686349-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 686349-70-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,6,3,4 and 9 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 686349-70:
(8*6)+(7*8)+(6*6)+(5*3)+(4*4)+(3*9)+(2*7)+(1*0)=212
212 % 10 = 2
So 686349-70-2 is a valid CAS Registry Number.