2098642-70-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2098642-70-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 2,0,9,8,6,4 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 2098642-70:
(9*2)+(8*0)+(7*9)+(6*8)+(5*6)+(4*4)+(3*2)+(2*7)+(1*0)=195
195 % 10 = 5
So 2098642-70-5 is a valid CAS Registry Number.