7413-34-5 Methotrexate disodium salt with USP EP quality standards
Product name | Sodium methotrexate |
Synonyms | Methotrexate disodium salt; Disodium N-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamate |
CAS No. | 7413-34-5 |
Appearance | Yellow crystalline powder |
Molecular Formula | C20H20N8Na2O5 |
Molecular Weight | 498.41 |
Application | Medicine grade or research purpose |
Packing | As per your request |
Storage | Preserve in tight,light-resistant containers in a cool place |
METHOTREXATE DISODIUM-USP (Refer to Methotrexate) |
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ITEMS | STANDARDS | RESULTS |
Description | Yellow crystalline powder | Complies |
Identification | IR; UV | Complies |
Sodium | Positive | |
Water | No more than 12.0% | 10.5% |
Chromatographic Purity | Total impurity≤2.0% | 0.75% |
Individual impirity: 0.5% | 0.32% | |
Specific Rotation | +18°~+23° | +20.1° |
Organic Volatile Impurities | Meet request | Complies |
Assay | No less than 98% | 99.2% |
Company Information
√ Management layer’s full experience in factory and skilled technicians followers; √ Quality is always our top consideration, Strict QC system; √ 11 years experienced exporting sales team; √ Independent R&D lab; √ Two signed long term GMP workshops; √ Rich resources of plenty idle factories for customized project; √ High Efficiency working team with consistent path.
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