2-Phospho-L-ascorbic Acid Trisodium Salt

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£288.00

SKU:: 419090
Molecular Weight:: 322.05
Purity:: ≥95%
Storage Conditions:: -20°C
Supplier:: United States Biological
CAS Number:: 66170-10-3
Format:: Supplied as white solid
Extra Details:: 2-Phospho-L-ascorbic Acid Trisodium Salt is a long-lasting vitamin C derivative used in studies of gene repression. Maximizes the benefical properties of vitamins C for personal care and a main active ingredient in medicated cosmetics for whitening. Also, it is substrate in the chromoamperometric method to detect tungsten in water. Synonyms: Ascorbic Acid Phosphate Sodium Salt; L-Ascorbic Acid 2-(Dihydrogen Phosphate) Trisodium Salt; Sodium Ascorbyl Phosphate; Stay-C 50; Trisodium Ascorbate-2-phosphate; VCP-NA CAS No: 66170-10-3 Free acid: 23313-12-4 Molecular Formula: C₆H₆Na₃O₉P Molecular Weight: 322.05 Appearance: Supplied as white solid Purity: ≥95% Melting Point: >197ºC (dec) Solubility: Acidic DMSO (Slightly), Water (Slightly) Atmosphere: Inert Gas Method for Determining Identity: Proton NMR (DMSO-d6 + DCl), 31P NMR (DMSO-d6 + DCl) and Mass Spectrometric Analysis TLC Conditions: C18: Acetonitrile: Methanol: Water=8:1:1; Visualized with UV and KMnO4; Single Spot, Rf=0.35 Elemental Analysis: Calculated: %C: 22.38; %H: 1.88 Sodium Content (Ion Chromatography: As Reported Specific Rotation: +58.1º (c=0.5, Water) Water Content: As Reported Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20°C. Stable for 6 months after receipt. For maximum recovery of product, centrifuge the original vial prior to removing the cap. Hygroscopic. Store under inert atmosphere.

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