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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | 3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile |
| Synonyms: | Propanenitrile, 3-ethyl4-(6-nitro-2-benzothiazolyl)azophenylamino-;3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile;C.I. Disperse Red 145 press cake;3-[Ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propanenitrile;Disperse Red 145;Ambicron Rubine SRS;C.I.Disperse Red 145;Intrasil Rubine H-BRS |
| CAS: | 25510-81-0 |
| MF: | C18H16N6O2S |
| MW: | 380.42 |
| EINECS: | 247-055-9 |
| Product Categories: | Organics |
| Mol File: | 25510-81-0.mol |
| Boiling point | 616.2±65.0 °C(Predicted) |
| density | 1.37±0.1 g/cm3(Predicted) |
| pka | 2.12±0.50(Predicted) |
| EPA Substance Registry System | Propanenitrile, 3-[ethyl[4-[(6-nitro-2-benzothiazolyl)azo]phenyl]amino]- (25510-81-0) |
| Chemical Properties | Blue light red powder. |
| Disperse red 2BL-S is mainly used for polyester dyeing, suitable for high temperature and high pressure method and hot melt method. It is also used for polyester fabric printing and mixing black dyes with disperse orange R-SF, disperse yellow brown S-3RFL, disperse blue 2G-SF - disperse black 2B-SF. | |
| Synthesis | 3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile was synthesized by 6-nitro-2-aminobenzothiazole diazotized and coupled with N-ethyl-N-cyanoethylaniline. |
| Raw materials | 3-Ethylanilinopropiononitrile-->Nitrosylsulfuric acid-->2-Amino-6-nitrobenzothiazole-->3-Ethylanilinopropiononitrile |
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