68399-93-9 Usage
General Description
2,7-Naphthalenedisulfonic acid, 4-amino-6-2,5-dimethoxy-4-2-(sulfooxy)ethylsulfonylphenylazo-5-hydroxy-3-4-2-(sulfooxy)ethylsulfonylphenylazo- is a complex organic compound used in the production of azo dyes. This chemical contains a naphthalene disulfonic acid group and an amino group, as well as multiple sulfoxyethylsulfonylphenylazo groups. It is commonly used in the textile industry to dye fabrics and can also be used as a pH indicator in laboratories. Due to its complex structure and potential reactivity, it should be handled and stored with caution in controlled laboratory environments.
Check Digit Verification of cas no
The CAS Registry Mumber 68399-93-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,3,9 and 9 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 68399-93:
(7*6)+(6*8)+(5*3)+(4*9)+(3*9)+(2*9)+(1*3)=189
189 % 10 = 9
So 68399-93-9 is a valid CAS Registry Number.