Solvent Black 34

Solvent Black 34
  • CAS No.:32517-36-5
Other grades of this product :
Solvent Black 34 Basic information
Product Name:Solvent Black 34
Synonyms:Black 3804;C.I.Acid Blak 123;Transparent Black BG;Chromate(1-), bis1-2-(hydroxy-.kappa.O)-4-nitrophenylazo-.kappa.N1-2-naphthalenolato(2-)-.kappa.O-, hydrogen, (OC-6-22)-;LEATHERSPRAYINGBLACKRL;Solvent black 34 (C.I. 12195);Chromate(1-), bis[1-[(2-hydroxy-4-nitrophenyl) azo]-2-naphthalenolato(2-)]-, hydrogen, (OC-6-22')-;Hydrogen bis[1-[(2-hydroxy-4-nitrophenyl)azo]-2-naphtholato]chromate
CAS:32517-36-5
MF:C32H19CrN6O8
MW:667.53
EINECS:251-079-5
Product Categories:Solvent Dyestuff;Organometallics
Mol File:32517-36-5.mol
Safety Information
MSDS Information
Solvent Black 34 Usage And Synthesis
Preparation2-Amino-5-nitrophenol diazo, and Naphthalen-2-ol coupling, and then into a chrome complex (1 to 2 Moore single atoms chromium azo dyes).
Properties and Applicationsblue ash. Deep yellow powder. Slightly soluble in water, soluble in ethylene glycol ether, DMF, ethanol, and other organic solvents. Its solution for brown. Dye bath of copper ions slight changes in color, iron ion in the same light. Used for wool, polyamide fiber dyeing, nylon fabric can be in directly on printing. Mainly used for pigskin, such as cow leather, goat natural leather finishing the spray or curtains, especially suitable for aniline leather spraying shading.
Standard(Perlon) Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 7 5 4-5 5 3-4 5 5
Solvent Black 34 Preparation Products And Raw materials
Raw materials2-Ethoxyethanol-->Nitrophenol-->CHROMIUM POTASSIUM SULFATE-->2-Amino-5-nitrophenol-->2-Naphthol

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