アスコルビルリン酸マグネシウム
| 製品名 | Magnesium Ascorbyl Phosphate |
|---|---|
| 別名 | Ascorbyl Methylsilanol Pectinate, MAP, Vitamin C Phosphate Magnesium Salt |
| CAS番号 | 113170-55-1 |
| 分子式 | C6H8MgO9 |
| 分子量 | 248.43 g/mol |
| 外観 | 白色からオフホワイトの結晶性粉末 |
| 分析(HPLC) | ≥ 95.0% |
| 乾燥減量 | ≤ 5.0% |
| 重金属 | 10 ppm以下 |
| 溶解度 | Soluble in water, slightly soluble in ethanol |
| パッケージ | 25 kg net weight in fiber drum with two polyethylene inner liners |
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Synonyms: Magnesium Ascorbyl Phosphate, MAP, Ascorbyl Methylsilanol Pectinate, Vitamin C Phosphate Magnesium Salt, Magnesium L-Ascorbyl-2-Phosphate
Magnesium ascorbyl phosphate (MAP) is a water-soluble derivative of vitamin C, synthesized by phosphorylating L-ascorbic acid and chelating it with magnesium. This modification yields a stable, non-irritating compound that retains the biological activity of ascorbic acid while overcoming its notorious instability in aqueous formulations. MAP is supplied as a high-purity, cosmetic-grade active, typically ≥95% assay, and is widely used as a functional ingredient in skincare and personal care products.
As a vitamin C derivative, MAP has carved a niche in the cosmetic industry, particularly in anti-aging and skin-brightening formulations. Its ability to deliver the benefits of vitamin C without the drawbacks of rapid oxidation makes it a preferred choice for formulators targeting stable, effective products. Beyond cosmetics, MAP is also explored in pharmaceutical and nutraceutical applications where a stable vitamin C source is needed.
| パラメータ | 仕様 |
|---|---|
| 分析(HPLC) | ≥ 95.0% |
| 外観 | 白色からオフホワイトの結晶性粉末 |
| 乾燥減量 | ≤ 5.0% |
| 重金属 | 10 ppm以下 |
| 溶解度 | Soluble in water |
| pH(1%溶液) | 6.0 – 8.0 |