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Methotrexate ((+)-Amethopterin, 4-Amino-10-methylpteroylglutamic Acid, Methylaminopterin, 4-Amino-10-methylfolic acid, MTX)

Methotrexate ((+)-Amethopterin, 4-Amino-10-methylpteroylglutamic Acid, Methylaminopterin, 4-Amino-10-methylfolic acid, MTX)

Cat no: M3101

Supplier: United States Biological
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Methotrexate is a folic acid antagonist and is classified medically as an antineoplastic and antirheumatic agent. Melting Point: 183-191C Solubility: Alkaline water, DMSO Method for Determining Identity: Proton NMR Spectroscopic Analysis TLC Conditions: SiO2; isopropanol; Water: NH4OH; 6:2:1; Visualized with UV and AMCS; Single spot; Rf=0.4 Water Content: ~12% by elemental analysis Specific Rotation: +18.6 (c=1, 0.1N NaOH) Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20 degrees C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
Catalogue number: M3101
Size: 100mg
Form: Supplied as a yellow solid.
Purity: ~90%
Alternative names: (+)-Amethopterin; Methylaminopterin; 4-Amino-10-methylfolic acid
References: Merck Index, 11th ed., p. 441, #2804 (1989).

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