CS-O-48626 | Not Available | In Stock |
| Letermovir 13C-D3 | Stable Isotopes | CS-EO-02422 | Not Available | Enquire |
| Letermovir D3 | Stable Isotopes | CS-O-35395 | 1961287-77-3 | Enquire |
| Letermovir d8 | Stable Isotopes | CS-EO-02006 | 1961287-35-3 | Enquire |
| Letermovir Impurity | Stable Isotopes | CS-O-48627 | 1961287-68-2 | In Stock |
| Letermovir Intermediate-d3 | Stable Isotopes | CS-O-48628 | 1961287-72-8 | In Stock |
| Methyl 8-Fluoro-3 | Stable Isotopes | CS-O-48635 | 1961287-64-8 | In Stock |
| Methyl 8-fluoro-3,4-dihydro-2-[4-[3-(methoxy-d3)phenyl]-1-pi... | Stable Isotopes | CS-O-48629 | 1961287-80-8 | Enquire |
| rac-Letermovir-d3 | Stable Isotopes | CS-O-48638 | 1961287-67-1 | In Stock |
| rac-Letermovir-d6 | Stable Isotopes | CS-P-08605 | 1961287-47-7 | In Stock |
API Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Letermovir | API Standards | CS-AN-00036 | 917389-32-3 | In Stock |
Impurities
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1-(2-Bromo-6-Fluorophenyl)-3-(2-Methoxy-5-(Trifluoromethyl)P... | Impurities | CS-O-48633 | 917389-23-2 | In Stock |
| 2-hydroxy Letermovir Impurity | Impurities | CS-O-54107 | Not Available | Enquire |
| 3-FluoroLetermovir Impurity | Impurities | CS-O-46617 | Not Available | Enquire |
| 3-hydroxyphenyl Letermovir impurity | Impurities | CS-O-54108 | Not Available | Enquire |
| 4-FluoroLetermovir Impurity | Impurities | CS-O-46618 | Not Available | Enquire |
| 5-FluoroLetermovir Impurity | Impurities | CS-O-46619 | Not Available | Enquire |
| ent-Letermovir | Impurities | CS-O-54810 | 917389-37-8 | Enquire |
| Letermovir Ethyl Ester | Impurities | CS-O-46609 | 2758792-79-7 | Enquire |
| Letermovir Impurity 11 | Impurities | CS-EO-04117 | 2991059-69-7 | Enquire |
| Letermovir Methyl Ester | Impurities | CS-O-46608 | 917389-29-8 | Enquire |
| Letermovir, racemic mixture | Impurities | CS-EK-02074 | 791116-51-3 | Enquire |
| Letermovir-2,8-bis(4-(3-methoxyphenyl)piperazin impurity | Impurities | CS-O-54850 | Not Available | Enquire |
| N-DesMethylanisole Letermovir rac | Impurities | CS-O-54106 | Not Available | Enquire |
Intermediates
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1-(3-methoxyphenyl)-Piperazine monohydrochloride | Intermediates | CS-O-48637 | 16015-70-6 | In Stock |
| methyl 2-(8-fluoro-3-(2-methoxy-5-(trifluoromethyl)phenyl)-2... | Intermediates | CS-O-48634 | 917389-21-0 | In Stock |
| Methyl 8-fluoro-3,4-dihydro-2-[4-(3-methoxyphenyl)-1-piperaz... | Intermediates | CS-O-48636 | 791117-40-3 | Enquire |
Glucuronides
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Letermovir Acyl Glucuronide | Glucuronides | CS-O-54861 | Not Available | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 3-Amino-4-methoxybenzotrifluoride | Fine Chemicals | CS-M-00468 | 349-65-5 | In Stock |