| Acid Red 92 Basic information |
| Product Name: | Acid Red 92 |
| Synonyms: | 11969red;3,4,5,6-Tetrachloro-2-(1,4,5,8-tetrabromo-6-hydroxy-3-oxoxanthen-9-yl)benzoic acid disodium salt;2′,4′,5′,7′-TETRABROMO-3,4,5,6-TETRACHLOROFLUORESCEIN SODIUM SALT;2′,4′,5′,7′-TETRABROMO-4,5,6,7-TETRACHLOROFLUORESCEIN DISODIUM SALT;3,4,5,6-tetrachloro-2-(1,4,5,8-tetrabromo-6-hydroxy-3-oxoxanthen-9-yl)benzoic acid;AKA231;RED 28;PHLOXINE B, CERTIFIED |
| CAS: | 18472-87-2 |
| MF: | C20H5Br4Cl4NaO5 |
| MW: | 809.66 |
| EINECS: | 242-355-6 |
| Product Categories: | Organics;Analytical Chemistry;Food Colors by Food Sanitation Law in Japan;Fluorescent;Xanthene |
| Mol File: | 18472-87-2.mol |
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| Acid Red 92 Chemical Properties |
| Melting point | >250°C |
| density | 0.871[at 20℃] |
| vapor pressure | 0Pa at 25℃ |
| storage temp. | Store at RT. |
| solubility | 100g/l |
| Colour Index | 45410 |
| form | Powder/Solid |
| color | Red Brown |
| PH | 9.7 (1g/l, H2O, 20℃) |
| PH Range | NonQ uorescence (2.5) to yellowish-blue Q uorescence (4.0) |
| λmax | 548nm, 510nm |
| BRN | 3887100 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Biological Applications | Detecting proteins; treating microbial infection,parasitic infection,skin,mouth,digestive tract,urinary tract,reproductive tract,respiratory tract,circulatory system,head,neck,endocrine system |
| Major Application | Optical waveguides, color filter, lithographic printing plates, display device, visualization of dentaldevice, inks, highlighters, textiles, hair dyes, cosmetics, visualization of dentalplaque, treatment of infectitious diseases, antitumor agents |
| LogP | 0.165 at 25℃ |
| CAS DataBase Reference | 18472-87-2(CAS DataBase Reference) |
| EPA Substance Registry System | Phloxine B (18472-87-2) |
| Safety Information |
| Hazard Codes | Xi |
| Risk Statements | 36 |
| Safety Statements | 22-24/25-37/39-26 |
| WGK Germany | 2 |
| RTECS | LM5900000 |
| HS Code | 32041200 |
| Toxicity | LD50 orally in Rabbit: 2870 mg/kg |
| Provider | Language |
|---|---|
| 3,4,5,6-Tetrachloro-2-(1,4,5,8-tetrabromo-6-hydroxy-3-oxoxanthen-9-yl)benzoic acid disodium salt | English |
| SigmaAldrich | English |
| ACROS | English |
| Acid Red 92 Usage And Synthesis |
| Chemical Properties | red-brown powder |
| Uses | Phloxine B acts as the sensitizers of dye-sensitized solar cells. Also, it is a fluorescein photoactive dye. Dyes and metabolites, Environmental Testing. |
| Preparation | the Resorcinol and 4,5,6,7-Tetrachloroisobenzofuran-1,3-dione condensation, get 3,4,5,6-Tetrachlorophthalic acid four bromination, and translated into sodium salt. |
| Flammability and Explosibility | Nonflammable |
| Safety Profile | Poison by intravenous route. An experimental teratogen. Other experimental reproductive effects. When heated to decomposition it emits very toxic fumes of Br-, Cl-, and NazO. |
| Properties and Applications | brilliant pink. Soluble in water for red light blue, with weak dark green fluorescent, soluble in ethanol for blue light red, with a brick red fluorescence. In concentrated sulfuric acid for yellow, diluted into yellow red precipitation. StandardLight FastnessSoapingPersperation FastnessOxygen bleachingFastness to seawaterFadingStainFadingStainFadingStainAATCC13 |
| Acid Red 92 Preparation Products And Raw materials |
| Raw materials | Formaldehyde–>Resorcinol–>Melamine–>p-Toluenesulfonamide–>Tetrachlorophthalic anhydride–>Tetrachlorofluorescein–>Tetrachlorophthalic anhydride–>Resorcinol–>Chlorthal |
| Preparation Products | Acid Red 94 |