6527-70-4 Usage
Preparation
5-Amino-2-(phenylamino)benzenesulfonic acid and the 2,3,5,6-Tetrachlorocyclohexa-2,5 -diene-1,4-dione in the water to magnesium oxide bound for acid agents for condensation, its product to hair smoke closed-loop have to dioxazine sulfuric acid, and then as two sodium salting out.
Properties and Applications
bright blue. Mainly used for cotton, viscose, silk, polyamide fiber fabric dyeing and printing, also can be used for leather dyeing.
Standard(cotton)
Acid Resistance
Alkali Resistance
Light Fastness
Soaping
Water
Fading
Stain
Fading
Stain
ISO
4
4
6-7
3-4
2-3
Fading
Stain
ISO
4
Check Digit Verification of cas no
The CAS Registry Mumber 6527-70-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,2 and 7 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 6527-70:
(6*6)+(5*5)+(4*2)+(3*7)+(2*7)+(1*0)=104
104 % 10 = 4
So 6527-70-4 is a valid CAS Registry Number.
InChI:InChI=1/C30H18Cl2N4O8S2.2Na/c31-25-28-30(44-22-12-20(34-16-9-5-2-6-10-16)24(46(40,41)42)14-18(22)36-28)26(32)27-29(25)43-21-11-19(33-15-7-3-1-4-8-15)23(45(37,38)39)13-17(21)35-27;;/h1-14,33-34H,(H,37,38,39)(H,40,41,42);;/q;2*+1/p-2