6593-86-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6593-86-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,9 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 6593-86:
(6*6)+(5*5)+(4*9)+(3*3)+(2*8)+(1*6)=128
128 % 10 = 8
So 6593-86-8 is a valid CAS Registry Number.