6406-32-2 Usage
Preparation
aniline diazo, and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, and 8-(P-toluidino)naphthalene-1-sulfonic acid coupling.
Properties and Applications
navy blue. Soluble in water for deep navy blue, soluble in ethanol as dark blue. In the strong sulfuric acid as dark blue, diluted into green light blue.
Standard
Light Fastness
Soaping
Persperation Fastness
Oxygen bleaching
Fastness to seawater
Fading
Stain
Fading
Stain
Fading
Stain
ISO
5
3
2
4
3
1
4
2
Standard
Light Fastness
Fading
Stain
ISO
5
Check Digit Verification of cas no
The CAS Registry Mumber 6406-32-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,0 and 6 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 6406-32:
(6*6)+(5*4)+(4*0)+(3*6)+(2*3)+(1*2)=82
82 % 10 = 2
So 6406-32-2 is a valid CAS Registry Number.
InChI:InChI=1/C33H25N5O6S2.2Na/c1-21-10-12-22(13-11-21)34-31-19-18-29(26-8-5-9-32(33(26)31)46(42,43)44)37-38-30-17-16-28(36-35-23-6-3-2-4-7-23)25-15-14-24(20-27(25)30)45(39,40)41;;/h2-20,34H,1H3,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2/b36-35+,38-37+;;