331716-52-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 331716-52-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,1,7,1 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 331716-52:
(8*3)+(7*3)+(6*1)+(5*7)+(4*1)+(3*6)+(2*5)+(1*2)=120
120 % 10 = 0
So 331716-52-0 is a valid CAS Registry Number.