690260-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 690260-87-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,0,2,6 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 690260-87:
(8*6)+(7*9)+(6*0)+(5*2)+(4*6)+(3*0)+(2*8)+(1*7)=168
168 % 10 = 8
So 690260-87-8 is a valid CAS Registry Number.