Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Pemetrexed, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Pemetrexed 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 Pemetrexed-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 Pemetrexed-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.
Pemetrexed Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-Methyl Pemetrexed L-Glutamic Acid-D3 | Stable Isotopes | CS-T-102225 | Not Available | Enquire |
| N-Methyl Pemetrexed-d3 | Stable Isotopes | CS-T-97302 | Not Available | Enquire |
| Pemetrexed Tromethamine Amide-d6 | Stable Isotopes | CS-T-99903 | Not Available | Enquire |
| Pemetrexed-d5 | Stable Isotopes | CS-O-15448 | 1129408-57-6 | In Stock |
| Pemetrexed-d5 Diethyl Ester | Stable Isotopes | CS-T-97230 | Not Available | Enquire |
| Pemetrexed-d5 Disodium | Stable Isotopes | CS-O-03070 | 1129408-57-6(Freebase) | In Stock |
| Pemetrexed 13C5 | Stable Isotopes | CS-EK-01904 | 137281-23-3 unlabeled | Enquire |
| Pemetrexed-13C5 Disodium Heptahydrate | Stable Isotopes | CS-T-95766 | Not Available | Enquire |
API
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Pemetrexed | API | CS-O-10287 | 137281-23-3 | In Stock |
| Pemetrexed disodium | API | CS-EK-02130 | 150399-23-8 | In Stock |
| PEMETREXED DITROMETHAMINE DIHYDRATE | API | CS-O-46300 | 1851348-04-3 | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 4-(4-oxobutyl) benzoic acid | Impurity | CS-O-56697 | 1006656-82-1 | Enquire |
| Diethyl ((S)-4-amino-5-ethoxy-5-oxopentanoyl)-L-glutamate | Impurity | CS-EO-02172 | 884381-72-0 | Enquire |
| methyl 4-(3,3-dibromo-4-oxobutyl)benzoate | Impurity | CS-ED-01052 | 1320346-37-9 | Enquire |
| N-Methyl Pemetrexed | Impurity | CS-T-34609 | 869791-42-4 | In Stock |
| Pemetrexed Alanine Impurity | Impurity | CS-O-45896 | 204257-00-1 | Enquire |
| Pemetrexed Alpha-hydroxy lactum | Impurity | CS-EO-00157 | 1644286-36-1 | Enquire |
| Pemetrexed EP Impurity B | Impurity | CS-EO-00037 | 1802552-04-0 | Enquire |
| Pemetrexed EP Impurity B and Impurity C mixture | Impurity | CS-O-40380 | Not Available | In Stock |
| Pemetrexed EP Impurity C | Impurity | CS-EO-00038 | 1802552-16-4 | Enquire |
| Pemetrexed EP Impurity D | Impurity | CS-O-15601 | 1265908-59-5 | Enquire |
| Pemetrexed EP Impurity E | Impurity | CS-O-16867 | 182009-04-7 | Enquire |
| Pemetrexed Impurity 2 | Impurity | CS-EO-00345 | 144051-68-3 | Enquire |
| Pemetrexed Impurity 31 | Impurity | CS-ZH-19543 | 155405-79-1 | Enquire |
| Pemetrexed Impurity 39 | Impurity | CS-O-56696 | 883553-87-5 | Enquire |
| Pemetrexed Impurity 57 | Impurity | CS-O-56693 | 58973-64-1 | Enquire |
| Pemetrexed Impurity 6 | Impurity | CS-O-56774 | ---- | Enquire |
| Pemetrexed Impurity A | Impurity | CS-O-31666 | 137281-39-1 | In Stock |
| Pemetrexed Keto impurity | Impurity | CS-O-54852 | 1644287-27-3 | Enquire |
| Pemetrexed Keto impurity di sodium salt | Impurity | CS-O-45895 | 193281-00-4 (Freebase) | Enquire |
| Pemetrexed Opened Ring Keto-Formamide | Impurity | CS-ZH-41017 | 1644286-35-0 | Enquire |
| Pemetrexed PMT-1 impurity | Impurity | CS-O-40112 | ---- | Enquire |
| Pemetrexed R-Isomer Disodium | Impurity | CS-O-31001 | 937370-10-0 | Enquire |
| PMD acid Butem Impurity | Impurity | CS-O-56695 | 240407-06-1 | Enquire |
| PMD-Diester DMF Complex | Impurity | CS-O-56694 | 1802552-05-1 | Enquire |
