Basic Orange 2 Crystal for Leather

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Basic Info.

Model NO.
basic orange 2
Basic Orange 2
Paper, Leather, Ink
Transport Package
25kg/Bag, Drum, Carton
basic dye
HS Code
Production Capacity

Product Description

Product Name:BASIC ORANGE 2
C.I. No.: 11270
CAS No.: 532-82-1
Molecular Formula: C12H13ClN4
Molecular Weight: 248.71
Shade: brown red crystal or lump
Relative name:
1,3-Benzenediamine,4-(phenylazo)-, monohydrochloride (9CI);C.I. Basic Orange 2 (6CI);C.I. Basic Orange2, monohydrochloride (8CI);2,4-Diaminoazobenzene hydrochloride;AstraChrysoidine R;1,3-Benzenediamine,4-(2-phenyldiazenyl)-, hydrochloride (1:1);Brasilazina Orange Y;C.I. 11270;Chrysoidine;Chrysoidine A;Chrysoidine B;Chrysoidine C;Chrysoidine J;Chrysoidine PRR;Chrysoidine YN;Chrysoidine orange;Diazocard Chrysoidine G;Nippon Kagaku Chrysoidine;Sugai Chrysoidine;Tertrophene Brown CG;Verona Chrysoidine GN;

Basic orange 2 Physical Properties and light fastness.
Light Fastness 1
Perspiration Fastness(fading) 2
Perspiration Fastness(stain) 1                        
Soaping(fading) 1
Soaping(stain) 3-4

Basic orange 2 Properties : yellow orange to orange. Flash palm red crystallization or sand piece, melting point 118 ~ 118.5 ºC for yellow orange soluble in water, soluble in ethanol and soluble fiber element, slightly soluble in acetone, insoluble in benzene. The strong sulfuric acid for yellow, diluted for orange; The solution for orange in nitric acid. The dye solution sodium hydroxide solution to generate palm red precipitate. Dye tannins mordant dyeing cotton fiber in the yellow orange for, in tungsten light more bright-coloured. 
Basic Orange 2 Applications:
Used for silk, wool, acrylic, tannin mordant dyeing cotton dyeing and printing, direct discharge printing. In addition, also used in leather, paper, feathers, plants and bamboo products dyeing.


Product Name


Color Shade
Basic Auramine O Basic yellow 2  
Basic Chrysoidine Y Basic orange 2  
Basic Rubine Basic Violet 14  
Basic Red G    
Basic Violet 5BN Basic Violet 3  
Basic Royal Blue Basic Violet 26  
Basic Victoria BO Basic Violet 7  
Basic Methylene Blue BB Basic Violet 9  
Malachite Green (Powder) Basic Green 4  
Malachite Green(Liquid) Basic Green 4  
Malachite Green( Crystal) Basic Green 4  
Basic Brown G Basic Brown 1  
Methyl violet 2B Basic Violet 1  
Rhodamine B Basic Violet 10  
Basic Black    
Basic Orange 2 Crystal for Leather

Basic Orange 2 Crystal for Leather
Basic Orange 2 Crystal for Leather
Basic Orange 2 Crystal for Leather
Basic Orange 2 Crystal for Leather

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