121986-10-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121986-10-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,9,8 and 6 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 121986-10:
(8*1)+(7*2)+(6*1)+(5*9)+(4*8)+(3*6)+(2*1)+(1*0)=125
125 % 10 = 5
So 121986-10-5 is a valid CAS Registry Number.