| Vat Red 41 Basic information |
| Product Name: | Vat Red 41 |
| Synonyms: | 2-(3-oxobenzo[b]thien-2(3h)-ylidene)-benzo[b]thiophene-3(2h)-one;FLUORESCENT DYE, RED;FLUORESCENT RED DYE;C.I. 73300;c.i. disperse red 364;C.I. Solvent Red 242;THIOINDIGO;VAT RED 41 |
| CAS: | 522-75-8 |
| MF: | C16H8O2S2 |
| MW: | 296.36 |
| EINECS: | 208-336-1 |
| Product Categories: | Azobenzene, etc. (Photochromic Compounds);Functional Materials;Photochromic Compounds;Solvent Dyestuff |
| Mol File: | 522-75-8.mol |
| Vat Red 41 Chemical Properties |
| Melting point | 280°C(lit.) |
| Boiling point | 407.96°C (rough estimate) |
| density | 1.3686 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.5341 (estimate) |
| Colour Index | 73300 |
| form | powder to crystal |
| color | Orange to Brown to Dark purple |
| Water Solubility | 1mg/L |
| LogP | 3.53 |
| CAS DataBase Reference | 522-75-8(CAS DataBase Reference) |
| EPA Substance Registry System | Benzo[b]thiophen-3(2H)-one, 2-(3-oxobenzo[b]thien-2(3H)-ylidene)- (522-75-8) |
| MSDS Information |
| Vat Red 41 Usage And Synthesis |
| Flammability and Explosibility | Notclassified | ||||||||||||||||||||||
| Purification Methods | Adsorb it on silica gel from CCl4/*benzene (3:1), elute with *benzene, evaporate, crystallise the residue from CHCl3 and dry it at 60-65o [Wyman & Brode J Am Chem Soc 73 1487 1951; this paper also gives details of purification of other thioindigo dyes]. [Beilstein 19 H 137, 19 I 690, 19 II 192, 19 III/IV 2091.] | ||||||||||||||||||||||
| Properties and Applications |
| ||||||||||||||||||||||
| Vat Red 41 Preparation Products And Raw materials |
Please leave a message for us or use the following ways to contact us, we will reply to you as soon as possible, and provide you with the most sincere service, thank you.
日本语
한국어
Français
Deutsch
España
Türkiye