Deliver to
United Kingdom
Order number: 30186373
Part number: AC100071841
L-(+)-Amethopterin Hydrate (Methotrexate) [59-05-2] is supplied with defined handling requirements for laboratory use. It has a molecular formula of C20H22N8O5 and a molecular weight of 454.4. This compound belongs to the carboxylic acids, substituted, nitrogen heterocycles, amino compounds, aromatic (amino group on the ring), and carboxylic acid amides classes. Due to its defined structure and properties, it carries the Danger signal word, indicating potential hazards.
| Name | Value | |
|---|---|---|
| CAS | : | 59-05-2 |
| Assay | : | 98 - 102% |
| Water | : | ≤ 13.0% |
| Acetone | : | ≤ 1000 ppm |
| Ethanol | : | ≤ 2000 ppm |
| Appearance | : | Yellow or orange crystalline, hygroscopic powder |
| Categories | : | Bioactive Small Molecules Research Organics & Inorganics |
| Impurity B | : | ≤ 0.3% |
| Impurity C | : | ≤ 0.5% |
| Impurity E | : | ≤ 0.3% |
| Impurity H | : | ≤ 0.2% |
| Impurity I | : | ≤ 0.2% |
| Solubility | : | Practically insolubile in water, in ethanol (96%) and in methylene chloride. It dissolves in dilute mineral acids and in dilute solutions od alkali hydroxides and carbonates |
| Ethyl Ether | : | ≤ 500 ppm |
| Heavy metals | : | ≤ 20ppm |
| Product Code | : | 30186373 |
| Product Name | : | L-(+)-Amethopterin hydrate (Methotrexate) |
| Sulphated Ash | : | ≤ 0.1% |
| Storage Details | : | -15 to -20 °C |
| Molecular Weight | : | 454.44 |
| Molecular Formula | : | C20H22N8O5 |
| Bacterial endotoxin | : | ≤ 0.1 EU/mg |
| Enantiomeric Purity | : | ≤ 3.0% |
| Identification (IR) | : | The IR spectrum of sample exhibits maxima only at the same wavelength as that a similar preparation of methotrexate CRS |
| Harmonised Tariff Code | : | 2933599590 |
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© 2026 Copyright. All Rights Reserved.
