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| Product | Description | |
|---|---|---|
| Methotrexate Impurity 1 HCl | Methotrexate Impurity 1 HCl is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. Molecular formula: C22H27N9O4.HCl. Mole weight: 517.97. |  |
| Methotrexate Impurity 25 | Methotrexate Impurity 25. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-methylaminobenzoic acid. CAS No. 10541-83-0. Molecular formula: C8H9NO2. Mole weight: 151.17. Catalog: APB10541830. |  |
| Methotrexate impurity 29 | Methotrexate impurity 29. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1004-38-2. Molecular formula: C4H7N5. Mole weight: 125.14. Catalog: APB1004382. | |
| Methotrexate Impurity 2 Trifluoroacetate | Methotrexate Impurity 2 Trifluoroacetate is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. Synonyms: (4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzoyl)-L-lysine, 2,2,2-trifluoroacetic acid (1:1). Molecular formula: C21H27N9O3.C2HF3O2. Mole weight: 567.52. | |
| Methotrexate Impurity B | Cas No. 54-62-6. | |
| Methotrexate Impurity D | Cas No. 5623-18-7. | |
| Methotrexate Impurity E | Cas No. 19741-14-1. | |
| Methotrexate Impurity G | | |
| Methotrexate Impurity J | Cas No. 34378-65-9. | |
| Methotrexate Impurity K | Cas No. 4271-30-1. | |
| Methotrexate α-Methyl Ester (Impurity I) | Cas No. 66147-29-3. | |
| Methotrexate EP Impurity C | An impurity of Methotrexate, an antimetabolite and immunosuppressant used in chemotherapy and auto-immune diseases. Synonyms: Methopterine; N-[4-[[ (2-Amino-3, 4-dihydro-4-oxo-6-pteridinyl) methyl]methylamino]benzoyl]-L-glutamic Acid; N-[p-[[ (2-Amino-3, 4-dihydro-4-oxo-6-pteridinyl) methyl]methylamino]benzoyl]-L-glutamic Acid; N-[p-[[ (2-Amino-4-hydroxy-6-pteridinyl) methyl]methylamino]benzoyl]glutamic Acid; N-[4-[[ (2-Amino-1, 4-dihydro-4-oxo-6-pteridinyl) methyl]methylamino]benzoyl]-L-glutamic Acid; 10-Methylfolic Acid; N10-Methyl Folic Acid; 10-Methylpteroylglutamic Acid; N10-Methylpteroylglutamic Acid; Methotrexate USP Related Compound C; Methotrexate Related Compound C; (4-(((2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)(methyl)amino)benzoyl)-L-glutamic acid. Grades: 96%. CAS No. 2410-93-7. Molecular formula: C20H21N7O6. Mole weight: 455.42. | |
| Methotrexate EP Impurity I Sodium Salt | Methotrexate EP Impurity I Sodium Salt is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. Synonyms: Methotrexate-1-(Monomethyl Ester Sodium Salt). Molecular formula: C21H23N8O5.Na. Mole weight: 490.45. | |
| Methotrexate EP Impurity L | An impurity of Methotrexate, an antimetabolite and immunosuppressant used in chemotherapy and auto-immune diseases. This impurity also acts as an inhibitor of human DNA methyltransferase. Synonyms: N-(4-(Methylamino)benzoyl)-L-glutamic acid; N-(p-(Methylamino)benzoyl)glutamic acid; (p-Methylaminobenzoyl)-L-glutamic Acid; N-[p-(Methylamino)benzoyl]-L-glutamic acid; NSC 138419. Grades: > 95%. CAS No. 52980-68-4. Molecular formula: C13H16N2O5. Mole weight: 280.28. | |
| Methotrexate γ-Methyl Ester (Impurity H) | Cas No. 67022-39-3. | |
