709660-90-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 709660-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,0,9,6,6 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 709660-90:
(8*7)+(7*0)+(6*9)+(5*6)+(4*6)+(3*0)+(2*9)+(1*0)=182
182 % 10 = 2
So 709660-90-2 is a valid CAS Registry Number.