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CAS No.: | 1326-98-3 |
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Name: | Sulphur Blue 11 |
Molecular Structure: | |
Formula: | N/A |
Molecular Weight: | 0 |
Synonyms: | Thional Dark Blue RL;Thional Direct Blue RL-CF;Tertrosulphur Direct Blue RL Extra;Sulphur Navy Blue RL;Sulphur Direct Blue MR;SulphurDirect Blue RL;Sulphur Dark Blue;Sulfur Blue 11;Sulfur Dark Blue;Sulfur Direct Blue RL-CF;Sulfurized4-[(2,4-dinitrophenyl)amino]phenol;Sulphol Blue RT;Sulphol Direct Blue RLS;Sulphur Blue 11;Sulphur Blue RL;Eclipse Blue RL-CF;Eclipse DirectBlue RL;Eclipse Fast Blue RLS;Immedial Direct Blue RL;Diresul Navy Blue R;Pyrogene Direct BlueRL;Sodyesul Direct Blue RLCF;Sulfogen Blue 2RL;Sulfer Direct Blue 7RN;Solfo Blue R Supra;Sulfanol Blue 2R;Sofral Direct Blue RL extra;Diresul Navy Blue 2R;C.I. Sulfur Blue 11;Acco SulfurDirect Blue FL-CF;Asphalen Sulphur Blue RB;C.I. 53235; |
EINECS: | 215-451-0 |
Black powder. Insoluble in water. Dissolved in sodium sulfide solution into dark yellow green leuco. Dissolved in concentrated sulfuric acid purplish blue diluted black precipitate generated.
Mainly used for dyeing cotton and linen. By p-nitrosophenol and o-toluidine condensation with sodium polysulfide sulfide after air oxidation process. Because of the different production process, the product may have different color. Domestic production of sulfide blue BN (Qing Guang), RN (Hong Guang), BRN (Qing Hongguang) three.