693259-01-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 693259-01-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,3,2,5 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 693259-01:
(8*6)+(7*9)+(6*3)+(5*2)+(4*5)+(3*9)+(2*0)+(1*1)=187
187 % 10 = 7
So 693259-01-7 is a valid CAS Registry Number.