Name | Disperse Red 82 |
Synonyms | c.i. 11140 C.I. 11140 Begacron Red 3B DISPERSE RED 82 Disperse Red 82 TERASIL RED 3BL Balicron Red C-3B C.I. Disperse Red 82 C.I. Disperse Red 82 press cake 2-[[4-[bis[2-(acetyloxy)ethyl]amino]phenyl]azo]-5-nitrobenzonitrile 2-[[4-[Bis[2-(acetyloxy)ethyl]amino]phenyl]azo]-5-nitrobenzonitrile 2-[2-acetoxyethyl-[4-(2-cyano-3-nitro-phenyl)azo-3-methyl-phenyl]amino]ethyl acetate |
CAS | 30124-94-8 |
EINECS | 250-061-4 |
InChI | InChI=1/C22H23N5O6/c1-15-13-18(26(9-11-32-16(2)28)10-12-33-17(3)29)7-8-20(15)24-25-21-5-4-6-22(27(30)31)19(21)14-23/h4-8,13H,9-12H2,1-3H3 |
Molecular Formula | C21H21N5O6 |
Molar Mass | 439.42 |
Density | 1.28 |
Boling Point | 620.2±55.0 °C(Predicted) |
Flash Point | 335.3°C |
Vapor Presure | 8.03E-16mmHg at 25°C |
pKa | 1.47±0.50(Predicted) |
Refractive Index | 1.59 |
Physical and Chemical Properties | Dark brown powder. Insoluble in water. |
LogP | 3.7 at 25℃ |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | dispersed ruby SE-BBL is mainly used for dyeing and printing polyester and polyester cotton textiles, and is suitable for high temperature and high pressure dyeing and hot melt dyeing. |
Production method | Using 2-cyano-4-nitroaniline and N,N-diacetoxyethylaniline as raw materials, first 2-cyano-4-nitroaniline is diazotized, and then coupled with N,N-diacetoxyethylaniline to obtain the product. The finished product is filtered, ground and dried.. |