15212-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15212-52-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,2,1 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 15212-52:
(7*1)+(6*5)+(5*2)+(4*1)+(3*2)+(2*5)+(1*2)=69
69 % 10 = 9
So 15212-52-9 is a valid CAS Registry Number.