| (2S) -2- (4- (4- ( ( (2, 4-diaminopteridin-6-yl) methyl) (methyl) amino) -N-methylbenzamido) benzamido) pentanedioic Acid | (2S) -2- (4- (4- ( ( (2, 4-diaminopteridin-6-yl) methyl) (methyl) amino) -N-methylbenzamido) benzamido) pentanedioic Acid is an impurity of Methotrexate (M260675) which is a Folic acid antagonist. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C28H29N9O6, Molecular Weight: 587.59. US Biological Life Sciences. |  Worldwide |
| (2S) -2- (4- (4- ( ( (2, 4-diaminopteridin-6-yl) methyl) (methyl) amino) -N-methylbenzamido) benzamido) pentanedioic Acid | (2S) -2- (4- (4- ( ( (2, 4-diaminopteridin-6-yl) methyl) (methyl) amino) -N-methylbenzamido) benzamido) pentanedioic Acid is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. Synonyms: Methotrexate Impurity G; Methotrexate EP Impurity G. Molecular formula: C28H29N9O6. Mole weight: 587.59. | |
| Methotrexate Dimethylamide | Methotrexate Dimethylamide is an impurity of Methotrexate which is a folic acid antagonist. It is used as a antineoplastic and antirheumatic. Synonyms: N2-[4-[[ (2, 4-Diamino-6-pteridinyl) methyl]methylamino]benzoyl]-N, N-dimethyl-L-glutamine; NSC 281286. Grades: > 95%. CAS No. 71074-44-7. Molecular formula: C22H27N9O4. Mole weight: 481.51. | |
| Methotrexate Dimethyl Ester | Methotrexate Dimethyl Ester. Uses: For analytical and research use. Group: Impurity standards. CAS No. 34378-65-9. Pack Sizes: 100MG. IUPAC Name: dimethyl (2S)-2-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]pentanedioate. Molecular formula: C22H26N8O5. Mole weight: 482.49. Catalog: APS34378659. SMILES: COC(=O)CC[C@H](NC(=O)c1ccc(cc1)N(C)Cc2cnc3nc(N)nc(N)c3n2)C(=O)OC. Format: Neat. Shipping: Room Temperature. | |
| 7-Hydroxy Methotrexate Trisodium Salt | 7-Hydroxy Methotrexate Trisodium Salt is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. Molecular formula: C20H19N8O6.3Na. Mole weight: 536.38. | |
| Methotrexate sodium | Methotrexate sodium is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as a antineoplastic and antirheumatic. Uses: Abortifacient agents, nonsteroidal. Synonyms: sodium (4S) -4-carboxy-4-[ (4-{[ (2, 4-diaminopteridin-6-yl) methyl] (methyl) amino}phenyl) formamido]butanoate; sodium (2S)-4-carboxy-2- (4-{[ (2, 4-diaminopteridin-6-yl)methyl] (methyl)amino}benzamido)butanoate; sodium 4-carboxy-2- ({4-[[ (2, 4-diaminopteridin-6-yl) methyl] (methyl) amino]benzoyl}amino) butanoate. Grades: > 98%. CAS No. 15475-56-6. Molecular formula: C20H21N8NaO5. Mole weight: 476.42. | |
| N-[4-[[(2-amino-6-pteridinyl)methyl]amino]benzoyl]-Glutamic acid | N-[4-[[(2-amino-6-pteridinyl)methyl]amino]benzoyl]-Glutamic acid is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. CAS No. 728946-34-7. Molecular formula: C19H19N7O5. Mole weight: 425.40. | |
| (R)-Methotrexate N,N-dimethylamide | (R)-Methotrexate N,N-dimethylamide is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. Molecular formula: C22H27N9O4. Mole weight: 481.51. | |
| (R/S)-Methotrexate N,N-dimethylamide | (R/S)-Methotrexate N,N-dimethylamide is one of methotrexate impurities. Methotrexate is a Folic Acid antagonist, used as an antineoplastic and antirheumatic. Molecular formula: C22H27N9O4. Mole weight: 481.51. | |
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