130-66-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130-66-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,3 and 0 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 130-66:
(5*1)+(4*3)+(3*0)+(2*6)+(1*6)=35
35 % 10 = 5
So 130-66-5 is a valid CAS Registry Number.