Amaranth (Acid Red 27) 是一种深红色至紫色的偶氮染料，用作食用染料和化妆品着色剂。
| Cas No. | 915-67-3 |
| 别名 | 苋菜红; Acid Red 27; Azorubin S; FD & C Red Dye No. 2 |
| Canonical SMILES | O=S(C1=C(O)C(N=NC2=C3C=CC=CC3=C(S(=O)([O-])=O)C=C2)=C4C=CC(S(=O)([O-])=O)=CC4=C1)([O-])=O.[Na+].[Na+].[Na+] |
| 分子式 | C20H11N2Na3O10S3 |
| 分子量 | 604.47 |
| 溶解度 | Water : ≥ 100 mg/mL (165.43 mM) |
| 储存条件 | Store at -20°C, protect from light |
| General tips | For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while. |
| Shipping Condition | Evaluation sample solution : ship with blue ice
All other available size: ship with RT , or blue ice upon request |
| 产品描述 | Amaranth is a dark red to purple azo dye used as a food dye and to color cosmetics. Amaranth is an anionic dye. It can be applied to natural and synthetic fibers, leather, paper, and phenol-formaldehyde resins. |
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