| 4-(4-Hydroxybutyl)benzoic Acid Methyl Ester | Impurity | CS-T-26903 | 123910-88-3 | Enquire |
| Pemetrexed Alpha-hydroxy lactum isomers 2 | Impurity | CS-EO-00535 | Not Available | Enquire |
| Pemetrexed Diethyl Ester | Impurity | CS-T-38805 | 146943-43-3 | Enquire |
| Pemetrexed Dimethyl Ester | Impurity | CS-T-38808 | 155405-81-5 | Enquire |
| Pemetrexed disodium Impurity A | Impurity | CS-O-34411 | Not Available | Enquire |
| Pemetrexed epoxy hemiaminal | Impurity | CS-EO-00534 | Not Available | Enquire |
| Pemetrexed Glutamide Impurity | Impurity | CS-EO-00137 | Not Available | Enquire |
| Pemetrexed Impurity 20 | Impurity | CS-P-08686 | Not Available | Enquire |
| Pemetrexed Impurity 24 | Impurity | CS-P-08687 | Not Available | Enquire |
| Pemetrexed Impurity 28 | Impurity | CS-P-08678 | Not Available | Enquire |
| Pemetrexed Impurity 29 | Impurity | CS-P-08680 | Not Available | Enquire |
| Pemetrexed Impurity 32 | Impurity | CS-P-08681 | Not Available | Enquire |
| Pemetrexed Impurity 33 | Impurity | CS-P-08834 | 1417656-72-4 | Enquire |
| Pemetrexed Impurity 36 | Impurity | CS-P-08682 | Not Available | Enquire |
| Pemetrexed Impurity 42 | Impurity | CS-P-08679 | Not Available | Enquire |
| Pemetrexed Impurity Mixture (Impurities A and D) | Impurity | CS-T-94418 | Not Available | Enquire |
| Pemetrexed Keto impurity (Mixture of isomers) | Impurity | CS-T-31357 | 193281-00-4 | Enquire |
| Pemetrexed Keto impurity isomers 2 | Impurity | CS-EO-00537 | 2055757-35-0 | Enquire |
| Pemetrexed Monomethyl Ester 1 | Impurity | CS-O-14695 | 1265908-61-9 | Enquire |
| Pemetrexed Monomethyl Ester 2 | Impurity | CS-O-14696 | 1265908-60-8 | Enquire |
| Pemetrexed opened Ring keto amide | Impurity | CS-EO-00536 | Not Available | Enquire |
| Pemetrexed-1-methyl Ester | Impurity | CS-T-84255 | 1265908-63-1 | Enquire |
| Tris Pemetrexed | Impurity | CS-EO-00438 | 2518419-18-4 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Pemetrexed Disodium 2.5 Hydrate | Fine Chemicals | CS-MM-11297 | 357166-30-4 | In Stock |
Nitrosamine
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-nitroso Pemetrexed | Nitrosamine | CS-O-39099 | Not Available | Enquire |
| Pemetrexed Di Nitroso Impurity 2 Sodium salt | Nitrosamine | CS-O-49749 | Not Available | Enquire |
| Pemetrexed Nitroso Impurity 1 Sodium salt | Nitrosamine | CS-O-49748 | Not Available | Enquire |
| Pemetrexed Nitroso Impurity 2 | Nitrosamine | CS-O-46189 | Not Available | Enquire |
| Pemetrexed Nitroso Impurity 3 | Nitrosamine | CS-O-46190 | Not Available | Enquire |
| Pemetrexed Nitroso Impurity 3 Sodium salt | Nitrosamine | CS-O-49750 | Not Available | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Pemetrexed | Secondary Standards | CS-SS-24568-500MG | 357166-29-1 | Enquire |
| Pemetrexed Enantiomer | Secondary Standards | CS-SS-26204-50MG | 182009-04-7 | Enquire |
Chiral
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (+/-)-Pemetrexed | Chiral | CS-O-07993 | 756887-58-8 | Enquire |
Peptide
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| H-Cys(Z)-OH.HCl | Peptide | CS-G-00220 | 1118-89-4 | In Stock |
Pharmaceutical Stds.
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| N-2-[(Dimethylamino)methylene]amino Pemetrexed | Pharmaceutical Stds. | CS-TB-32715 | 1265908-58-4 | Enquire |
Therapeutic
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| Pemetrexed disodium heptahydrate | Therapeutic | CS-O-11708 | 357166-29-1 | In Stock |