299-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 299-52-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,9 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 299-52:
(5*2)+(4*9)+(3*9)+(2*5)+(1*2)=85
85 % 10 = 5
So 299-52-5 is a valid CAS Registry Number.