ChemicalBook Product Catalog Dyes and Pigments dye Disperse dyes 3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile

3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile

3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile Basic information
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
3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile Structure
3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile Chemical Properties
Boiling point 616.2±65.0 °C(Predicted)
density 1.37±0.1 g/cm3(Predicted)
pka2.12±0.50(Predicted)
EPA Substance Registry SystemPropanenitrile, 3-[ethyl[4-[(6-nitro-2-benzothiazolyl)azo]phenyl]amino]- (25510-81-0)
Safety Information
MSDS Information
3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile Usage And Synthesis
Chemical PropertiesBlue light red powder.
UsesDisperse 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.
Synthesis3-[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.
3-[ethyl[4-[(6-nitrobenzothiazol-2-yl)azo]phenyl]amino]propiononitrile Preparation Products And Raw materials
Raw materials3-Ethylanilinopropiononitrile-->Nitrosylsulfuric acid-->2-Amino-6-nitrobenzothiazole-->3-Ethylanilinopropiononitrile
Disperse Red 146 Disperse Red 143 3-[(2-hydroxyethyl)[4-[[6-(methylsulphonyl)benzothiazol-2-yl]azo]phenyl]amino]propiononitrile Disperse Red 136 Disperse Red 152 C.I. Disperse Red 140 Disperse Red 151 Celliton Fast Pink B C.I. Disperse Red 141 Disperse Red 145 Disperse Red 1 6-Nitrobenzothiazole
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