Introduction：Basic information about ACID RED 88 CAS 1658-56-6, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
ACID RED 88 Basic information
| Product Name: | ACID RED 88 |
| Synonyms: | 11391red;1-Naphthalenesulfonicacid,4-[(2-hydroxy-1-naphthalenyl)azo]-,monosodiumsalt;2-naphtholredj;4-((2-hydroxy-1-naphthalenyl)azo)1-naphthalenesulfonicacidsodiumsalt;4-((2-hydroxy-1-naphthalenyl)azo)-1-naphthalenesulfonicacimonosodiumsalt;anthrosinbrx;atulacidfastreda;azoacidredgs |
| CAS: | 1658-56-6 |
| MF: | C20H13N2NaO4S |
| MW: | 400.38 |
| EINECS: | 216-760-3 |
| Product Categories: | Dyes and Pigments;Dyestuff;Organics |
| Mol File: | 1658-56-6.mol |
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ACID RED 88 Chemical Properties
| Melting point | 280 °C |
| density | 1.508[at 20℃] |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | powder to crystal |
| Colour Index | 15620 |
| color | Yellow to Amber to Dark red |
| Water Solubility | 1.5g/L at 20℃ |
| Cosmetics Ingredients Functions | COLORANT |
| LogP | -0.546 at 22℃ |
| EPA Substance Registry System | C.I. Acid Red 88, monosodium salt (1658-56-6) |
Safety Information
| Safety Statements | 24/25 |
| RTECS | QK2420000 |
| TSCA | TSCA listed |
| HS Code | 32041200 |
ACID RED 88 Usage And Synthesis
| Chemical Properties | Dark red to maroon powder |
| Uses | Acid red 88 is an anionic dye with potentially useful photocatalytic research applications. |
| Preparation | 4-Aminonaphthalene-1-sulfonic acid diazo, and Naphthalen-2-ol coupling. |
| Flammability and Explosibility | Not classified |
| Properties and Applications | red. Deep red powder. Slightly soluble in acetone, soluble in ethanol, water and soluble fiber element (red). Meet strong sulfuric acid is blue purple, diluted was yellow brown precipitation; Meet nitric acid slightly soluble (red light yellow); Sodium hydroxide solution in a rare red brown, dark and precipitation. In dyeing copper and iron ion colour and lustre is dark. Discharge the gender is good. Also suitable for leather shading.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | | Fading | Stain | Fading | Stain | Fading | Stain | | ISO | 2-3 | 1 | 1 | 3 | 1 | 1 | 3 | 1 | | AATCC | 4 | 1 | 1 | 3 | 1 | 1 | 2 | 2 | |
ACID RED 88 Preparation Products And Raw materials
| Raw materials | Naphthionic acid-->2-Naphthol-->Sodium 4-amino-1-naphthalenesulfonate |
