117862-70-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117862-70-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,8,6 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 117862-70:
(8*1)+(7*1)+(6*7)+(5*8)+(4*6)+(3*2)+(2*7)+(1*0)=141
141 % 10 = 1
So 117862-70-1 is a valid CAS Registry Number.